{"api_version":"1","generated_at":"2026-07-04T14:08:18+00:00","cve":"CVE-2025-49178","urls":{"html":"https://cve.report/CVE-2025-49178","api":"https://cve.report/api/cve/CVE-2025-49178.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2025-49178","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-49178"},"summary":{"title":"Xorg-x11-server-xwayland: xorg-x11-server: tigervnc: unprocessed client request due to bytes to ignore","description":"A flaw was found in the X server's request handling. Non-zero 'bytes to ignore' in a client's request can cause the server to skip processing another client's request, potentially leading to a denial of service.","state":"PUBLISHED","assigner":"redhat","published_at":"2025-06-17 15:15:45","updated_at":"2026-06-30 11:16:20"},"problem_types":["CWE-667","CWE-667 Improper Locking"],"metrics":[{"version":"3.1","source":"secalert@redhat.com","type":"Secondary","score":"5.5","severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"CVSS","score":"5.5","severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","data":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}}],"references":[{"url":"https://access.redhat.com/errata/RHSA-2025:10375","name":"https://access.redhat.com/errata/RHSA-2025:10375","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:9304","name":"https://access.redhat.com/errata/RHSA-2025:9304","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2369977","name":"https://bugzilla.redhat.com/show_bug.cgi?id=2369977","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.x.org/wiki/Development/Security/","name":"https://www.x.org/wiki/Development/Security/","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/security/cve/CVE-2025-49178","name":"https://access.redhat.com/security/cve/CVE-2025-49178","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:10374","name":"https://access.redhat.com/errata/RHSA-2025:10374","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:10356","name":"https://access.redhat.com/errata/RHSA-2025:10356","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:10381","name":"https://access.redhat.com/errata/RHSA-2025:10381","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:10378","name":"https://access.redhat.com/errata/RHSA-2025:10378","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:9392","name":"https://access.redhat.com/errata/RHSA-2025:9392","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:9964","name":"https://access.redhat.com/errata/RHSA-2025:9964","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:10360","name":"https://access.redhat.com/errata/RHSA-2025:10360","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:10342","name":"https://access.redhat.com/errata/RHSA-2025:10342","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:10377","name":"https://access.redhat.com/errata/RHSA-2025:10377","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:10355","name":"https://access.redhat.com/errata/RHSA-2025:10355","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://gitlab.freedesktop.org/xorg/xserver/-/commit/d55c54cecb5e83eaa2d56bed5cc4461f9ba318c2","name":"https://gitlab.freedesktop.org/xorg/xserver/-/commit/d55c54cecb5e83eaa2d56bed5cc4461f9ba318c2","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:10376","name":"https://access.redhat.com/errata/RHSA-2025:10376","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:10343","name":"https://access.redhat.com/errata/RHSA-2025:10343","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:9306","name":"https://access.redhat.com/errata/RHSA-2025:9306","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:10410","name":"https://access.redhat.com/errata/RHSA-2025:10410","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:10349","name":"https://access.redhat.com/errata/RHSA-2025:10349","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:10352","name":"https://access.redhat.com/errata/RHSA-2025:10352","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:10370","name":"https://access.redhat.com/errata/RHSA-2025:10370","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:10348","name":"https://access.redhat.com/errata/RHSA-2025:10348","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:10344","name":"https://access.redhat.com/errata/RHSA-2025:10344","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:9305","name":"https://access.redhat.com/errata/RHSA-2025:9305","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:10347","name":"https://access.redhat.com/errata/RHSA-2025:10347","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:10350","name":"https://access.redhat.com/errata/RHSA-2025:10350","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://lists.debian.org/debian-lts-announce/2025/06/msg00028.html","name":"https://lists.debian.org/debian-lts-announce/2025/06/msg00028.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:9303","name":"https://access.redhat.com/errata/RHSA-2025:9303","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:10258","name":"https://access.redhat.com/errata/RHSA-2025:10258","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:10351","name":"https://access.redhat.com/errata/RHSA-2025:10351","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2025:10346","name":"https://access.redhat.com/errata/RHSA-2025:10346","refsource":"secalert@redhat.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-49178","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-49178","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"X.Org","product":"xwayland","version":"affected 24.1.7 semver","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 10","version":"unaffected 0:24.1.5-4.el10_0 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 6 Extended Lifecycle Support  - EXTENSION","version":"unaffected 0:1.1.0-25.el6_10.1 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 7.7 Advanced Update Support","version":"unaffected 0:1.8.0-17.el7_7.1 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 7 Extended Lifecycle Support","version":"unaffected 0:1.20.4-32.el7_9 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 7 Extended Lifecycle Support","version":"unaffected 0:1.8.0-36.el7_9.2 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8","version":"unaffected 0:1.20.11-26.el8_10 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8","version":"unaffected 0:21.1.3-18.el8_10 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8","version":"unaffected 0:1.15.0-7.el8_10 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.2 Advanced Update Support","version":"unaffected 0:1.9.0-15.el8_2.14 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.2 Advanced Update Support","version":"unaffected 0:1.20.6-4.el8_2 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support","version":"unaffected 0:1.20.10-2.el8_4 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support","version":"unaffected 0:1.11.0-8.el8_4.13 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On","version":"unaffected 0:1.20.10-2.el8_4 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On","version":"unaffected 0:1.11.0-8.el8_4.13 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support","version":"unaffected 0:1.12.0-6.el8_6.14 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support","version":"unaffected 0:21.1.3-2.el8_6.4 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support","version":"unaffected 0:1.20.11-5.el8_6.3 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On","version":"unaffected 0:1.12.0-6.el8_6.14 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On","version":"unaffected 0:21.1.3-2.el8_6.4 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.6 Telecommunications Update Service","version":"unaffected 0:1.12.0-6.el8_6.14 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.6 Telecommunications Update Service","version":"unaffected 0:21.1.3-2.el8_6.4 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.6 Telecommunications Update Service","version":"unaffected 0:1.20.11-5.el8_6.3 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions","version":"unaffected 0:1.12.0-6.el8_6.14 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions","version":"unaffected 0:21.1.3-2.el8_6.4 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions","version":"unaffected 0:1.20.11-5.el8_6.3 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.8 Extended Update Support Long-Life Add-On","version":"unaffected 0:1.20.11-16.el8_8 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.8 Extended Update Support Long-Life Add-On","version":"unaffected 0:21.1.3-11.el8_8 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.8 Telecommunications Update Service","version":"unaffected 0:1.20.11-16.el8_8 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.8 Telecommunications Update Service","version":"unaffected 0:1.12.0-15.el8_8.14 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.8 Telecommunications Update Service","version":"unaffected 0:21.1.3-11.el8_8 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions","version":"unaffected 0:1.20.11-16.el8_8 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions","version":"unaffected 0:1.12.0-15.el8_8.14 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions","version":"unaffected 0:21.1.3-11.el8_8 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 9","version":"unaffected 0:1.20.11-31.el9_6 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 9","version":"unaffected 0:23.2.7-4.el9_6 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 9","version":"unaffected 0:1.14.1-8.el9_6 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions","version":"unaffected 0:21.1.3-3.el9_0 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions","version":"unaffected 0:1.20.11-11.el9_0 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions","version":"unaffected 0:1.11.0-22.el9_0.15 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions","version":"unaffected 0:21.1.3-8.el9_2 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions","version":"unaffected 0:1.20.11-18.el9_2 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions","version":"unaffected 0:1.12.0-14.el9_2.12 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 9.4 Extended Update Support","version":"unaffected 0:22.1.9-6.el9_4 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 9.4 Extended Update Support","version":"unaffected 0:1.20.11-26.el9_4 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 9.4 Extended Update Support","version":"unaffected 0:1.13.1-8.el9_4.7 * rpm","platforms":[]},{"source":"CNA","vendor":"Red Hat","product":"Red Hat Enterprise Linux 6","version":"","platforms":[]}],"timeline":[{"source":"CNA","time":"2025-06-03T10:00:49.274Z","lang":"en","value":"Reported to Red Hat."},{"source":"CNA","time":"2025-06-17T00:00:00.000Z","lang":"en","value":"Made public."}],"solutions":[],"workarounds":[{"source":"CNA","title":"","value":"Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.","time":"","lang":"en"}],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2025","cve_id":"49178","cve":"CVE-2025-49178","epss":"0.001990000","percentile":"0.099060000","score_date":"2026-07-03","updated_at":"2026-07-04 00:02:19"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2025-49178","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2025-06-17T15:05:17.851006Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2025-06-17T15:05:29.353Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"},{"providerMetadata":{"dateUpdated":"2025-11-03T20:05:12.866Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/06/msg00028.html"}],"title":"CVE Program Container"}],"cna":{"affected":[{"collectionURL":"https://gitlab.freedesktop.org/xorg/xserver","defaultStatus":"unaffected","packageName":"xwayland","product":"xwayland","vendor":"X.Org","versions":[{"lessThan":"24.1.7","status":"affected","version":"0","versionType":"semver"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:10.0"],"defaultStatus":"affected","packageName":"xorg-x11-server-Xwayland","product":"Red Hat Enterprise Linux 10","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:24.1.5-4.el10_0","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:rhel_els:6"],"defaultStatus":"affected","packageName":"tigervnc","product":"Red Hat Enterprise Linux 6 Extended Lifecycle Support  - EXTENSION","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.1.0-25.el6_10.1","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:rhel_aus:7.7::server"],"defaultStatus":"affected","packageName":"tigervnc","product":"Red Hat Enterprise Linux 7.7 Advanced Update Support","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.8.0-17.el7_7.1","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:rhel_els:7"],"defaultStatus":"affected","packageName":"xorg-x11-server","product":"Red Hat Enterprise Linux 7 Extended Lifecycle Support","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.20.4-32.el7_9","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:rhel_els:7"],"defaultStatus":"affected","packageName":"tigervnc","product":"Red Hat Enterprise Linux 7 Extended Lifecycle Support","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.8.0-36.el7_9.2","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:enterprise_linux:8::appstream","cpe:/a:redhat:enterprise_linux:8::crb"],"defaultStatus":"affected","packageName":"xorg-x11-server","product":"Red Hat Enterprise Linux 8","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.20.11-26.el8_10","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:enterprise_linux:8::appstream","cpe:/a:redhat:enterprise_linux:8::crb"],"defaultStatus":"affected","packageName":"xorg-x11-server-Xwayland","product":"Red Hat Enterprise Linux 8","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:21.1.3-18.el8_10","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:enterprise_linux:8::appstream"],"defaultStatus":"affected","packageName":"tigervnc","product":"Red Hat Enterprise Linux 8","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.15.0-7.el8_10","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_aus:8.2::appstream"],"defaultStatus":"affected","packageName":"tigervnc","product":"Red Hat Enterprise Linux 8.2 Advanced Update Support","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.9.0-15.el8_2.14","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_aus:8.2::appstream"],"defaultStatus":"affected","packageName":"xorg-x11-server","product":"Red Hat Enterprise Linux 8.2 Advanced Update Support","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.20.6-4.el8_2","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_aus:8.4::appstream","cpe:/a:redhat:rhel_eus_long_life:8.4::appstream"],"defaultStatus":"affected","packageName":"xorg-x11-server","product":"Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.20.10-2.el8_4","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_aus:8.4::appstream","cpe:/a:redhat:rhel_eus_long_life:8.4::appstream"],"defaultStatus":"affected","packageName":"tigervnc","product":"Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.11.0-8.el8_4.13","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_aus:8.4::appstream","cpe:/a:redhat:rhel_eus_long_life:8.4::appstream"],"defaultStatus":"affected","packageName":"xorg-x11-server","product":"Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.20.10-2.el8_4","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_aus:8.4::appstream","cpe:/a:redhat:rhel_eus_long_life:8.4::appstream"],"defaultStatus":"affected","packageName":"tigervnc","product":"Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.11.0-8.el8_4.13","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_aus:8.6::appstream","cpe:/a:redhat:rhel_e4s:8.6::appstream","cpe:/a:redhat:rhel_eus_long_life:8.6::appstream","cpe:/a:redhat:rhel_tus:8.6::appstream"],"defaultStatus":"affected","packageName":"tigervnc","product":"Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.12.0-6.el8_6.14","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_aus:8.6::appstream","cpe:/a:redhat:rhel_e4s:8.6::appstream","cpe:/a:redhat:rhel_eus_long_life:8.6::appstream","cpe:/a:redhat:rhel_tus:8.6::appstream"],"defaultStatus":"affected","packageName":"xorg-x11-server-Xwayland","product":"Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:21.1.3-2.el8_6.4","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_aus:8.6::appstream","cpe:/a:redhat:rhel_e4s:8.6::appstream","cpe:/a:redhat:rhel_tus:8.6::appstream"],"defaultStatus":"affected","packageName":"xorg-x11-server","product":"Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.20.11-5.el8_6.3","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_aus:8.6::appstream","cpe:/a:redhat:rhel_e4s:8.6::appstream","cpe:/a:redhat:rhel_eus_long_life:8.6::appstream","cpe:/a:redhat:rhel_tus:8.6::appstream"],"defaultStatus":"affected","packageName":"tigervnc","product":"Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.12.0-6.el8_6.14","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_aus:8.6::appstream","cpe:/a:redhat:rhel_e4s:8.6::appstream","cpe:/a:redhat:rhel_eus_long_life:8.6::appstream","cpe:/a:redhat:rhel_tus:8.6::appstream"],"defaultStatus":"affected","packageName":"xorg-x11-server-Xwayland","product":"Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:21.1.3-2.el8_6.4","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_aus:8.6::appstream","cpe:/a:redhat:rhel_e4s:8.6::appstream","cpe:/a:redhat:rhel_eus_long_life:8.6::appstream","cpe:/a:redhat:rhel_tus:8.6::appstream"],"defaultStatus":"affected","packageName":"tigervnc","product":"Red Hat Enterprise Linux 8.6 Telecommunications Update Service","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.12.0-6.el8_6.14","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_aus:8.6::appstream","cpe:/a:redhat:rhel_e4s:8.6::appstream","cpe:/a:redhat:rhel_eus_long_life:8.6::appstream","cpe:/a:redhat:rhel_tus:8.6::appstream"],"defaultStatus":"affected","packageName":"xorg-x11-server-Xwayland","product":"Red Hat Enterprise Linux 8.6 Telecommunications Update Service","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:21.1.3-2.el8_6.4","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_aus:8.6::appstream","cpe:/a:redhat:rhel_e4s:8.6::appstream","cpe:/a:redhat:rhel_tus:8.6::appstream"],"defaultStatus":"affected","packageName":"xorg-x11-server","product":"Red Hat Enterprise Linux 8.6 Telecommunications Update Service","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.20.11-5.el8_6.3","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_aus:8.6::appstream","cpe:/a:redhat:rhel_e4s:8.6::appstream","cpe:/a:redhat:rhel_eus_long_life:8.6::appstream","cpe:/a:redhat:rhel_tus:8.6::appstream"],"defaultStatus":"affected","packageName":"tigervnc","product":"Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.12.0-6.el8_6.14","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_aus:8.6::appstream","cpe:/a:redhat:rhel_e4s:8.6::appstream","cpe:/a:redhat:rhel_eus_long_life:8.6::appstream","cpe:/a:redhat:rhel_tus:8.6::appstream"],"defaultStatus":"affected","packageName":"xorg-x11-server-Xwayland","product":"Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:21.1.3-2.el8_6.4","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_aus:8.6::appstream","cpe:/a:redhat:rhel_e4s:8.6::appstream","cpe:/a:redhat:rhel_tus:8.6::appstream"],"defaultStatus":"affected","packageName":"xorg-x11-server","product":"Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.20.11-5.el8_6.3","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_e4s:8.8::appstream","cpe:/a:redhat:rhel_eus_long_life:8.8::appstream","cpe:/a:redhat:rhel_tus:8.8::appstream"],"defaultStatus":"affected","packageName":"xorg-x11-server","product":"Red Hat Enterprise Linux 8.8 Extended Update Support Long-Life Add-On","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.20.11-16.el8_8","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_e4s:8.8::appstream","cpe:/a:redhat:rhel_eus_long_life:8.8::appstream","cpe:/a:redhat:rhel_tus:8.8::appstream"],"defaultStatus":"affected","packageName":"xorg-x11-server-Xwayland","product":"Red Hat Enterprise Linux 8.8 Extended Update Support Long-Life Add-On","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:21.1.3-11.el8_8","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_e4s:8.8::appstream","cpe:/a:redhat:rhel_eus_long_life:8.8::appstream","cpe:/a:redhat:rhel_tus:8.8::appstream"],"defaultStatus":"affected","packageName":"xorg-x11-server","product":"Red Hat Enterprise Linux 8.8 Telecommunications Update Service","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.20.11-16.el8_8","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_e4s:8.8::appstream","cpe:/a:redhat:rhel_tus:8.8::appstream"],"defaultStatus":"affected","packageName":"tigervnc","product":"Red Hat Enterprise Linux 8.8 Telecommunications Update Service","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.12.0-15.el8_8.14","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_e4s:8.8::appstream","cpe:/a:redhat:rhel_eus_long_life:8.8::appstream","cpe:/a:redhat:rhel_tus:8.8::appstream"],"defaultStatus":"affected","packageName":"xorg-x11-server-Xwayland","product":"Red Hat Enterprise Linux 8.8 Telecommunications Update Service","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:21.1.3-11.el8_8","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_e4s:8.8::appstream","cpe:/a:redhat:rhel_eus_long_life:8.8::appstream","cpe:/a:redhat:rhel_tus:8.8::appstream"],"defaultStatus":"affected","packageName":"xorg-x11-server","product":"Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.20.11-16.el8_8","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_e4s:8.8::appstream","cpe:/a:redhat:rhel_tus:8.8::appstream"],"defaultStatus":"affected","packageName":"tigervnc","product":"Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.12.0-15.el8_8.14","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_e4s:8.8::appstream","cpe:/a:redhat:rhel_eus_long_life:8.8::appstream","cpe:/a:redhat:rhel_tus:8.8::appstream"],"defaultStatus":"affected","packageName":"xorg-x11-server-Xwayland","product":"Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:21.1.3-11.el8_8","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:enterprise_linux:9::appstream","cpe:/a:redhat:enterprise_linux:9::crb"],"defaultStatus":"affected","packageName":"xorg-x11-server","product":"Red Hat Enterprise Linux 9","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.20.11-31.el9_6","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:enterprise_linux:9::appstream","cpe:/a:redhat:enterprise_linux:9::crb"],"defaultStatus":"affected","packageName":"xorg-x11-server-Xwayland","product":"Red Hat Enterprise Linux 9","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:23.2.7-4.el9_6","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:enterprise_linux:9::appstream"],"defaultStatus":"affected","packageName":"tigervnc","product":"Red Hat Enterprise Linux 9","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.14.1-8.el9_6","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_e4s:9.0::appstream"],"defaultStatus":"affected","packageName":"xorg-x11-server-Xwayland","product":"Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:21.1.3-3.el9_0","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_e4s:9.0::appstream"],"defaultStatus":"affected","packageName":"xorg-x11-server","product":"Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.20.11-11.el9_0","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_e4s:9.0::appstream"],"defaultStatus":"affected","packageName":"tigervnc","product":"Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.11.0-22.el9_0.15","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_e4s:9.2::appstream"],"defaultStatus":"affected","packageName":"xorg-x11-server-Xwayland","product":"Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:21.1.3-8.el9_2","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_e4s:9.2::appstream"],"defaultStatus":"affected","packageName":"xorg-x11-server","product":"Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.20.11-18.el9_2","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_e4s:9.2::appstream"],"defaultStatus":"affected","packageName":"tigervnc","product":"Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.12.0-14.el9_2.12","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_eus:9.4::appstream"],"defaultStatus":"affected","packageName":"xorg-x11-server-Xwayland","product":"Red Hat Enterprise Linux 9.4 Extended Update Support","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:22.1.9-6.el9_4","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_eus:9.4::appstream","cpe:/a:redhat:rhel_eus:9.4::crb"],"defaultStatus":"affected","packageName":"xorg-x11-server","product":"Red Hat Enterprise Linux 9.4 Extended Update Support","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.20.11-26.el9_4","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:rhel_eus:9.4::appstream"],"defaultStatus":"affected","packageName":"tigervnc","product":"Red Hat Enterprise Linux 9.4 Extended Update Support","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"0:1.13.1-8.el9_4.7","versionType":"rpm"}]},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:6"],"defaultStatus":"affected","packageName":"xorg-x11-server","product":"Red Hat Enterprise Linux 6","vendor":"Red Hat"}],"datePublic":"2025-06-17T00:00:00.000Z","descriptions":[{"lang":"en","value":"A flaw was found in the X server's request handling. Non-zero 'bytes to ignore' in a client's request can cause the server to skip processing another client's request, potentially leading to a denial of service."}],"metrics":[{"other":{"content":{"namespace":"https://access.redhat.com/security/updates/classification/","value":"Moderate"},"type":"Red Hat severity rating"}},{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"format":"CVSS"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-667","description":"Improper Locking","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-06-30T10:40:11.163Z","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","shortName":"redhat"},"references":[{"name":"RHSA-2025:10258","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:10258"},{"name":"RHSA-2025:10342","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:10342"},{"name":"RHSA-2025:10343","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:10343"},{"name":"RHSA-2025:10344","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:10344"},{"name":"RHSA-2025:10346","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:10346"},{"name":"RHSA-2025:10347","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:10347"},{"name":"RHSA-2025:10348","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:10348"},{"name":"RHSA-2025:10349","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:10349"},{"name":"RHSA-2025:10350","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:10350"},{"name":"RHSA-2025:10351","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:10351"},{"name":"RHSA-2025:10352","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:10352"},{"name":"RHSA-2025:10355","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:10355"},{"name":"RHSA-2025:10356","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:10356"},{"name":"RHSA-2025:10360","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:10360"},{"name":"RHSA-2025:10370","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:10370"},{"name":"RHSA-2025:10374","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:10374"},{"name":"RHSA-2025:10375","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:10375"},{"name":"RHSA-2025:10376","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:10376"},{"name":"RHSA-2025:10377","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:10377"},{"name":"RHSA-2025:10378","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:10378"},{"name":"RHSA-2025:10381","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:10381"},{"name":"RHSA-2025:10410","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:10410"},{"name":"RHSA-2025:9303","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:9303"},{"name":"RHSA-2025:9304","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:9304"},{"name":"RHSA-2025:9305","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:9305"},{"name":"RHSA-2025:9306","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:9306"},{"name":"RHSA-2025:9392","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:9392"},{"name":"RHSA-2025:9964","tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2025:9964"},{"tags":["vdb-entry","x_refsource_REDHAT"],"url":"https://access.redhat.com/security/cve/CVE-2025-49178"},{"name":"RHBZ#2369977","tags":["issue-tracking","x_refsource_REDHAT"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2369977"},{"url":"https://gitlab.freedesktop.org/xorg/xserver/-/commit/d55c54cecb5e83eaa2d56bed5cc4461f9ba318c2"},{"url":"https://www.x.org/wiki/Development/Security/"}],"timeline":[{"lang":"en","time":"2025-06-03T10:00:49.274Z","value":"Reported to Red Hat."},{"lang":"en","time":"2025-06-17T00:00:00.000Z","value":"Made public."}],"title":"Xorg-x11-server-xwayland: xorg-x11-server: tigervnc: unprocessed client request due to bytes to ignore","workarounds":[{"lang":"en","value":"Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability."}],"x_generator":{"engine":"cvelib 1.8.0"},"x_redhatCweChain":"CWE-667: Improper Locking"}},"cveMetadata":{"assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","assignerShortName":"redhat","cveId":"CVE-2025-49178","datePublished":"2025-06-17T14:54:42.646Z","dateReserved":"2025-06-03T05:38:02.947Z","dateUpdated":"2026-06-30T10:40:11.163Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2025-06-17 15:15:45","lastModifiedDate":"2026-06-30 11:16:20","problem_types":["CWE-667","CWE-667 Improper Locking"],"metrics":{"cvssMetricV31":[{"source":"secalert@redhat.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2025-06-17T15:05:17.851006Z","id":"CVE-2025-49178","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2025","CveId":"49178","Ordinal":"1","Title":"Xorg-x11-server-xwayland: xorg-x11-server: tigervnc: unprocessed","CVE":"CVE-2025-49178","Year":"2025"},"notes":[{"CveYear":"2025","CveId":"49178","Ordinal":"1","NoteData":"A flaw was found in the X server's request handling. Non-zero 'bytes to ignore' in a client's request can cause the server to skip processing another client's request, potentially leading to a denial of service.","Type":"Description","Title":"Xorg-x11-server-xwayland: xorg-x11-server: tigervnc: unprocessed"}]}}}