{"api_version":"1","generated_at":"2026-05-14T21:38:27+00:00","cve":"CVE-2018-18954","urls":{"html":"https://cve.report/CVE-2018-18954","api":"https://cve.report/api/cve/CVE-2018-18954.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2018-18954","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-18954"},"summary":{"title":"CVE-2018-18954","description":"The pnv_lpc_do_eccb function in hw/ppc/pnv_lpc.c in Qemu before 3.1 allows out-of-bounds write or read access to PowerNV memory.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2018-11-15 20:29:00","updated_at":"2019-05-31 14:29:00"},"problem_types":["CWE-125","CWE-787"],"metrics":[],"references":[{"url":"http://www.securityfocus.com/bid/105920","name":"105920","refsource":"BID","tags":["Third Party Advisory","VDB Entry"],"title":"QEMU 'hw/ppc/pnv_lpc.c' Out of Bounds Denial of Service Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.html","name":"openSUSE-SU-2019:1074","refsource":"SUSE","tags":["Mailing List","Third Party Advisory"],"title":"[security-announce] openSUSE-SU-2019:1074-1: important: Security update","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg00446.html","name":"[Qemu-devel] 20181103 [PATCH v2] ppc/pnv: check size before data buffer access","refsource":"MLIST","tags":["Mailing List","Patch","Third Party Advisory"],"title":"Re: [Qemu-devel] [PATCH v2] ppc/pnv: check size before data buffer acces","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://usn.ubuntu.com/3826-1/","name":"USN-3826-1","refsource":"UBUNTU","tags":["Third Party Advisory"],"title":"USN-3826-1: QEMU vulnerabilities | Ubuntu security notices","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.openwall.com/lists/oss-security/2018/11/06/6","name":"[oss-security] 20181107 CVE-2018-18954 QEMU: ppc64: Out-of-bounds r/w stack access in pnv_lpc_do_eccb","refsource":"MLIST","tags":["Mailing List","Patch","Third Party Advisory"],"title":"oss-security - CVE-2018-18954 QEMU: ppc64: Out-of-bounds r/w stack access in\n pnv_lpc_do_eccb","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.debian.org/security/2019/dsa-4454","name":"DSA-4454","refsource":"DEBIAN","tags":[],"title":"Debian -- Security Information -- DSA-4454-1 qemu","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://seclists.org/bugtraq/2019/May/76","name":"20190531 [SECURITY] [DSA 4454-1] qemu security update","refsource":"BUGTRAQ","tags":[],"title":"Bugtraq: [SECURITY] [DSA 4454-1] qemu security update","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-18954","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-18954","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2018","cve_id":"18954","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"18.04","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"lts","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"18954","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"18.10","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"18954","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"18.04","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"lts","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"18954","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"18.10","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"18954","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"opensuse","cpe5":"leap","cpe6":"42.3","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"18954","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"opensuse","cpe5":"leap","cpe6":"42.3","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"18954","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"qemu","cpe5":"qemu","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"18954","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"qemu","cpe5":"qemu","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2018-18954","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"The pnv_lpc_do_eccb function in hw/ppc/pnv_lpc.c in Qemu before 3.1 allows out-of-bounds write or read access to PowerNV memory."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"USN-3826-1","refsource":"UBUNTU","url":"https://usn.ubuntu.com/3826-1/"},{"name":"[oss-security] 20181107 CVE-2018-18954 QEMU: ppc64: Out-of-bounds r/w stack access in pnv_lpc_do_eccb","refsource":"MLIST","url":"http://www.openwall.com/lists/oss-security/2018/11/06/6"},{"name":"105920","refsource":"BID","url":"http://www.securityfocus.com/bid/105920"},{"name":"[Qemu-devel] 20181103 [PATCH v2] ppc/pnv: check size before data buffer access","refsource":"MLIST","url":"https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg00446.html"},{"refsource":"SUSE","name":"openSUSE-SU-2019:1074","url":"http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.html"},{"refsource":"DEBIAN","name":"DSA-4454","url":"https://www.debian.org/security/2019/dsa-4454"},{"refsource":"BUGTRAQ","name":"20190531 [SECURITY] [DSA 4454-1] qemu security update","url":"https://seclists.org/bugtraq/2019/May/76"}]}},"nvd":{"publishedDate":"2018-11-15 20:29:00","lastModifiedDate":"2019-05-31 14:29:00","problem_types":["CWE-125","CWE-787"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.0","vectorString":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM"},"exploitabilityScore":1.8,"impactScore":3.6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:N/I:N/A:P","accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL","baseScore":2.1},"severity":"LOW","exploitabilityScore":3.9,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*","versionEndExcluding":"3.1","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:opensuse:leap:42.3:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2018","CveId":"18954","Ordinal":"135880","Title":"CVE-2018-18954","CVE":"CVE-2018-18954","Year":"2018"},"notes":[{"CveYear":"2018","CveId":"18954","Ordinal":"1","NoteData":"The pnv_lpc_do_eccb function in hw/ppc/pnv_lpc.c in Qemu before 3.1 allows out-of-bounds write or read access to PowerNV memory.","Type":"Description","Title":null},{"CveYear":"2018","CveId":"18954","Ordinal":"2","NoteData":"2018-11-15","Type":"Other","Title":"Published"},{"CveYear":"2018","CveId":"18954","Ordinal":"3","NoteData":"2019-05-31","Type":"Other","Title":"Modified"}]}}}