{"api_version":"1","generated_at":"2026-07-24T17:19:33+00:00","cve":"CVE-2026-53002","urls":{"html":"https://cve.report/CVE-2026-53002","api":"https://cve.report/api/cve/CVE-2026-53002.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-53002","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-53002"},"summary":{"title":"netfilter: conntrack: remove sprintf usage","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: conntrack: remove sprintf usage\n\nReplace it with scnprintf, the buffer sizes are expected to be large enough\nto hold the result, no need for snprintf+overflow check.\n\nIncrease buffer size in mangle_content_len() while at it.\n\nBUG: KASAN: stack-out-of-bounds in vsnprintf+0xea5/0x1270\nWrite of size 1 at addr [..]\n vsnprintf+0xea5/0x1270\n sprintf+0xb1/0xe0\n mangle_content_len+0x1ac/0x280\n nf_nat_sdp_session+0x1cc/0x240\n process_sdp+0x8f8/0xb80\n process_invite_request+0x108/0x2b0\n process_sip_msg+0x5da/0xf50\n sip_help_tcp+0x45e/0x780\n nf_confirm+0x34d/0x990\n [..]","state":"PUBLISHED","assigner":"Linux","published_at":"2026-06-24 17:17:11","updated_at":"2026-07-15 01:16:26"},"problem_types":["CWE-787","CWE-787 Out-of-bounds Write"],"metrics":[{"version":"3.1","source":"ADP","type":"CVSS","score":"7","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"attackComplexity":"HIGH","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}},{"version":"3.1","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","score":"9.8","severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"3.1","source":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","type":"Secondary","score":"7","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"HIGH","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"9.8","severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","data":{"baseScore":9.8,"baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2492329","name":"https://bugzilla.redhat.com/show_bug.cgi?id=2492329","refsource":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","tags":["Third Party Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/2f793ba78470a99f40389b7dc60a81d9f5ad3956","name":"https://git.kernel.org/stable/c/2f793ba78470a99f40389b7dc60a81d9f5ad3956","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/1c9fb8aeed06790d42cdcd00f6c3ce0b9e926c1e","name":"https://git.kernel.org/stable/c/1c9fb8aeed06790d42cdcd00f6c3ce0b9e926c1e","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/6bbf829b4c1b44c941c47dd0d710f1393258f3d5","name":"https://git.kernel.org/stable/c/6bbf829b4c1b44c941c47dd0d710f1393258f3d5","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-53002.json","name":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-53002.json","refsource":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","tags":["Third Party Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/ab64e61c9323fa6de21bd20da1ddb29a0fb65d34","name":"https://git.kernel.org/stable/c/ab64e61c9323fa6de21bd20da1ddb29a0fb65d34","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/8e3be0d12615a173fe260cd42753ca7a001acbf2","name":"https://git.kernel.org/stable/c/8e3be0d12615a173fe260cd42753ca7a001acbf2","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/6e7066bdb481a87fe88c4fa563e348c03b2d373d","name":"https://git.kernel.org/stable/c/6e7066bdb481a87fe88c4fa563e348c03b2d373d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://access.redhat.com/security/cve/CVE-2026-53002","name":"https://access.redhat.com/security/cve/CVE-2026-53002","refsource":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","tags":["Third Party Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/c08ff52e44945e6ef4ce0790f49ea761b060c45b","name":"https://git.kernel.org/stable/c/c08ff52e44945e6ef4ce0790f49ea761b060c45b","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/a8e0a32a23d3f34862af3b4da792ecb3a891a9a3","name":"https://git.kernel.org/stable/c/a8e0a32a23d3f34862af3b4da792ecb3a891a9a3","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-53002","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53002","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9fafcd7b203229c3f3893a475741afc27e276306 2f793ba78470a99f40389b7dc60a81d9f5ad3956 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9fafcd7b203229c3f3893a475741afc27e276306 6bbf829b4c1b44c941c47dd0d710f1393258f3d5 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9fafcd7b203229c3f3893a475741afc27e276306 ab64e61c9323fa6de21bd20da1ddb29a0fb65d34 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9fafcd7b203229c3f3893a475741afc27e276306 1c9fb8aeed06790d42cdcd00f6c3ce0b9e926c1e git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9fafcd7b203229c3f3893a475741afc27e276306 a8e0a32a23d3f34862af3b4da792ecb3a891a9a3 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9fafcd7b203229c3f3893a475741afc27e276306 8e3be0d12615a173fe260cd42753ca7a001acbf2 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9fafcd7b203229c3f3893a475741afc27e276306 c08ff52e44945e6ef4ce0790f49ea761b060c45b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9fafcd7b203229c3f3893a475741afc27e276306 6e7066bdb481a87fe88c4fa563e348c03b2d373d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 2.6.20","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 2.6.20 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.10.258 5.10.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.209 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.175 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.141 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.91 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.33 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0.10 7.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1 * original_commit_for_fix","platforms":[]},{"source":"ADP","vendor":"Red Hat","product":"Red Hat Enterprise Linux 10","version":"","platforms":[]},{"source":"ADP","vendor":"Red Hat","product":"Red Hat Enterprise Linux 6","version":"","platforms":[]},{"source":"ADP","vendor":"Red Hat","product":"Red Hat Enterprise Linux 7","version":"","platforms":[]},{"source":"ADP","vendor":"Red Hat","product":"Red Hat Enterprise Linux 7","version":"","platforms":[]},{"source":"ADP","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8","version":"","platforms":[]},{"source":"ADP","vendor":"Red Hat","product":"Red Hat Enterprise Linux 8","version":"","platforms":[]},{"source":"ADP","vendor":"Red Hat","product":"Red Hat Enterprise Linux 9","version":"","platforms":[]},{"source":"ADP","vendor":"Red Hat","product":"Red Hat Enterprise Linux 9","version":"","platforms":[]}],"timeline":[{"source":"ADP","time":"2026-06-24T00:00:00.000Z","lang":"en","value":"Reported to Red Hat."},{"source":"ADP","time":"2026-06-24T00:00:00.000Z","lang":"en","value":"Made public."}],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2026","cve_id":"53002","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"53002","cve":"CVE-2026-53002","epss":"0.003510000","percentile":"0.272230000","score_date":"2026-07-13","updated_at":"2026-07-14 00:13:16"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"affected":[{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:10"],"defaultStatus":"affected","packageName":"kernel","product":"Red Hat Enterprise Linux 10","vendor":"Red Hat"},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:6"],"defaultStatus":"unaffected","packageName":"kernel","product":"Red Hat Enterprise Linux 6","vendor":"Red Hat"},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:7"],"defaultStatus":"affected","packageName":"kernel","product":"Red Hat Enterprise Linux 7","vendor":"Red Hat"},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:7"],"defaultStatus":"affected","packageName":"kernel-rt","product":"Red Hat Enterprise Linux 7","vendor":"Red Hat"},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:8"],"defaultStatus":"affected","packageName":"kernel","product":"Red Hat Enterprise Linux 8","vendor":"Red Hat"},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:8"],"defaultStatus":"affected","packageName":"kernel-rt","product":"Red Hat Enterprise Linux 8","vendor":"Red Hat"},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:9"],"defaultStatus":"affected","packageName":"kernel","product":"Red Hat Enterprise Linux 9","vendor":"Red Hat"},{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:9"],"defaultStatus":"affected","packageName":"kernel-rt","product":"Red Hat Enterprise Linux 9","vendor":"Red Hat"}],"datePublic":"2026-06-24T00:00:00.000Z","descriptions":[{"lang":"en","value":"A flaw was found in the Linux kernel's netfilter conntrack module. This vulnerability arises from the use of `sprintf` and insufficient buffer sizing in the `mangle_content_len()` function, which can lead to a stack-out-of-bounds write. An attacker could potentially exploit this memory corruption issue to cause a denial of service or other unspecified impacts."}],"metrics":[{"other":{"content":{"namespace":"https://access.redhat.com/security/updates/classification/","value":"Important"},"type":"Red Hat severity rating"}},{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"format":"CVSS"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-787","description":"Out-of-bounds Write","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-07-15T00:45:24.055Z","orgId":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","shortName":"redhat-SADP"},"references":[{"tags":["vdb-entry","x_refsource_REDHAT"],"url":"https://access.redhat.com/security/cve/CVE-2026-53002"},{"name":"RHBZ#2492329","tags":["issue-tracking","x_refsource_REDHAT"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2492329"},{"tags":["x_sadp-csaf-vex"],"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-53002.json"}],"timeline":[{"lang":"en","time":"2026-06-24T00:00:00.000Z","value":"Reported to Red Hat."},{"lang":"en","time":"2026-06-24T00:00:00.000Z","value":"Made public."}],"title":"kernel: netfilter: conntrack: remove sprintf usage","x_adpType":"supplier","x_generator":{"engine":"sadp-cli 1.0.0"}}],"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/netfilter/nf_nat_amanda.c","net/netfilter/nf_nat_sip.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"2f793ba78470a99f40389b7dc60a81d9f5ad3956","status":"affected","version":"9fafcd7b203229c3f3893a475741afc27e276306","versionType":"git"},{"lessThan":"6bbf829b4c1b44c941c47dd0d710f1393258f3d5","status":"affected","version":"9fafcd7b203229c3f3893a475741afc27e276306","versionType":"git"},{"lessThan":"ab64e61c9323fa6de21bd20da1ddb29a0fb65d34","status":"affected","version":"9fafcd7b203229c3f3893a475741afc27e276306","versionType":"git"},{"lessThan":"1c9fb8aeed06790d42cdcd00f6c3ce0b9e926c1e","status":"affected","version":"9fafcd7b203229c3f3893a475741afc27e276306","versionType":"git"},{"lessThan":"a8e0a32a23d3f34862af3b4da792ecb3a891a9a3","status":"affected","version":"9fafcd7b203229c3f3893a475741afc27e276306","versionType":"git"},{"lessThan":"8e3be0d12615a173fe260cd42753ca7a001acbf2","status":"affected","version":"9fafcd7b203229c3f3893a475741afc27e276306","versionType":"git"},{"lessThan":"c08ff52e44945e6ef4ce0790f49ea761b060c45b","status":"affected","version":"9fafcd7b203229c3f3893a475741afc27e276306","versionType":"git"},{"lessThan":"6e7066bdb481a87fe88c4fa563e348c03b2d373d","status":"affected","version":"9fafcd7b203229c3f3893a475741afc27e276306","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["net/netfilter/nf_nat_amanda.c","net/netfilter/nf_nat_sip.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"2.6.20"},{"lessThan":"2.6.20","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.258","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.209","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.141","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.91","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.33","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.10","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.258","versionStartIncluding":"2.6.20","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.209","versionStartIncluding":"2.6.20","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.175","versionStartIncluding":"2.6.20","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.141","versionStartIncluding":"2.6.20","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.91","versionStartIncluding":"2.6.20","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.33","versionStartIncluding":"2.6.20","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.10","versionStartIncluding":"2.6.20","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1","versionStartIncluding":"2.6.20","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: conntrack: remove sprintf usage\n\nReplace it with scnprintf, the buffer sizes are expected to be large enough\nto hold the result, no need for snprintf+overflow check.\n\nIncrease buffer size in mangle_content_len() while at it.\n\nBUG: KASAN: stack-out-of-bounds in vsnprintf+0xea5/0x1270\nWrite of size 1 at addr [..]\n vsnprintf+0xea5/0x1270\n sprintf+0xb1/0xe0\n mangle_content_len+0x1ac/0x280\n nf_nat_sdp_session+0x1cc/0x240\n process_sdp+0x8f8/0xb80\n process_invite_request+0x108/0x2b0\n process_sip_msg+0x5da/0xf50\n sip_help_tcp+0x45e/0x780\n nf_confirm+0x34d/0x990\n [..]"}],"metrics":[{"cvssV3_1":{"baseScore":9.8,"baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"providerMetadata":{"dateUpdated":"2026-06-28T06:37:52.650Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/2f793ba78470a99f40389b7dc60a81d9f5ad3956"},{"url":"https://git.kernel.org/stable/c/6bbf829b4c1b44c941c47dd0d710f1393258f3d5"},{"url":"https://git.kernel.org/stable/c/ab64e61c9323fa6de21bd20da1ddb29a0fb65d34"},{"url":"https://git.kernel.org/stable/c/1c9fb8aeed06790d42cdcd00f6c3ce0b9e926c1e"},{"url":"https://git.kernel.org/stable/c/a8e0a32a23d3f34862af3b4da792ecb3a891a9a3"},{"url":"https://git.kernel.org/stable/c/8e3be0d12615a173fe260cd42753ca7a001acbf2"},{"url":"https://git.kernel.org/stable/c/c08ff52e44945e6ef4ce0790f49ea761b060c45b"},{"url":"https://git.kernel.org/stable/c/6e7066bdb481a87fe88c4fa563e348c03b2d373d"}],"title":"netfilter: conntrack: remove sprintf usage","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-53002","datePublished":"2026-06-24T16:29:14.391Z","dateReserved":"2026-06-09T07:44:35.377Z","dateUpdated":"2026-07-15T00:45:24.055Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-06-24 17:17:11","lastModifiedDate":"2026-07-15 01:16:26","problem_types":["CWE-787","CWE-787 Out-of-bounds Write"],"metrics":{"cvssMetricV31":[{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9},{"source":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"HIGH","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1,"impactScore":5.9}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.20","versionEndExcluding":"5.10.258","matchCriteriaId":"79113E9F-D007-4EBC-A919-2C2067702A61"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.15.209","matchCriteriaId":"919C10A9-7951-4A74-BADD-C135A0A8D8B4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.1.175","matchCriteriaId":"92385813-D91D-480D-83A1-F423D2CBB2BA"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.6.141","matchCriteriaId":"97A9FFFA-22BB-4D5C-9790-5A2286E392F7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.12.91","matchCriteriaId":"C918746B-DE6F-448F-A93E-A04C5481688D"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.18.33","matchCriteriaId":"96D99E49-380D-43AB-BDBA-25C3AD018A9C"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.19","versionEndExcluding":"7.0.10","matchCriteriaId":"A13475D2-59BF-4716-94B5-7C1D239A2CF4"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*","matchCriteriaId":"142AD0DD-4CF3-4D74-9442-459CE3347E3A"},{"vulnerable":true,"criteria":"cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*","matchCriteriaId":"F4CFF558-3C47-480D-A2F0-BABF26042943"},{"vulnerable":true,"criteria":"cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*","matchCriteriaId":"7F6FB57C-2BC7-487C-96DD-132683AEB35D"},{"vulnerable":true,"criteria":"cpe:2.3:o:redhat:enterprise_linux:10.0:*:*:*:*:*:*:*","matchCriteriaId":"D65C2163-CFC2-4ABB-8F4E-CB09CEBD006C"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"53002","Ordinal":"1","Title":"netfilter: conntrack: remove sprintf usage","CVE":"CVE-2026-53002","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"53002","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: conntrack: remove sprintf usage\n\nReplace it with scnprintf, the buffer sizes are expected to be large enough\nto hold the result, no need for snprintf+overflow check.\n\nIncrease buffer size in mangle_content_len() while at it.\n\nBUG: KASAN: stack-out-of-bounds in vsnprintf+0xea5/0x1270\nWrite of size 1 at addr [..]\n vsnprintf+0xea5/0x1270\n sprintf+0xb1/0xe0\n mangle_content_len+0x1ac/0x280\n nf_nat_sdp_session+0x1cc/0x240\n process_sdp+0x8f8/0xb80\n process_invite_request+0x108/0x2b0\n process_sip_msg+0x5da/0xf50\n sip_help_tcp+0x45e/0x780\n nf_confirm+0x34d/0x990\n [..]","Type":"Description","Title":"netfilter: conntrack: remove sprintf usage"}]}}}