{"id":"CVE-2026-80646","revision":null,"records":[{"revision":"21f3ad48e4964ddc8d7e7b37b188cc63","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-80646","aliases":[],"title":"ipv6: guard against possible NULL deref in __in6_dev_stats_get()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nipv6: guard against possible NULL deref in __in6_dev_stats_get()\n\ndev_get_by_index_rcu() could return NULL if the original physical\ndevice is unregistered.\n\nFound by Sashiko.","state":0,"publishedAt":"2026-08-28T06:48:56.277+00:00","modifiedAt":"2026-10-16T19:26:31.747+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n \"product\": \"Linux\",\n \"vendor\": \"Linux\",\n \"defaultStatus\": \"unaffected\",\n \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n \"programFiles\": [\n \"include/net/addrconf.h\"\n ],\n \"versions\": [\n {\n \"version\": \"e1ae5c2ea4783b1fd87be250f9fcc9d9e1a6ba3f\",\n \"lessThan\": \"a23f2c68c6635e41404f189f8f7ae910738cebdb\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"e1ae5c2ea4783b1fd87be250f9fcc9d9e1a6ba3f\",\n \"lessThan\": \"e14db43677946bf2095febd294bb3c13ab375ab7\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"e1ae5c2ea4783b1fd87be250f9fcc9d9e1a6ba3f\",\n \"lessThan\": \"1a4adfbeb47a212a64539137411f1ca168474d33\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"e1ae5c2ea4783b1fd87be250f9fcc9d9e1a6ba3f\",\n \"lessThan\": \"1e3db30a88815bae6e9d5db6f64ac735e615a07e\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"e1ae5c2ea4783b1fd87be250f9fcc9d9e1a6ba3f\",\n \"lessThan\": \"952426a83ca75cea25c09d58944abafaa3ebd242\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"e1ae5c2ea4783b1fd87be250f9fcc9d9e1a6ba3f\",\n \"lessThan\": \"0db1949084e85a72d174a7dea3259b94fe5a9305\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"e1ae5c2ea4783b1fd87be250f9fcc9d9e1a6ba3f\",\n \"lessThan\": \"fc920c0659cdea5afd8721c1155a51564859e075\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"e1ae5c2ea4783b1fd87be250f9fcc9d9e1a6ba3f\",\n \"lessThan\": \"507541c2a8eeb76c02bd2511958f73a8cfa3e1bc\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"a24963500a4ec921ce9c2597e0a584e44513afae\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"4.19.291\",\n \"lessThan\": \"4.20\",\n \"status\": \"affected\",\n \"versionType\": \"semver\"\n }\n ]\n }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n \"product\": \"Linux\",\n \"vendor\": \"Linux\",\n \"defaultStatus\": \"affected\",\n \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n \"programFiles\": [\n \"include/net/addrconf.h\"\n ],\n \"versions\": [\n {\n \"version\": \"5.2\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"0\",\n \"lessThan\": \"5.2\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.10.261\",\n \"lessThanOrEqual\": \"5.10.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.15.212\",\n \"lessThanOrEqual\": \"5.15.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.1.178\",\n \"lessThanOrEqual\": \"6.1.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.6.145\",\n \"lessThanOrEqual\": \"6.6.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.12.97\",\n \"lessThanOrEqual\": \"6.12.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.18.40\",\n \"lessThanOrEqual\": \"6.18.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"7.1.5\",\n \"lessThanOrEqual\": \"7.1.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"7.2\",\n \"lessThanOrEqual\": \"*\",\n \"status\": \"unaffected\",\n \"versionType\": \"original_commit_for_fix\"\n }\n ]\n }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/a23f2c68c6635e41404f189f8f7ae910738cebdb","https://git.kernel.org/stable/c/e14db43677946bf2095febd294bb3c13ab375ab7","https://git.kernel.org/stable/c/1a4adfbeb47a212a64539137411f1ca168474d33","https://git.kernel.org/stable/c/1e3db30a88815bae6e9d5db6f64ac735e615a07e","https://git.kernel.org/stable/c/952426a83ca75cea25c09d58944abafaa3ebd242","https://git.kernel.org/stable/c/0db1949084e85a72d174a7dea3259b94fe5a9305","https://git.kernel.org/stable/c/fc920c0659cdea5afd8721c1155a51564859e075","https://git.kernel.org/stable/c/507541c2a8eeb76c02bd2511958f73a8cfa3e1bc"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-80646","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-80646","identifiers":["CVE-2026-80646"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all 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