{"id":"CVE-2022-49048","revision":null,"records":[{"revision":"c06f0071bf3c4bd48de59dcc50083e5e","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2022-49048","aliases":[],"title":"ipv6: fix panic when forwarding a pkt with no in6 dev","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nipv6: fix panic when forwarding a pkt with no in6 dev\n\nkongweibin reported a kernel panic in ip6_forward() when input interface\nhas no in6 dev associated.\n\nThe following tc commands were used to reproduce this panic:\ntc qdisc del dev vxlan100 root\ntc qdisc add dev vxlan100 root netem corrupt 5%","state":0,"publishedAt":"2025-02-26T01:54:24.115+00:00","modifiedAt":"2026-10-15T21:21:06.401+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 \"net/ipv6/ip6_output.c\"\n ],\n \"versions\": [\n {\n \"version\": \"bff0854e2f804f68d3e93d19e4580dbd69777e1d\",\n \"lessThan\": \"74b68f5249f16c5f7f675d0f604fa6ae20e3a151\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"7f4848229e91d508102b30396b8a1b710ac23637\",\n \"lessThan\": \"ab2f5afb7af5c68389e8c7dd29e0a98fbeaaa435\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"79ec7b5b2f4fe38e5c7459ed0bdff4ef3386ab63\",\n \"lessThan\": \"a263712ba8c9ded25dd9d2d5ced11bcea5b33a3e\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"ccd27f05ae7b8ebc40af5b004e94517a919aa862\",\n \"lessThan\": \"adee01bbf6cb5b3e4ed08be8ff866aac90f13836\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"ccd27f05ae7b8ebc40af5b004e94517a919aa862\",\n \"lessThan\": \"e69fb3de87a8923e5931a272a38fa3cceb01da44\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"ccd27f05ae7b8ebc40af5b004e94517a919aa862\",\n \"lessThan\": \"e3fa461d8b0e185b7da8a101fe94dfe6dd500ac0\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"350e10d217337480158b604bbf6601c50ed161c6\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"4.19.199\",\n \"lessThan\": \"4.19.239\",\n \"status\": \"affected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.4.136\",\n \"lessThan\": \"5.4.190\",\n \"status\": \"affected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.10.54\",\n \"lessThan\": \"5.10.112\",\n \"status\": \"affected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.13.6\",\n \"lessThan\": \"5.14\",\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 \"net/ipv6/ip6_output.c\"\n ],\n \"versions\": [\n {\n \"version\": \"5.14\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"0\",\n \"lessThan\": \"5.14\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"4.19.239\",\n \"lessThanOrEqual\": \"4.19.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.4.190\",\n \"lessThanOrEqual\": \"5.4.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.10.112\",\n \"lessThanOrEqual\": \"5.10.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.15.35\",\n \"lessThanOrEqual\": \"5.15.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.17.4\",\n \"lessThanOrEqual\": \"5.17.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.18\",\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/74b68f5249f16c5f7f675d0f604fa6ae20e3a151","https://git.kernel.org/stable/c/ab2f5afb7af5c68389e8c7dd29e0a98fbeaaa435","https://git.kernel.org/stable/c/a263712ba8c9ded25dd9d2d5ced11bcea5b33a3e","https://git.kernel.org/stable/c/adee01bbf6cb5b3e4ed08be8ff866aac90f13836","https://git.kernel.org/stable/c/e69fb3de87a8923e5931a272a38fa3cceb01da44","https://git.kernel.org/stable/c/e3fa461d8b0e185b7da8a101fe94dfe6dd500ac0"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2022-49048","license":"CVE Program Terms of Use","key":"cve-program:CVE-2022-49048","identifiers":["CVE-2022-49048"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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