{"id":"CVE-2022-49344","state":"PUBLISHED","title":"af_unix: Fix a data-race in unix_dgram_peer_wake_me().","description":"In the Linux kernel, the following vulnerability has been resolved:\n\naf_unix: Fix a data-race in unix_dgram_peer_wake_me().\n\nunix_dgram_poll() calls unix_dgram_peer_wake_me() without `other`'s\nlock held and check if its receive queue is full.  Here we need to\nuse unix_recvq_full_lockless() instead of unix_recvq_full(), otherwise\nKCSAN will report a data-race.","publishedAt":"2025-02-26T02:11:00.498Z","updatedAt":"2026-05-23T15:21:57.333Z","severity":{"score":4.7,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"7d267278a9ece963d77eefec61630223fce08c6c","status":"affected","lessThan":"95f0ba806277733bf6024e23e27e1be773701cca","versionType":"git"},{"version":"7d267278a9ece963d77eefec61630223fce08c6c","status":"affected","lessThan":"556720013c36c193d9cbfb06e7b33e51f0c39fbf","versionType":"git"},{"version":"7d267278a9ece963d77eefec61630223fce08c6c","status":"affected","lessThan":"c61848500a3fd6867dfa4834b8c7f97133eceb9f","versionType":"git"},{"version":"7d267278a9ece963d77eefec61630223fce08c6c","status":"affected","lessThan":"c926ae58f24f7bd55aa2ea4add9f952032507913","versionType":"git"},{"version":"7d267278a9ece963d77eefec61630223fce08c6c","status":"affected","lessThan":"71e8bfc7f838cabc60cba24e09ca84c4f8321ab2","versionType":"git"},{"version":"7d267278a9ece963d77eefec61630223fce08c6c","status":"affected","lessThan":"8801eb3ccd2e4e3b1a01449383e3321ae6dbd9d6","versionType":"git"},{"version":"7d267278a9ece963d77eefec61630223fce08c6c","status":"affected","lessThan":"662a80946ce13633ae90a55379f1346c10f0c432","versionType":"git"},{"version":"60bc010667ef06e0fb08d5ec599c0977adc2ac72","status":"affected","versionType":"git"},{"version":"a3b0f6e8a21ef02f69a15abac440572d8cde8c2a","status":"affected","versionType":"git"},{"version":"ec54d5ae9d298abf01c273233de9f2bc25d80475","status":"affected","versionType":"git"},{"version":"da8db0830a2ce63f628150307a01a315f5081202","status":"affected","versionType":"git"},{"version":"9964b4c4ee925b2910723e509abd7241cff1ef84","status":"affected","versionType":"git"},{"version":"9d054f57adc981a5f503d5eb9b259aa450b90dc5","status":"affected","versionType":"git"},{"version":"72032798034d921ed565e3bf8dfdc3098f6473e2","status":"affected","versionType":"git"},{"version":"5c77e26862ce604edea05b3442ed765e9756fe0f","status":"affected","versionType":"git"},{"version":"bad967fdd8ecbdd171f5f243657be033d2d081a7","status":"affected","versionType":"git"},{"version":"58a6a46a036ce81a2a8ecaa6fc1537c894349e3f","status":"affected","versionType":"git"},{"version":"2.6.32.70","status":"affected","lessThan":"2.6.33","versionType":"semver"},{"version":"3.2.75","status":"affected","lessThan":"3.3","versionType":"semver"},{"version":"3.4.111","status":"affected","lessThan":"3.5","versionType":"semver"},{"version":"3.10.95","status":"affected","lessThan":"3.11","versionType":"semver"},{"version":"3.12.52","status":"affected","lessThan":"3.13","versionType":"semver"},{"version":"3.14.59","status":"affected","lessThan":"3.15","versionType":"semver"},{"version":"3.18.26","status":"affected","lessThan":"3.19","versionType":"semver"},{"version":"4.1.15","status":"affected","lessThan":"4.2","versionType":"semver"},{"version":"4.2.8","status":"affected","lessThan":"4.3","versionType":"semver"},{"version":"4.3.3","status":"affected","lessThan":"4.4","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/unix/af_unix.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.4","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.4","versionType":"semver"},{"version":"4.19.247","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.198","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.122","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.47","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.17.15","status":"unaffected","lessThanOrEqual":"5.17.*","versionType":"semver"},{"version":"5.18.4","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/unix/af_unix.c"]}],"references":["https://git.kernel.org/stable/c/95f0ba806277733bf6024e23e27e1be773701cca","https://git.kernel.org/stable/c/556720013c36c193d9cbfb06e7b33e51f0c39fbf","https://git.kernel.org/stable/c/c61848500a3fd6867dfa4834b8c7f97133eceb9f","https://git.kernel.org/stable/c/c926ae58f24f7bd55aa2ea4add9f952032507913","https://git.kernel.org/stable/c/71e8bfc7f838cabc60cba24e09ca84c4f8321ab2","https://git.kernel.org/stable/c/8801eb3ccd2e4e3b1a01449383e3321ae6dbd9d6","https://git.kernel.org/stable/c/662a80946ce13633ae90a55379f1346c10f0c432"],"weaknesses":["CWE-362"],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49344.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49344","state":"PUBLISHED","datePublished":"2025-02-26T02:11:00.498Z","dateUpdated":"2026-05-23T15:21:57.333Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc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Fix a data-race in unix_dgram_peer_wake_me().","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\naf_unix: Fix a data-race in unix_dgram_peer_wake_me().\n\nunix_dgram_poll() calls unix_dgram_peer_wake_me() without `other`'s\nlock held and check if its receive queue is full.  Here we need to\nuse unix_recvq_full_lockless() instead of unix_recvq_full(), otherwise\nKCSAN will report a data-race."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"7d267278a9ece963d77eefec61630223fce08c6c","status":"affected","lessThan":"95f0ba806277733bf6024e23e27e1be773701cca","versionType":"git"},{"version":"7d267278a9ece963d77eefec61630223fce08c6c","status":"affected","lessThan":"556720013c36c193d9cbfb06e7b33e51f0c39fbf","versionType":"git"},{"version":"7d267278a9ece963d77eefec61630223fce08c6c","status":"affected","lessThan":"c61848500a3fd6867dfa4834b8c7f97133eceb9f","versionType":"git"},{"version":"7d267278a9ece963d77eefec61630223fce08c6c","status":"affected","lessThan":"c926ae58f24f7bd55aa2ea4add9f952032507913","versionType":"git"},{"version":"7d267278a9ece963d77eefec61630223fce08c6c","status":"affected","lessThan":"71e8bfc7f838cabc60cba24e09ca84c4f8321ab2","versionType":"git"},{"version":"7d267278a9ece963d77eefec61630223fce08c6c","status":"affected","lessThan":"8801eb3ccd2e4e3b1a01449383e3321ae6dbd9d6","versionType":"git"},{"version":"7d267278a9ece963d77eefec61630223fce08c6c","status":"affected","lessThan":"662a80946ce13633ae90a55379f1346c10f0c432","versionType":"git"},{"version":"60bc010667ef06e0fb08d5ec599c0977adc2ac72","status":"affected","versionType":"git"},{"version":"a3b0f6e8a21ef02f69a15abac440572d8cde8c2a","status":"affected","versionType":"git"},{"version":"ec54d5ae9d298abf01c273233de9f2bc25d80475","status":"affected","versionType":"git"},{"version":"da8db0830a2ce63f628150307a01a315f5081202","status":"affected","versionType":"git"},{"version":"9964b4c4ee925b2910723e509abd7241cff1ef84","status":"affected","versionType":"git"},{"version":"9d054f57adc981a5f503d5eb9b259aa450b90dc5","status":"affected","versionType":"git"},{"version":"72032798034d921ed565e3bf8dfdc3098f6473e2","status":"affected","versionType":"git"},{"version":"5c77e26862ce604edea05b3442ed765e9756fe0f","status":"affected","versionType":"git"},{"version":"bad967fdd8ecbdd171f5f243657be033d2d081a7","status":"affected","versionType":"git"},{"version":"58a6a46a036ce81a2a8ecaa6fc1537c894349e3f","status":"affected","versionType":"git"},{"version":"2.6.32.70","status":"affected","lessThan":"2.6.33","versionType":"semver"},{"version":"3.2.75","status":"affected","lessThan":"3.3","versionType":"semver"},{"version":"3.4.111","status":"affected","lessThan":"3.5","versionType":"semver"},{"version":"3.10.95","status":"affected","lessThan":"3.11","versionType":"semver"},{"version":"3.12.52","status":"affected","lessThan":"3.13","versionType":"semver"},{"version":"3.14.59","status":"affected","lessThan":"3.15","versionType":"semver"},{"version":"3.18.26","status":"affected","lessThan":"3.19","versionType":"semver"},{"version":"4.1.15","status":"affected","lessThan":"4.2","versionType":"semver"},{"version":"4.2.8","status":"affected","lessThan":"4.3","versionType":"semver"},{"version":"4.3.3","status":"affected","lessThan":"4.4","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/unix/af_unix.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.4","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.4","versionType":"semver"},{"version":"4.19.247","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.198","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.122","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.47","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.17.15","status":"unaffected","lessThanOrEqual":"5.17.*","versionType":"semver"},{"version":"5.18.4","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/unix/af_unix.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/95f0ba806277733bf6024e23e27e1be773701cca"},{"url":"https://git.kernel.org/stable/c/556720013c36c193d9cbfb06e7b33e51f0c39fbf"},{"url":"https://git.kernel.org/stable/c/c61848500a3fd6867dfa4834b8c7f97133eceb9f"},{"url":"https://git.kernel.org/stable/c/c926ae58f24f7bd55aa2ea4add9f952032507913"},{"url":"https://git.kernel.org/stable/c/71e8bfc7f838cabc60cba24e09ca84c4f8321ab2"},{"url":"https://git.kernel.org/stable/c/8801eb3ccd2e4e3b1a01449383e3321ae6dbd9d6"},{"url":"https://git.kernel.org/stable/c/662a80946ce13633ae90a55379f1346c10f0c432"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-23T15:21:57.333Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.4","versionEndExcluding":"4.19.247"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_k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ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":4.7,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"HIGH","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"id":"CVE-2022-49344","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-10-01T19:42:59.516016Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-362","lang":"en","type":"CWE","description":"CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-10-01T19:46:54.869Z"}}]}}}