{"id":"CVE-2022-49604","state":"PUBLISHED","title":"ip: Fix data-races around sysctl_ip_fwd_use_pmtu.","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nip: Fix data-races around sysctl_ip_fwd_use_pmtu.\n\nWhile reading sysctl_ip_fwd_use_pmtu, it can be changed concurrently.\nThus, we need to add READ_ONCE() to its readers.","publishedAt":"2025-02-26T02:23:30.387Z","updatedAt":"2026-05-11T19:03:09.812Z","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":"f87c10a8aa1e82498c42d0335524d6ae7cf5a52b","status":"affected","lessThan":"eb15262128b793e4b1d1c4514d3e6d19c3959764","versionType":"git"},{"version":"f87c10a8aa1e82498c42d0335524d6ae7cf5a52b","status":"affected","lessThan":"7828309df0f89419a9349761a37c7d1b0da45697","versionType":"git"},{"version":"f87c10a8aa1e82498c42d0335524d6ae7cf5a52b","status":"affected","lessThan":"b96ed5ccb09ae71103023ed13acefb194f609794","versionType":"git"},{"version":"f87c10a8aa1e82498c42d0335524d6ae7cf5a52b","status":"affected","lessThan":"93fbc06da1d819f3981a7bd7928c3641ea67b364","versionType":"git"},{"version":"f87c10a8aa1e82498c42d0335524d6ae7cf5a52b","status":"affected","lessThan":"e364b5f6ffbfc457a997ad09a7baa16c19581edc","versionType":"git"},{"version":"f87c10a8aa1e82498c42d0335524d6ae7cf5a52b","status":"affected","lessThan":"60c158dc7b1f0558f6cadd5b50d0386da0000d50","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["include/net/ip.h","net/ipv4/route.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.14","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.14","versionType":"semver"},{"version":"4.19.254","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.208","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.134","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.58","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.18.15","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":["include/net/ip.h","net/ipv4/route.c"]}],"references":["https://git.kernel.org/stable/c/eb15262128b793e4b1d1c4514d3e6d19c3959764","https://git.kernel.org/stable/c/7828309df0f89419a9349761a37c7d1b0da45697","https://git.kernel.org/stable/c/b96ed5ccb09ae71103023ed13acefb194f609794","https://git.kernel.org/stable/c/93fbc06da1d819f3981a7bd7928c3641ea67b364","https://git.kernel.org/stable/c/e364b5f6ffbfc457a997ad09a7baa16c19581edc","https://git.kernel.org/stable/c/60c158dc7b1f0558f6cadd5b50d0386da0000d50"],"weaknesses":["CWE-362"],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49604.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49604","state":"PUBLISHED","datePublished":"2025-02-26T02:23:30.387Z","dateUpdated":"2026-05-11T19:03:09.812Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-02-26T02:21:30.416Z"},"containers":{"cna":{"title":"ip: Fix data-races around sysctl_ip_fwd_use_pmtu.","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nip: Fix data-races around sysctl_ip_fwd_use_pmtu.\n\nWhile reading sysctl_ip_fwd_use_pmtu, it can be changed concurrently.\nThus, we need to add READ_ONCE() to its 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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-2022-49604","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-10-01T19:35:08.137133Z"}}}],"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":"2025-10-01T19:36:51.845Z"}}]}}}