{"id":"CVE-2022-49598","state":"PUBLISHED","title":"tcp: Fix data-races around sysctl_tcp_mtu_probing.","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ntcp: Fix data-races around sysctl_tcp_mtu_probing.\n\nWhile reading sysctl_tcp_mtu_probing, it can be changed concurrently.\nThus, we need to add READ_ONCE() to its readers.","publishedAt":"2025-02-26T02:23:27.487Z","updatedAt":"2026-05-11T19:03:02.775Z","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":"5d424d5a674f782d0659a3b66d951f412901faee","status":"affected","lessThan":"7e8fc428a7f680f1c4994a40e52d7f95a9a93038","versionType":"git"},{"version":"5d424d5a674f782d0659a3b66d951f412901faee","status":"affected","lessThan":"f966773e13cdd3f12baa90071b7b660f6c633ccb","versionType":"git"},{"version":"5d424d5a674f782d0659a3b66d951f412901faee","status":"affected","lessThan":"77a04845f0d28a3561494a5f3121488470a968a4","versionType":"git"},{"version":"5d424d5a674f782d0659a3b66d951f412901faee","status":"affected","lessThan":"aabe9438fdfe004e021d5a206227ec105dbe2416","versionType":"git"},{"version":"5d424d5a674f782d0659a3b66d951f412901faee","status":"affected","lessThan":"b0920ca09d9ce19980c8391b9002455baa9c1417","versionType":"git"},{"version":"5d424d5a674f782d0659a3b66d951f412901faee","status":"affected","lessThan":"f47d00e077e7d61baf69e46dde3210c886360207","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/ipv4/tcp_output.c","net/ipv4/tcp_timer.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.17","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.17","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":["net/ipv4/tcp_output.c","net/ipv4/tcp_timer.c"]}],"references":["https://git.kernel.org/stable/c/7e8fc428a7f680f1c4994a40e52d7f95a9a93038","https://git.kernel.org/stable/c/f966773e13cdd3f12baa90071b7b660f6c633ccb","https://git.kernel.org/stable/c/77a04845f0d28a3561494a5f3121488470a968a4","https://git.kernel.org/stable/c/aabe9438fdfe004e021d5a206227ec105dbe2416","https://git.kernel.org/stable/c/b0920ca09d9ce19980c8391b9002455baa9c1417","https://git.kernel.org/stable/c/f47d00e077e7d61baf69e46dde3210c886360207"],"weaknesses":["CWE-362"],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49598.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49598","state":"PUBLISHED","datePublished":"2025-02-26T02:23:27.487Z","dateUpdated":"2026-05-11T19:03:02.775Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-02-26T02:21:30.413Z"},"containers":{"cna":{"title":"tcp: Fix data-races around sysctl_tcp_mtu_probing.","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ntcp: Fix data-races around sysctl_tcp_mtu_probing.\n\nWhile reading sysctl_tcp_mtu_probing, 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-2022-49598","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-10-01T19:35:28.363572Z"}}}],"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":"2025-10-01T19:36:52.609Z"}}]}}}