{"id":"CVE-2022-49854","state":"PUBLISHED","title":"mctp: Fix an error handling path in mctp_init()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmctp: Fix an error handling path in mctp_init()\n\nIf mctp_neigh_init() return error, the routes resources should\nbe released in the error handling path. Otherwise some resources\nleak.","publishedAt":"2025-05-01T14:10:08.470Z","updatedAt":"2026-05-11T19:08:02.840Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/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":"4d8b9319282ae84f5a17b28d8b5b5d1e7e537312","status":"affected","lessThan":"49d8a6e24a3496d86e8d8ae748375df984fb6d6f","versionType":"git"},{"version":"4d8b9319282ae84f5a17b28d8b5b5d1e7e537312","status":"affected","lessThan":"216c83222d2eb24b0e63df56e8740b02c33286e8","versionType":"git"},{"version":"4d8b9319282ae84f5a17b28d8b5b5d1e7e537312","status":"affected","lessThan":"d4072058af4fd8fb4658e7452289042a406a9398","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/mctp/af_mctp.c","net/mctp/route.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.15","versionType":"semver"},{"version":"5.15.79","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.9","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/mctp/af_mctp.c","net/mctp/route.c"]}],"references":["https://git.kernel.org/stable/c/49d8a6e24a3496d86e8d8ae748375df984fb6d6f","https://git.kernel.org/stable/c/216c83222d2eb24b0e63df56e8740b02c33286e8","https://git.kernel.org/stable/c/d4072058af4fd8fb4658e7452289042a406a9398"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49854.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49854","state":"PUBLISHED","datePublished":"2025-05-01T14:10:08.470Z","dateUpdated":"2026-05-11T19:08:02.840Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-05-01T14:05:17.231Z"},"containers":{"cna":{"title":"mctp: Fix an error handling path in mctp_init()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmctp: Fix an error handling path in mctp_init()\n\nIf mctp_neigh_init() return error, the routes resources should\nbe released in the error handling path. Otherwise some resources\nleak."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"4d8b9319282ae84f5a17b28d8b5b5d1e7e537312","status":"affected","lessThan":"49d8a6e24a3496d86e8d8ae748375df984fb6d6f","versionType":"git"},{"version":"4d8b9319282ae84f5a17b28d8b5b5d1e7e537312","status":"affected","lessThan":"216c83222d2eb24b0e63df56e8740b02c33286e8","versionType":"git"},{"version":"4d8b9319282ae84f5a17b28d8b5b5d1e7e537312","status":"affected","lessThan":"d4072058af4fd8fb4658e7452289042a406a9398","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/mctp/af_mctp.c","net/mctp/route.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.15","versionType":"semver"},{"version":"5.15.79","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.9","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/mctp/af_mctp.c","net/mctp/route.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/49d8a6e24a3496d86e8d8ae748375df984fb6d6f"},{"url":"https://git.kernel.org/stable/c/216c83222d2eb24b0e63df56e8740b02c33286e8"},{"url":"https://git.kernel.org/stable/c/d4072058af4fd8fb4658e7452289042a406a9398"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:08:02.840Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"5.15.79"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"6.0.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"6.1"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.5,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-10-01T16:07:12.193506Z","id":"CVE-2022-49854","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"type":"CWE","lang":"en","description":"CWE-noinfo Not enough information"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-10-01T16:07:14.451Z"}}]}}}