{"id":"CVE-2022-49620","state":"PUBLISHED","title":"net: tipc: fix possible refcount leak in tipc_sk_create()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: tipc: fix possible refcount leak in tipc_sk_create()\n\nFree sk in case tipc_sk_insert() fails.","publishedAt":"2025-02-26T02:23:38.369Z","updatedAt":"2026-05-11T19:03:27.273Z","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":"5b8fa7ce823a59a328e0a7661df2478bfb745de4","status":"affected","lessThan":"638fa20b618b2bbcf86da71231624cc82121a036","versionType":"git"},{"version":"5b8fa7ce823a59a328e0a7661df2478bfb745de4","status":"affected","lessThan":"7bc9e7f70bc57d8f02ffea2a42094281effb15ef","versionType":"git"},{"version":"5b8fa7ce823a59a328e0a7661df2478bfb745de4","status":"affected","lessThan":"ef488669b2652bde5b6ee5a409a5b048a2a50db4","versionType":"git"},{"version":"5b8fa7ce823a59a328e0a7661df2478bfb745de4","status":"affected","lessThan":"4919d82f7041157a421ca9bf39a78551d5ad8a1b","versionType":"git"},{"version":"5b8fa7ce823a59a328e0a7661df2478bfb745de4","status":"affected","lessThan":"efa78f2ae363428525fb4981bb63c555ee79f3c7","versionType":"git"},{"version":"5b8fa7ce823a59a328e0a7661df2478bfb745de4","status":"affected","lessThan":"833ecd0eae76eadf81d6d747bb5bc992d1151867","versionType":"git"},{"version":"5b8fa7ce823a59a328e0a7661df2478bfb745de4","status":"affected","lessThan":"3b2957fc09fe1ac7f07f40dd50dd5f93e3f3a7a2","versionType":"git"},{"version":"5b8fa7ce823a59a328e0a7661df2478bfb745de4","status":"affected","lessThan":"00aff3590fc0a73bddd3b743863c14e76fd35c0c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/tipc/socket.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.18","versionType":"semver"},{"version":"4.9.324","status":"unaffected","lessThanOrEqual":"4.9.*","versionType":"semver"},{"version":"4.14.289","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.253","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.207","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.132","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.56","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.18.13","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/tipc/socket.c"]}],"references":["https://git.kernel.org/stable/c/638fa20b618b2bbcf86da71231624cc82121a036","https://git.kernel.org/stable/c/7bc9e7f70bc57d8f02ffea2a42094281effb15ef","https://git.kernel.org/stable/c/ef488669b2652bde5b6ee5a409a5b048a2a50db4","https://git.kernel.org/stable/c/4919d82f7041157a421ca9bf39a78551d5ad8a1b","https://git.kernel.org/stable/c/efa78f2ae363428525fb4981bb63c555ee79f3c7","https://git.kernel.org/stable/c/833ecd0eae76eadf81d6d747bb5bc992d1151867","https://git.kernel.org/stable/c/3b2957fc09fe1ac7f07f40dd50dd5f93e3f3a7a2","https://git.kernel.org/stable/c/00aff3590fc0a73bddd3b743863c14e76fd35c0c"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49620.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49620","state":"PUBLISHED","datePublished":"2025-02-26T02:23:38.369Z","dateUpdated":"2026-05-11T19:03:27.273Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-02-26T02:21:30.420Z"},"containers":{"cna":{"title":"net: tipc: fix possible refcount leak in tipc_sk_create()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: tipc: fix possible refcount leak in tipc_sk_create()\n\nFree sk in case tipc_sk_insert() fails."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"5b8fa7ce823a59a328e0a7661df2478bfb745de4","status":"affected","lessThan":"638fa20b618b2bbcf86da71231624cc82121a036","versionType":"git"},{"version":"5b8fa7ce823a59a328e0a7661df2478bfb745de4","status":"affected","lessThan":"7bc9e7f70bc57d8f02ffea2a42094281effb15ef","versionType":"git"},{"version":"5b8fa7ce823a59a328e0a7661df2478bfb745de4","status":"affected","lessThan":"ef488669b2652bde5b6ee5a409a5b048a2a50db4","versionType":"git"},{"version":"5b8fa7ce823a59a328e0a7661df2478bfb745de4","status":"affected","lessThan":"4919d82f7041157a421ca9bf39a78551d5ad8a1b","versionType":"git"},{"version":"5b8fa7ce823a59a328e0a7661df2478bfb745de4","status":"affected","lessThan":"efa78f2ae363428525fb4981bb63c555ee79f3c7","versionType":"git"},{"version":"5b8fa7ce823a59a328e0a7661df2478bfb745de4","status":"affected","lessThan":"833ecd0eae76eadf81d6d747bb5bc992d1151867","versionType":"git"},{"version":"5b8fa7ce823a59a328e0a7661df2478bfb745de4","status":"affected","lessThan":"3b2957fc09fe1ac7f07f40dd50dd5f93e3f3a7a2","versionType":"git"},{"version":"5b8fa7ce823a59a328e0a7661df2478bfb745de4","status":"affected","lessThan":"00aff3590fc0a73bddd3b743863c14e76fd35c0c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/tipc/socket.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.18","versionType":"semver"},{"version":"4.9.324","status":"unaffected","lessThanOrEqual":"4.9.*","versionType":"semver"},{"version":"4.14.289","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.253","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.207","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.132","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.56","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.18.13","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/tipc/socket.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/638fa20b618b2bbcf86da71231624cc82121a036"},{"url":"https://git.kernel.org/stable/c/7bc9e7f70bc57d8f02ffea2a42094281effb15ef"},{"url":"https://git.kernel.org/stable/c/ef488669b2652bde5b6ee5a409a5b048a2a50db4"},{"url":"https://git.kernel.org/stable/c/4919d82f7041157a421ca9bf39a78551d5ad8a1b"},{"url":"https://git.kernel.org/stable/c/efa78f2ae363428525fb4981bb63c555ee79f3c7"},{"url":"https://git.kernel.org/stable/c/833ecd0eae76eadf81d6d747bb5bc992d1151867"},{"url":"https://git.kernel.org/stable/c/3b2957fc09fe1ac7f07f40dd50dd5f93e3f3a7a2"},{"url":"https://git.kernel.org/stable/c/00aff3590fc0a73bddd3b743863c14e76fd35c0c"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:03:27.273Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"4.9.324"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"4.14.289"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"4.19.253"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"5.4.207"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"5.10.132"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"5.15.56"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"5.18.13"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"5.19"}]}]}],"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":{"id":"CVE-2022-49620","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-10-01T19:34:41.859918Z"}}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","description":"CWE-noinfo Not enough information"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-10-01T19:36:50.833Z"}}]}}}