{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53330","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-09-16T16:08:59.564Z","datePublished":"2025-09-16T16:12:06.005Z","dateUpdated":"2026-05-11T19:42:51.796Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:42:51.796Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ncaif: fix memory leak in cfctrl_linkup_request()\n\nWhen linktype is unknown or kzalloc failed in cfctrl_linkup_request(),\npkt is not released. Add release process to error path."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/caif/cfctrl.c"],"versions":[{"version":"b482cd2053e3b90a7b33a78c63cdb6badf2ec383","lessThan":"badea57569db04b010e922e29a7aaf40a979a70b","status":"affected","versionType":"git"},{"version":"b482cd2053e3b90a7b33a78c63cdb6badf2ec383","lessThan":"3acf3783a84cbdf0c9f8cf2f32ee9c49af93a2da","status":"affected","versionType":"git"},{"version":"b482cd2053e3b90a7b33a78c63cdb6badf2ec383","lessThan":"33df9c5d5e2a18c70f5f5f3c2757d654c1b6ffa3","status":"affected","versionType":"git"},{"version":"b482cd2053e3b90a7b33a78c63cdb6badf2ec383","lessThan":"84b2cc7b36b7f6957d307fb3d01603f93cb2d655","status":"affected","versionType":"git"},{"version":"b482cd2053e3b90a7b33a78c63cdb6badf2ec383","lessThan":"dc1bc903970bdf63ca40ab923d3ccb765da9a8d9","status":"affected","versionType":"git"},{"version":"b482cd2053e3b90a7b33a78c63cdb6badf2ec383","lessThan":"1dddeceb26002cfea4c375e92ac6498768dc7349","status":"affected","versionType":"git"},{"version":"b482cd2053e3b90a7b33a78c63cdb6badf2ec383","lessThan":"3ad47c8aa5648226184415e4a0cb1bf67ffbfd48","status":"affected","versionType":"git"},{"version":"b482cd2053e3b90a7b33a78c63cdb6badf2ec383","lessThan":"fe69230f05897b3de758427b574fc98025dfc907","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/caif/cfctrl.c"],"versions":[{"version":"2.6.35","status":"affected"},{"version":"0","lessThan":"2.6.35","status":"unaffected","versionType":"semver"},{"version":"4.14.303","lessThanOrEqual":"4.14.*","status":"unaffected","versionType":"semver"},{"version":"4.19.270","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.229","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.163","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.87","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.0.19","lessThanOrEqual":"6.0.*","status":"unaffected","versionType":"semver"},{"version":"6.1.5","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.2","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"4.14.303"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"4.19.270"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"5.4.229"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"5.10.163"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"5.15.87"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"6.0.19"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"6.1.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"6.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/badea57569db04b010e922e29a7aaf40a979a70b"},{"url":"https://git.kernel.org/stable/c/3acf3783a84cbdf0c9f8cf2f32ee9c49af93a2da"},{"url":"https://git.kernel.org/stable/c/33df9c5d5e2a18c70f5f5f3c2757d654c1b6ffa3"},{"url":"https://git.kernel.org/stable/c/84b2cc7b36b7f6957d307fb3d01603f93cb2d655"},{"url":"https://git.kernel.org/stable/c/dc1bc903970bdf63ca40ab923d3ccb765da9a8d9"},{"url":"https://git.kernel.org/stable/c/1dddeceb26002cfea4c375e92ac6498768dc7349"},{"url":"https://git.kernel.org/stable/c/3ad47c8aa5648226184415e4a0cb1bf67ffbfd48"},{"url":"https://git.kernel.org/stable/c/fe69230f05897b3de758427b574fc98025dfc907"}],"title":"caif: fix memory leak in cfctrl_linkup_request()","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"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-2023-53330","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-01-14T18:29:54.969564Z"}}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","cweId":"CWE-401","description":"CWE-401 Missing Release of Memory after Effective Lifetime"}]}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-01-14T18:32:59.687Z"}}]}}