{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53377","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-09-17T14:54:09.735Z","datePublished":"2025-09-18T13:33:23.162Z","dateUpdated":"2026-05-11T19:43:46.344Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:43:46.344Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ncifs: prevent use-after-free by freeing the cfile later\n\nIn smb2_compound_op we have a possible use-after-free\nwhich can cause hard to debug problems later on.\n\nThis was revealed during stress testing with KASAN enabled\nkernel. Fixing it by moving the cfile free call to\na few lines below, after the usage."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/smb/client/smb2inode.c"],"versions":[{"version":"76894f3e2f71177747b8b4763fb180e800279585","lessThan":"4fe07d55a5461e66a55fbefb57f85ff0facea32b","status":"affected","versionType":"git"},{"version":"76894f3e2f71177747b8b4763fb180e800279585","lessThan":"b6353518ef8180816e863aa23b06456f395404d6","status":"affected","versionType":"git"},{"version":"76894f3e2f71177747b8b4763fb180e800279585","lessThan":"d017880782cf71f8820ee4a2002843893176501d","status":"affected","versionType":"git"},{"version":"76894f3e2f71177747b8b4763fb180e800279585","lessThan":"33f736187d08f6bc822117629f263b97d3df4165","status":"affected","versionType":"git"},{"version":"2d046892a493d9760c35fdaefc3017f27f91b621","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/smb/client/smb2inode.c"],"versions":[{"version":"6.1","status":"affected"},{"version":"0","lessThan":"6.1","status":"unaffected","versionType":"semver"},{"version":"6.1.39","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.3.13","lessThanOrEqual":"6.3.*","status":"unaffected","versionType":"semver"},{"version":"6.4.4","lessThanOrEqual":"6.4.*","status":"unaffected","versionType":"semver"},{"version":"6.5","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":"6.1","versionEndExcluding":"6.1.39"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1","versionEndExcluding":"6.3.13"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1","versionEndExcluding":"6.4.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1","versionEndExcluding":"6.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0.16"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/4fe07d55a5461e66a55fbefb57f85ff0facea32b"},{"url":"https://git.kernel.org/stable/c/b6353518ef8180816e863aa23b06456f395404d6"},{"url":"https://git.kernel.org/stable/c/d017880782cf71f8820ee4a2002843893176501d"},{"url":"https://git.kernel.org/stable/c/33f736187d08f6bc822117629f263b97d3df4165"}],"title":"cifs: prevent use-after-free by freeing the cfile later","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.8,"attackVector":"LOCAL","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"id":"CVE-2023-53377","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2026-01-14T18:55:16.312050Z"}}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","cweId":"CWE-416","description":"CWE-416 Use After Free"}]}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-01-14T19:03:03.735Z"}}]}}