{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-52936","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-08-21T06:07:11.021Z","datePublished":"2025-03-27T16:37:16.130Z","dateUpdated":"2026-05-11T19:36:03.398Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:36:03.398Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nkernel/irq/irqdomain.c: fix memory leak with using debugfs_lookup()\n\nWhen calling debugfs_lookup() the result must have dput() called on it,\notherwise the memory will leak over time.  To make things simpler, just\ncall debugfs_lookup_and_remove() instead which handles all of the logic\nat once."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["kernel/irq/irqdomain.c"],"versions":[{"version":"69dd4503a7e6bae3389b8e028e5768008be8f2d7","lessThan":"066ecbf1a53eb0b92b10c8df7808666be6ea5681","status":"affected","versionType":"git"},{"version":"69dd4503a7e6bae3389b8e028e5768008be8f2d7","lessThan":"cf1c917bf1c761a557b26410024e90057646c049","status":"affected","versionType":"git"},{"version":"69dd4503a7e6bae3389b8e028e5768008be8f2d7","lessThan":"d83d7ed260283560700d4034a80baad46620481b","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["kernel/irq/irqdomain.c"],"versions":[{"version":"5.12","status":"affected"},{"version":"0","lessThan":"5.12","status":"unaffected","versionType":"semver"},{"version":"5.15.93","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.11","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":"5.12","versionEndExcluding":"5.15.93"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"6.1.11"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"6.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/066ecbf1a53eb0b92b10c8df7808666be6ea5681"},{"url":"https://git.kernel.org/stable/c/cf1c917bf1c761a557b26410024e90057646c049"},{"url":"https://git.kernel.org/stable/c/d83d7ed260283560700d4034a80baad46620481b"}],"title":"kernel/irq/irqdomain.c: fix memory leak with using debugfs_lookup()","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-2023-52936","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-10-01T19:25:08.475702Z"}}}],"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":"2025-10-01T19:26:36.289Z"}}]}}