{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53332","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-09-16T16:08:59.564Z","datePublished":"2025-09-16T16:12:07.573Z","dateUpdated":"2026-05-11T19:42:54.034Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:42:54.034Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ngenirq/ipi: Fix NULL pointer deref in irq_data_get_affinity_mask()\n\nIf ipi_send_{mask|single}() is called with an invalid interrupt number, all\nthe local variables there will be NULL. ipi_send_verify() which is invoked\nfrom these functions does verify its 'data' parameter, resulting in a\nkernel oops in irq_data_get_affinity_mask() as the passed NULL pointer gets\ndereferenced.\n\nAdd a missing NULL pointer check in ipi_send_verify()...\n\nFound by Linux Verification Center (linuxtesting.org) with the SVACE static\nanalysis tool."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["kernel/irq/ipi.c"],"versions":[{"version":"3b8e29a82dd16c1f2061e0b955a71cd36eeb061b","lessThan":"926aef60ea64cd9becf2829f7388f48dbe8bcb11","status":"affected","versionType":"git"},{"version":"3b8e29a82dd16c1f2061e0b955a71cd36eeb061b","lessThan":"7448c73d64075051f50caed2c62f46553b69ab8a","status":"affected","versionType":"git"},{"version":"3b8e29a82dd16c1f2061e0b955a71cd36eeb061b","lessThan":"feabecaff5902f896531dde90646ca5dfa9d4f7d","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/ipi.c"],"versions":[{"version":"4.6","status":"affected"},{"version":"0","lessThan":"4.6","status":"unaffected","versionType":"semver"},{"version":"6.1.18","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.2.5","lessThanOrEqual":"6.2.*","status":"unaffected","versionType":"semver"},{"version":"6.3","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":"4.6","versionEndExcluding":"6.1.18"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.6","versionEndExcluding":"6.2.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.6","versionEndExcluding":"6.3"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/926aef60ea64cd9becf2829f7388f48dbe8bcb11"},{"url":"https://git.kernel.org/stable/c/7448c73d64075051f50caed2c62f46553b69ab8a"},{"url":"https://git.kernel.org/stable/c/feabecaff5902f896531dde90646ca5dfa9d4f7d"}],"title":"genirq/ipi: Fix NULL pointer deref in irq_data_get_affinity_mask()","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-2023-53332","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-01-14T18:30:29.380714Z"}}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","cweId":"CWE-476","description":"CWE-476 NULL Pointer Dereference"}]}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-01-14T18:33:00.091Z"}}]}}