{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-64589","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-07-19T15:36:31.798Z","datePublished":"2026-08-06T07:13:47.291Z","dateUpdated":"2026-08-17T04:58:10.524Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-08-17T04:58:10.524Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ni2c: core: fix NULL-deref on adapter registration failure\n\nIf adapter registration ever fails the release callback would trigger a\nNULL-pointer dereference as the completion struct has not been\ninitialised.\n\nNote that before the offending commit this would instead have resulted\nin a minor memory leak of the adapter name."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/i2c/i2c-core-base.c"],"versions":[{"version":"e19f31169f85c712c9fca35bfd28ceb093a9f574","lessThan":"2ce0a74bfa3acdfcdb00cf02f181f2754b451f42","status":"affected","versionType":"git"},{"version":"3f8c4f5e9a57868fa107016c81165686d23325f2","lessThan":"3351c5e77749a0c8a1e252b95420c143ebcf07ac","status":"affected","versionType":"git"},{"version":"3f8c4f5e9a57868fa107016c81165686d23325f2","lessThan":"034e307428119b67f5f18a35e4f4e7d15a2b9774","status":"affected","versionType":"git"},{"version":"3f8c4f5e9a57868fa107016c81165686d23325f2","lessThan":"2295d2bb101faa663fbc45fadbb3fec45f107441","status":"affected","versionType":"git"},{"version":"6.12.11","lessThan":"6.12.96","status":"affected","versionType":"semver"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/i2c/i2c-core-base.c"],"versions":[{"version":"6.13","status":"affected"},{"version":"0","lessThan":"6.13","status":"unaffected","versionType":"semver"},{"version":"6.12.96","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.39","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.1.4","lessThanOrEqual":"7.1.*","status":"unaffected","versionType":"semver"},{"version":"7.2","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":"6.12.11","versionEndExcluding":"6.12.96"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.18.39"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"7.1.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"7.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/2ce0a74bfa3acdfcdb00cf02f181f2754b451f42"},{"url":"https://git.kernel.org/stable/c/3351c5e77749a0c8a1e252b95420c143ebcf07ac"},{"url":"https://git.kernel.org/stable/c/034e307428119b67f5f18a35e4f4e7d15a2b9774"},{"url":"https://git.kernel.org/stable/c/2295d2bb101faa663fbc45fadbb3fec45f107441"}],"title":"i2c: core: fix NULL-deref on adapter registration failure","x_generator":{"engine":"bippy-1.2.0"}}}}