{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-80624","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-08-26T14:34:25.775Z","datePublished":"2026-08-28T06:48:42.983Z","dateUpdated":"2026-08-28T06:48:42.983Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-08-28T06:48:42.983Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmfd: cs42l43: Sanity check firmware size\n\nCurrently the code checks if a firmware was received, however it does\nnot verify that the firmware size is larger than the firmware header. As\nthe firmware pointer is dereferenced as a pointer to the header\nstructure this could lead to an out of bounds memory access. Add the\nmissing check."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mfd/cs42l43.c"],"versions":[{"version":"ace6d14481386ec6c1b63cc2b24c71433a583dc2","lessThan":"2ce02059ceb6311a33026b62e6e4dc4ed22a3aef","status":"affected","versionType":"git"},{"version":"ace6d14481386ec6c1b63cc2b24c71433a583dc2","lessThan":"197a4c54d8a94fe2fb7829661b29f0859c10feb5","status":"affected","versionType":"git"},{"version":"ace6d14481386ec6c1b63cc2b24c71433a583dc2","lessThan":"d35e4032f16d7621468c8b56816e7935ebf590a7","status":"affected","versionType":"git"},{"version":"ace6d14481386ec6c1b63cc2b24c71433a583dc2","lessThan":"17d79248b4f370663f9d351409a130fc1ed9416d","status":"affected","versionType":"git"},{"version":"ace6d14481386ec6c1b63cc2b24c71433a583dc2","lessThan":"b6ef1a74b3ec254f87a6a3c554fe8f8083ebd37c","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mfd/cs42l43.c"],"versions":[{"version":"6.6","status":"affected"},{"version":"0","lessThan":"6.6","status":"unaffected","versionType":"semver"},{"version":"6.6.145","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.97","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.40","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.1.5","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":"6.6","versionEndExcluding":"6.6.145"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6","versionEndExcluding":"6.12.97"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6","versionEndExcluding":"6.18.40"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6","versionEndExcluding":"7.1.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6","versionEndExcluding":"7.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/2ce02059ceb6311a33026b62e6e4dc4ed22a3aef"},{"url":"https://git.kernel.org/stable/c/197a4c54d8a94fe2fb7829661b29f0859c10feb5"},{"url":"https://git.kernel.org/stable/c/d35e4032f16d7621468c8b56816e7935ebf590a7"},{"url":"https://git.kernel.org/stable/c/17d79248b4f370663f9d351409a130fc1ed9416d"},{"url":"https://git.kernel.org/stable/c/b6ef1a74b3ec254f87a6a3c554fe8f8083ebd37c"}],"title":"mfd: cs42l43: Sanity check firmware size","x_generator":{"engine":"bippy-1.2.0"}}}}