{"api_version":"1","generated_at":"2026-08-28T09:31:27+00:00","cve":"CVE-2026-80624","urls":{"html":"https://cve.report/CVE-2026-80624","api":"https://cve.report/api/cve/CVE-2026-80624.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-80624","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-80624"},"summary":{"title":"mfd: cs42l43: Sanity check firmware size","description":"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.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-08-28 08:16:46","updated_at":"2026-08-28 08:16:46"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/197a4c54d8a94fe2fb7829661b29f0859c10feb5","name":"https://git.kernel.org/stable/c/197a4c54d8a94fe2fb7829661b29f0859c10feb5","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/d35e4032f16d7621468c8b56816e7935ebf590a7","name":"https://git.kernel.org/stable/c/d35e4032f16d7621468c8b56816e7935ebf590a7","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/2ce02059ceb6311a33026b62e6e4dc4ed22a3aef","name":"https://git.kernel.org/stable/c/2ce02059ceb6311a33026b62e6e4dc4ed22a3aef","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/b6ef1a74b3ec254f87a6a3c554fe8f8083ebd37c","name":"https://git.kernel.org/stable/c/b6ef1a74b3ec254f87a6a3c554fe8f8083ebd37c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/17d79248b4f370663f9d351409a130fc1ed9416d","name":"https://git.kernel.org/stable/c/17d79248b4f370663f9d351409a130fc1ed9416d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-80624","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-80624","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected ace6d14481386ec6c1b63cc2b24c71433a583dc2 2ce02059ceb6311a33026b62e6e4dc4ed22a3aef git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected ace6d14481386ec6c1b63cc2b24c71433a583dc2 197a4c54d8a94fe2fb7829661b29f0859c10feb5 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected ace6d14481386ec6c1b63cc2b24c71433a583dc2 d35e4032f16d7621468c8b56816e7935ebf590a7 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected ace6d14481386ec6c1b63cc2b24c71433a583dc2 17d79248b4f370663f9d351409a130fc1ed9416d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/mfd/cs42l43.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"2ce02059ceb6311a33026b62e6e4dc4ed22a3aef","status":"affected","version":"ace6d14481386ec6c1b63cc2b24c71433a583dc2","versionType":"git"},{"lessThan":"197a4c54d8a94fe2fb7829661b29f0859c10feb5","status":"affected","version":"ace6d14481386ec6c1b63cc2b24c71433a583dc2","versionType":"git"},{"lessThan":"d35e4032f16d7621468c8b56816e7935ebf590a7","status":"affected","version":"ace6d14481386ec6c1b63cc2b24c71433a583dc2","versionType":"git"},{"lessThan":"17d79248b4f370663f9d351409a130fc1ed9416d","status":"affected","version":"ace6d14481386ec6c1b63cc2b24c71433a583dc2","versionType":"git"},{"lessThan":"b6ef1a74b3ec254f87a6a3c554fe8f8083ebd37c","status":"affected","version":"ace6d14481386ec6c1b63cc2b24c71433a583dc2","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/mfd/cs42l43.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.6"},{"lessThan":"6.6","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.145","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.97","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.40","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.5","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.145","versionStartIncluding":"6.6","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.97","versionStartIncluding":"6.6","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.40","versionStartIncluding":"6.6","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.5","versionStartIncluding":"6.6","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2","versionStartIncluding":"6.6","vulnerable":true}],"negate":false,"operator":"OR"}]}],"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."}],"providerMetadata":{"dateUpdated":"2026-08-28T06:48:42.983Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"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"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-80624","datePublished":"2026-08-28T06:48:42.983Z","dateReserved":"2026-08-26T14:34:25.775Z","dateUpdated":"2026-08-28T06:48:42.983Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-28 08:16:46","lastModifiedDate":"2026-08-28 08:16:46","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"80624","Ordinal":"1","Title":"mfd: cs42l43: Sanity check firmware size","CVE":"CVE-2026-80624","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"80624","Ordinal":"1","NoteData":"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.","Type":"Description","Title":"mfd: cs42l43: Sanity check firmware size"}]}}}