{"id":"CVE-2026-80974","state":"PUBLISHED","title":"mfd: sm501: Fix potential memory leaks during remove","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmfd: sm501: Fix potential memory leaks during remove\n\nThe memory allocated for struct sm501_devdata in sm501_pci_probe() and\nsm501_plat_probe() is not freed by the corresponding remove functions\nsm501_pci_remove() and sm501_plat_remove(). Fix that by adding a call to\nkfree().","publishedAt":"2026-09-11T19:42:36.399Z","updatedAt":"2026-10-21T12:47:19.942Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"b6d6454fdb66f3829af8b92ab06825b6060fdf7e","status":"affected","lessThan":"b78e34ed7e97763d493d95a5c1edefffbfd2f356","versionType":"git"},{"version":"b6d6454fdb66f3829af8b92ab06825b6060fdf7e","status":"affected","lessThan":"fcc6c3b11d73459e0d55b27c98cc56d59fef4d82","versionType":"git"},{"version":"b6d6454fdb66f3829af8b92ab06825b6060fdf7e","status":"affected","lessThan":"94ca4f040ba489db2d4b66e9d1ee91b4f9a00534","versionType":"git"},{"version":"b6d6454fdb66f3829af8b92ab06825b6060fdf7e","status":"affected","lessThan":"c8be3a076a59ec793fb2e4bdb830a709aaea9cce","versionType":"git"},{"version":"b6d6454fdb66f3829af8b92ab06825b6060fdf7e","status":"affected","lessThan":"83feedd9d83c0c5199f98c72df0a6196b4aefb4d","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mfd/sm501.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.21","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.21","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.109","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.50","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.4","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mfd/sm501.c"]}],"references":["https://git.kernel.org/stable/c/b78e34ed7e97763d493d95a5c1edefffbfd2f356","https://git.kernel.org/stable/c/fcc6c3b11d73459e0d55b27c98cc56d59fef4d82","https://git.kernel.org/stable/c/94ca4f040ba489db2d4b66e9d1ee91b4f9a00534","https://git.kernel.org/stable/c/c8be3a076a59ec793fb2e4bdb830a709aaea9cce","https://git.kernel.org/stable/c/83feedd9d83c0c5199f98c72df0a6196b4aefb4d"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:07.220Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/80xxx/CVE-2026-80974.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-80974","state":"PUBLISHED","datePublished":"2026-09-11T19:42:36.399Z","dateUpdated":"2026-10-21T12:47:19.942Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-08-26T14:34:25.810Z"},"containers":{"cna":{"title":"mfd: sm501: Fix potential memory leaks during remove","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmfd: sm501: Fix potential memory leaks during remove\n\nThe memory allocated for struct sm501_devdata in sm501_pci_probe() and\nsm501_plat_probe() is not freed by the corresponding remove functions\nsm501_pci_remove() and sm501_plat_remove(). Fix that by adding a call to\nkfree()."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"b6d6454fdb66f3829af8b92ab06825b6060fdf7e","status":"affected","lessThan":"b78e34ed7e97763d493d95a5c1edefffbfd2f356","versionType":"git"},{"version":"b6d6454fdb66f3829af8b92ab06825b6060fdf7e","status":"affected","lessThan":"fcc6c3b11d73459e0d55b27c98cc56d59fef4d82","versionType":"git"},{"version":"b6d6454fdb66f3829af8b92ab06825b6060fdf7e","status":"affected","lessThan":"94ca4f040ba489db2d4b66e9d1ee91b4f9a00534","versionType":"git"},{"version":"b6d6454fdb66f3829af8b92ab06825b6060fdf7e","status":"affected","lessThan":"c8be3a076a59ec793fb2e4bdb830a709aaea9cce","versionType":"git"},{"version":"b6d6454fdb66f3829af8b92ab06825b6060fdf7e","status":"affected","lessThan":"83feedd9d83c0c5199f98c72df0a6196b4aefb4d","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mfd/sm501.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.21","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.21","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.109","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.50","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.4","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mfd/sm501.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/b78e34ed7e97763d493d95a5c1edefffbfd2f356"},{"url":"https://git.kernel.org/stable/c/fcc6c3b11d73459e0d55b27c98cc56d59fef4d82"},{"url":"https://git.kernel.org/stable/c/94ca4f040ba489db2d4b66e9d1ee91b4f9a00534"},{"url":"https://git.kernel.org/stable/c/c8be3a076a59ec793fb2e4bdb830a709aaea9cce"},{"url":"https://git.kernel.org/stable/c/83feedd9d83c0c5199f98c72df0a6196b4aefb4d"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-21T12:47:19.942Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.21","versionEndExcluding":"6.6.160"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.21","versionEndExcluding":"6.12.109"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.21","versionEndExcluding":"6.18.50"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.21","versionEndExcluding":"7.2.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.21","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}