CVE-2026-81018

{"id": "CVE-2026-81018", "cveTags": [], "metrics": {}, "affected": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "affectedData": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "5dcb5ef125907d09806509a9db8c6705041e0026", "lessThan": "9c28adde051fe76a7754856d0a414ab89adcaa4d", "versionType": "git"}, {"status": "affected", "version": "5dcb5ef125907d09806509a9db8c6705041e0026", "lessThan": "abbcc0354108cf47a6055b951182bf73520d0363", "versionType": "git"}, {"status": "affected", "version": "5dcb5ef125907d09806509a9db8c6705041e0026", "lessThan": "abca989604f60fe29d7170431f819e28ec7d868a", "versionType": "git"}], "programFiles": ["drivers/platform/x86/lenovo/think-lmi.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "6.13"}, {"status": "unaffected", "version": "0", "lessThan": "6.13", "versionType": "semver"}, {"status": "unaffected", "version": "6.18.50", "versionType": "semver", "lessThanOrEqual": "6.18.*"}, {"status": "unaffected", "version": "7.2.4", "versionType": "semver", "lessThanOrEqual": "7.2.*"}, {"status": "unaffected", "version": "7.3-rc1", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/platform/x86/lenovo/think-lmi.c"], "defaultStatus": "affected"}]}], "published": "2026-09-11T20:19:10.813", "references": [{"url": "https://git.kernel.org/stable/c/9c28adde051fe76a7754856d0a414ab89adcaa4d", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/abbcc0354108cf47a6055b951182bf73520d0363", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/abca989604f60fe29d7170431f819e28ec7d868a", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Received", "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nplatform/x86: think-lmi: Free system certificate signatures\n\nMulti-certificate support also allows the system authentication object\nto store ->signature and ->save_signature, which leak when the driver is\nremoved. Free the signatures to avoid leaking memory."}], "lastModified": "2026-09-11T20:19:10.813", "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}