platform/x86: think-lmi: Free system certificate signatures

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-81018
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-11 20:19:10 UTC
Updated2026-09-11 20:19:10 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: platform/x86: think-lmi: Free system certificate signatures Multi-certificate support also allows the system authentication object to store ->signature and ->save_signature, which leak when the driver is removed. Free the signatures to avoid leaking memory.

Risk And Classification

EPSS: 0.001320000 probability, percentile 0.030900000 (date 2026-09-14)

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 5dcb5ef125907d09806509a9db8c6705041e0026 9c28adde051fe76a7754856d0a414ab89adcaa4d git Not specified
CNA Linux Linux affected 5dcb5ef125907d09806509a9db8c6705041e0026 abbcc0354108cf47a6055b951182bf73520d0363 git Not specified
CNA Linux Linux affected 5dcb5ef125907d09806509a9db8c6705041e0026 abca989604f60fe29d7170431f819e28ec7d868a git Not specified
CNA Linux Linux affected 6.13 Not specified
CNA Linux Linux unaffected 6.13 semver Not specified
CNA Linux Linux unaffected 6.18.50 6.18.* semver Not specified
CNA Linux Linux unaffected 7.2.4 7.2.* semver Not specified
CNA Linux Linux unaffected 7.3-rc1 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/9c28adde051fe76a7754856d0a414ab89adcaa4d 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/abbcc0354108cf47a6055b951182bf73520d0363 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/abca989604f60fe29d7170431f819e28ec7d868a 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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