CVE-2026-81018: Linux

Описание

Оригинално описание

In 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.

Засегнати продукти

• Linux Linux: 5dcb5ef125907d09806509a9db8c6705041e0026 преди 9c28adde051fe76a7754856d0a414ab89adcaa4d; 5dcb5ef125907d09806509a9db8c6705041e0026 преди abbcc0354108cf47a6055b951182bf73520d0363; 5dcb5ef125907d09806509a9db8c6705041e0026 преди abca989604f60fe29d7170431f819e28ec7d868a
• Linux Linux: 6.13; преди 6.13; 6.18.50 до 6.18.*; 7.2.4 до 7.2.*; от 7.3 нататък

История

Други уязвимости в Linux Linux

• 8.1CVE-2026-99270
• 7.8CVE-2026-99269
• CVE-2026-99265
• CVE-2026-99261
• CVE-2026-99260

Първоизточници

• https://www.cve.org/CVERecord?id=CVE-2026-81018
• https://nvd.nist.gov/vuln/detail/CVE-2026-81018
• https://git.kernel.org/stable/c/9c28adde051fe76a7754856d0a414ab89adcaa4d
• https://git.kernel.org/stable/c/abbcc0354108cf47a6055b951182bf73520d0363
• https://git.kernel.org/stable/c/abca989604f60fe29d7170431f819e28ec7d868a