CVE-2026-99224 | Linux Kernel up to 7.3.0 keys keyctl_describe_key use after free

November 2, 2026 Yanac

A vulnerability, which was classified as very critical, has been found in Linux Kernel up to 7.3.0. Affected by this vulnerability is the function keyctl_describe_key of the component keys. This manipulation causes use after free.

This vulnerability appears as CVE-2026-99224. The attack requires local access. There is no available exploit.

It is advisable to upgrade the affected component.VulDB Recent EntriesRead More