CVE-2026-46254 | Linux Kernel up to 6.12.74/6.18.13/6.19.3 AppArmor match.c get_unaligned_xx stack-based overflow

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A vulnerability was found in Linux Kernel up to 6.12.74/6.18.13/6.19.3. It has been classified as critical. This issue affects the function get_unaligned_xx of the file security/apparmor/match.c of the component AppArmor. Performing a manipulation results in stack-based buffer overflow.

This vulnerability was named CVE-2026-46254. The attack needs to be approached within the local network. There is no available exploit.

Upgrading the affected component is recommended.VulDB Recent EntriesRead More