CVE-2026-45884

The CVE-2026-45884 issue affects the Linux kernel’s AppArmor path, where aa_get_buffer() decrements cache->hold when pulling from the per-CPU list. If hold hits 0 while count is non-zero, the unsigned decrement can wrap to UINT_MAX, keeping hold non-zero and preventing aa_put_buffer() from ret...

PT-2026-43751

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the AppArmor module where the aa get buffer function unconditionally decrements the cache-hold variable when pulling from the per-cpu list. If hold reaches 0 while cou...