CrackArmor

Pierluigi Paganini March 16, 2026
Unprivileged users could exploit AppArmor bugs to gain root access

Researchers found nine “CrackArmor” flaws in Linux AppArmor that could let unprivileged users bypass protections, gain root privileges, and weaken container isolation. Qualys researchers disclosed nine vulnerabilities, collectively tracked as CrackArmor, in the Linux kernel’s AppArmor module. The flaws have existed since 2017 and could allow unprivileged users to bypass protections, escalate privileges to root, […]