‘CrackArmor’ Vulnerability in AppArmor Impacts 12.6M Linux Systems

Qualys uncovers 'CrackArmor' vulnerabilities in AppArmor that could expose 12.6M Linux systems to root access and container escapes...

Nine CrackArmor Flaws in Linux AppArmor Enable Root Escalation, Bypass Container Isolation

Cybersecurity researchers have disclosed multiple security vulnerabilities within the Linux kernel's AppArmor module that could be exploited by unprivileged users to circumvent kernel protections, escalate to root, and undermine container isolation guarantees. The nine confused deputy...

CrackArmor: Critical AppArmor Flaws Enable Local Privilege Escalation to Root

Executive Summary Qualys TRU has discovered confused deputy vulnerabilities in AppArmor named "CrackArmor" that allow unprivileged users to bypass kernel protections, escalate to root, and break container isolation. The flaw has existed since 2017, and affected over 12.6 million systems globally...