AppArmor
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Nine CrackArmor Flaws in Linux AppArmor Could Enable Local Root Escalation
Qualys disclosed nine confused deputy vulnerabilities in the Linux kernel AppArmor module that can allow unprivileged users to bypass protections, escalate to root, and undermine container isolation. Vendors and administrators should prioritise kernel patches.
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Security Bypasses Detected in Ubuntu Linux’s User Namespace Restrictions
A new report from Qualys reveals that three security bypasses have been found in Ubuntu Linux’s user namespace restrictions, potentially allowing local attackers to exploit kernel vulnerabilities. Canonical is working on enhancing AppArmor protections in response.
