namespace hardening

  1. CVE-2026-23405 AppArmor Fix: Limit Policy Namespace Depth to Prevent Kernel Risk

    CVE-2026-23405 exposes a deceptively simple AppArmor flaw with potentially serious consequences: the Linux security module did not properly bound the number of levels in policy namespaces. In practical terms, that means a local attacker could potentially construct an excessively deep namespace...
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    • apparmor security cve 2026 linux kernel namespace hardening
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    • Forum: Security Alerts