cve 2025 7519

About this tag
CVE-2025-7519 is a security vulnerability in polkit's XML policy handler that can be triggered by a crafted .policy file with unusually deep nesting of 32 or more elements. This deep parsing bug produces an out-of-bounds write that can crash polkit's daemon and, in the worst case, might be leveraged toward code execution. Vendors and upstream have issued a targeted patch to bound XML parsing depth. Administrators should treat this as a high-impact local integrity and availability flaw that requires rapid inventory, patching, and operational hardening.

  1. CVE-2025-7519 Polkit XML Parser Depth Bug: Patch Enforces Safe Depth

    A deep parsing bug in polkit’s XML policy handler can be triggered by a crafted .policy file with unusually deep nesting (32 or more elements), producing an out‑of‑bounds write that can crash polkit’s daemon and — in the worst case — might be leveraged toward code execution; vendors and upstream...
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