Filestore.Fortinet
runC Container Escape Vulnerabilities Disclosed
First seen 8 Nov 2025, 12:36 UTC
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High-severity vulnerabilities in runC (CVE-2025-31133, CVE-2025-52565, CVE-2025-52881) were disclosed in early November 2025. These vulnerabilities allow a malicious container to escape its boundary and potentially execute code on the host system, affecting various Linux container stacks that utilize runC. The vulnerabilities involve improper handling of masked paths and bind-mounts.
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