CVE-2025-46416 Information

Description

The Nix Lix and Guix package managers allow a bypass of build isolation in which a user can elevate their privileges to the build user account (e.g. nixbld or guixbuild). This affects Nix through 2.24.15 2.26.4 2.28.4 and 2.29.1; Lix through 2.91.2 2.92.2 and 2.93.1; and Guix before 1.4.0-38.0e79d5b.

Reference

https://discourse.nixos.org/t/security-advisory-privilege-escalations-in-nix-lix-and-guix/66017 https://guix.gnu.org/en/blog/2025/privilege-escalation-vulnerabilities-2025/ https://labs.snyk.io https://lix.systems/blog/2025-06-24-lix-cves/ https://security.snyk.io/vuln/?search=CVE-2025-46416 https://security-tracker.debian.org/tracker/CVE-2025-46416

CNNVD-202506-3526 (Published: 2025-06-27)

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