Description
In guix-daemon in GNU Guix before 1618ca7, a content-addressed-mirrors file can be written to create a setuid program that allows a regular user to gain the privileges of the build user that runs it (even after the build has ended).
Problem types
CWE-669 Incorrect Resource Transfer Between Spheres
Product status
Any version before 1618ca7aa2ee8b6519ee9fd0b965e15eca2bfe45
References
guix.gnu.org/...5/privilege-escalation-vulnerability-2025-2/
codeberg.org/...mit/1618ca7aa2ee8b6519ee9fd0b965e15eca2bfe45
