CVE-2025-59378 (CVSS 5.7)

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).

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CVSS v3.1 Score

5.7

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

Weakness Type (CWE)

CWE-669 CWE-669

References

Other References

https://codeberg.org/guix/guix/commit/1618ca7aa2ee8b6519ee9fd0b965e15eca2bfe45 https://guix.gnu.org/en/blog/2025/privilege-escalation-vulnerability-2025-2/

Frequently Asked Questions

What is CVE-2025-59378? +

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). It has a CVSS v3.1 base score of 5.7 (MEDIUM).

How severe is CVE-2025-59378? +

CVE-2025-59378 has a CVSS v3.1 score of 5.7 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2025-59378? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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