CVE-2025-52992 — Incorrect Permission Assignment in Guix

CWE-732 — Incorrect Permission Assignment4 documents4 sources
Severity
3.2LOWNVD
EPSS
0.0%
top 94.57%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Nixos NIXDebian Guix
Timeline
PublishedJun 27

Description

The Nix, Lix, and Guix package managers fail to properly set permissions when a derivation build fails. This may allow arbitrary processes to modify the content of a store outside of the build sandbox. This affects Nix before 2.24.15, 2.26.4, 2.28.4, and 2.29.1; Lix before 2.91.2, 2.92.2, and 2.93.1; and Guix before 1.4.0-38.0e79d5b.

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:NExploitability: 1.4 | Impact: 1.4

Affected Packages2 packages

▶debiandebian/guix
▶CVEListV5nixos/nix2.25.0 — 2.26.4+3

🔴Vulnerability Details

2
GHSA
GHSA-wcw8-hffm-7w9g: The Nix, Lix, and Guix package managers fail to properly set permissions when a derivation build fails↗2025-06-27
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OSV
CVE-2025-52992: The Nix, Lix, and Guix package managers fail to properly set permissions when a derivation build fails↗2025-06-27
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📋Vendor Advisories

1
Debian
CVE-2025-52992: guix - The Nix, Lix, and Guix package managers fail to properly set permissions when a ...↗2025
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