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Vulnerability Details :

CVE-2025-52993

Summary
Assigner-mitre
Assigner Org ID-8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At-27 Jun, 2025 | 00:00
Updated At-27 Jun, 2025 | 15:04
Rejected At-
Credits

A race condition in the Nix, Lix, and Guix package managers enables changing the ownership of arbitrary files to the UID and GID of the build user (e.g., nixbld* or guixbuild*). 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.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:mitre
Assigner Org ID:8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At:27 Jun, 2025 | 00:00
Updated At:27 Jun, 2025 | 15:04
Rejected At:
▼CVE Numbering Authority (CNA)

A race condition in the Nix, Lix, and Guix package managers enables changing the ownership of arbitrary files to the UID and GID of the build user (e.g., nixbld* or guixbuild*). 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.

Affected Products
Vendor
NixOS
Product
Nix
Default Status
unaffected
Versions
Affected
  • From 0 before 2.24.15 (semver)
  • From 2.25.0 before 2.26.4 (semver)
  • From 2.27.0 before 2.28.4 (semver)
  • From 2.29.0 before 2.29.1 (semver)
Problem Types
TypeCWE IDDescription
CWECWE-362CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Type: CWE
CWE ID: CWE-362
Description: CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Metrics
VersionBase scoreBase severityVector
3.15.6MEDIUM
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L
Version: 3.1
Base score: 5.6
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://discourse.nixos.org/t/security-advisory-privilege-escalations-in-nix-lix-and-guix/66017
N/A
https://lix.systems/blog/2025-06-24-lix-cves/
N/A
https://guix.gnu.org/en/blog/2025/privilege-escalation-vulnerabilities-2025/
N/A
https://labs.snyk.io
N/A
https://security.snyk.io/vuln/?search=CVE-2025-52993
N/A
https://security-tracker.debian.org/tracker/CVE-2025-52993
N/A
Hyperlink: https://discourse.nixos.org/t/security-advisory-privilege-escalations-in-nix-lix-and-guix/66017
Resource: N/A
Hyperlink: https://lix.systems/blog/2025-06-24-lix-cves/
Resource: N/A
Hyperlink: https://guix.gnu.org/en/blog/2025/privilege-escalation-vulnerabilities-2025/
Resource: N/A
Hyperlink: https://labs.snyk.io
Resource: N/A
Hyperlink: https://security.snyk.io/vuln/?search=CVE-2025-52993
Resource: N/A
Hyperlink: https://security-tracker.debian.org/tracker/CVE-2025-52993
Resource: N/A
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:cve@mitre.org
Published At:27 Jun, 2025 | 14:15
Updated At:30 Jun, 2025 | 18:38

A race condition in the Nix, Lix, and Guix package managers enables changing the ownership of arbitrary files to the UID and GID of the build user (e.g., nixbld* or guixbuild*). 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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.15.6MEDIUM
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L
Type: Secondary
Version: 3.1
Base score: 5.6
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L
CPE Matches
Weaknesses
CWE IDTypeSource
CWE-362Primarycve@mitre.org
CWE ID: CWE-362
Type: Primary
Source: cve@mitre.org
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://discourse.nixos.org/t/security-advisory-privilege-escalations-in-nix-lix-and-guix/66017cve@mitre.org
N/A
https://guix.gnu.org/en/blog/2025/privilege-escalation-vulnerabilities-2025/cve@mitre.org
N/A
https://labs.snyk.iocve@mitre.org
N/A
https://lix.systems/blog/2025-06-24-lix-cves/cve@mitre.org
N/A
https://security-tracker.debian.org/tracker/CVE-2025-52993cve@mitre.org
N/A
https://security.snyk.io/vuln/?search=CVE-2025-52993cve@mitre.org
N/A
Hyperlink: https://discourse.nixos.org/t/security-advisory-privilege-escalations-in-nix-lix-and-guix/66017
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://guix.gnu.org/en/blog/2025/privilege-escalation-vulnerabilities-2025/
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://labs.snyk.io
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://lix.systems/blog/2025-06-24-lix-cves/
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://security-tracker.debian.org/tracker/CVE-2025-52993
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://security.snyk.io/vuln/?search=CVE-2025-52993
Source: cve@mitre.org
Resource: N/A

Change History

0
Information is not available yet

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