Time-of-check Time-of-use (TOCTOU) Race Condition Affecting coreutils package, versions >=0.0.0


Severity

Recommended
0.0
medium
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.01% (3rd percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Time-of-check Time-of-use (TOCTOU) Race Condition vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-RUST-COREUTILS-16297955
  • published26 Apr 2026
  • disclosed23 Apr 2026
  • creditZellic

Introduced: 23 Apr 2026

NewCVE-2026-35374  (opens in a new tab)
CWE-367  (opens in a new tab)

How to fix?

There is no fixed version for coreutils.

Overview

Affected versions of this package are vulnerable to Time-of-check Time-of-use (TOCTOU) Race Condition via the split process. An attacker can cause unintended files to be truncated or overwritten by manipulating symbolic links or directory paths during the time window between path validation and file opening.

References

CVSS Base Scores

version 4.0
version 3.1