CVE-2026-35355 Affecting rust-coreutils package, versions <0.6.0-1


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.01% (2nd percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-RUSTCOREUTILS-16162699
  • published23 Apr 2026
  • disclosed22 Apr 2026

Introduced: 22 Apr 2026

NewCVE-2026-35355  (opens in a new tab)

How to fix?

Upgrade Debian:unstable rust-coreutils to version 0.6.0-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rust-coreutils package and not the rust-coreutils package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

The install utility in uutils coreutils is vulnerable to a Time-of-Check to Time-of-Use (TOCTOU) race condition during file installation. The implementation unlinks an existing destination file and then recreates it using a path-based operation without the O_EXCL flag. A local attacker can exploit the window between the unlink and the subsequent creation to swap the path with a symbolic link, allowing them to redirect privileged writes to overwrite arbitrary system files.