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CVE-2026-35338

nvd nist
Published: Apr 22, 2026Modified: Jun 17, 2026

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7.3
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Exploitability: 1.3 / Impact: 5.9
Source: security@ubuntu.com (Secondary)

Description

A vulnerability in the chmod utility of uutils coreutils allows users to bypass the --preserve-root safety mechanism. The implementation only validates if the target path is literally / and does not canonicalize the path. An attacker or accidental user can use path variants such as /../ or symbolic links to execute destructive recursive operations (e.g., chmod -R 000) on the entire root filesystem, leading to system-wide permission loss and potential complete system breakdown.

Affected (1)

Products: Uutils: Coreutils
1 product
Coreutils
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Before 0.6.0

References (2)

Source: security@ubuntu.com
Issue TrackingPatch
Source: security@ubuntu.com
Release Notes

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