Out-of-bounds Read Affecting util-linux package, versions [,2.42-rc1)
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-UTILLINUX-14220408
- published8 Dec 2025
- disclosed5 Dec 2025
- creditMohamed Maatallah Zephkek
Introduced: 5 Dec 2025
CVE-2025-14104 (opens in a new tab)How to fix?
Upgrade util-linux to version 2.42-rc1 or higher.
Overview
Affected versions of this package are vulnerable to Out-of-bounds Read via the setpwnam function when processing usernames of 256 bytes. An attacker can cause a heap buffer overread by supplying specially crafted input, potentially leading to information disclosure or an application crash.