CVE-2025-60753 Affecting libarchive package, versions <3.4.0-2ubuntu1.5+esm1


Severity

Recommended
low

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.02% (6th percentile)

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  • Snyk IDSNYK-UBUNTU2004-LIBARCHIVE-13849266
  • published10 Apr 2026
  • disclosed5 Nov 2025

Introduced: 5 Nov 2025

CVE-2025-60753  (opens in a new tab)

How to fix?

Upgrade Ubuntu:20.04 libarchive to version 3.4.0-2ubuntu1.5+esm1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libarchive package and not the libarchive package as distributed by Ubuntu. See How to fix? for Ubuntu:20.04 relevant fixed versions and status.

An issue was discovered in libarchive bsdtar before version 3.8.1 in function apply_substitution in file tar/subst.c when processing crafted -s substitution rules. This can cause unbounded memory allocation and lead to denial of service (Out-of-Memory crash).

CVSS Base Scores

version 3.1