CVE-2025-60753: An issue was discovered in libarchive bsdtar before version 3.8.1 in function apply_substitution in file tar/subst.c…
CVE-2025-60753 · Severity: medium · CVSS 5.5 · Published 2025-11-05
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).
No. Junglewise Threat Intelligence has no report of CVE-2025-60753 being exploited in the wild.
How severe is CVE-2025-60753?
Medium severity, with a CVSS score of 5.5, published 5 November 2025.
Which products and versions are affected?
Libarchive. The advisory does not name versions.
Is there a fix for CVE-2025-60753?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
Am I affected by CVE-2025-60753?
Check whether you run Libarchive. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.