Resource exhaustion in libarchive - CVE-2025-60753

 

Resource exhaustion in libarchive - CVE-2025-60753

Published: November 12, 2025 / Updated: March 17, 2026


Vulnerability identifier: #VU118347
CSH Severity: Medium
CVSS v4: 6.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-60753
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources within bsdtar in the "apply_substitution" function in the "tar/subst.c" file. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.


Affected software

libarchive
Ubuntu
openEuler
Anolis OS
libarchive (Ubuntu package)
libarchive-debuginfo
libarchive
libarchive-debugsource
libarchive-devel
libarchive-help
bsdtar
bsdcat
bsdcpio
bsdunzip
libarchive-doc

How to mitigate CVE-2025-60753

Install update from vendor's website.

libarchive - update to 3.8.3
libarchive (Ubuntu package) - addressed in versions 3.1.2-7ubuntu2.8+esm4, 3.1.2-11ubuntu0.16.04.8+esm2, 3.2.2-3.1ubuntu0.7+esm2, 3.4.0-2ubuntu1.5+esm1, 3.6.0-1ubuntu1.6, 3.7.2-2ubuntu0.6, 3.7.7-0ubuntu3.1
libarchive-debuginfo - addressed in versions 3.4.3-11, 3.5.2-10, 3.7.1-8
libarchive - addressed in versions 3.4.3-11, 3.5.2-10, 3.7.1-8
libarchive-debugsource - addressed in versions 3.4.3-11, 3.5.2-10, 3.7.1-8
libarchive-devel - addressed in versions 3.4.3-11, 3.5.2-10, 3.7.1-8
libarchive-help - addressed in versions 3.4.3-11, 3.5.2-10, 3.7.1-8
bsdtar - addressed in versions 3.5.2-10, 3.7.1-8
bsdcat - addressed in versions 3.5.2-10, 3.7.1-8
bsdcpio - addressed in versions 3.5.2-10, 3.7.1-8
bsdunzip - update to 3.7.1-8
bsdunzip - update to 3.7.1-9
libarchive - update to 3.7.1-9
libarchive-devel - update to 3.7.1-9
libarchive-doc - update to 3.7.1-9
bsdtar - update to 3.7.1-9
bsdcpio - update to 3.7.1-9
bsdcat - update to 3.7.1-9

External References

Related Security Bulletins