CVE-2025-5918

Publication date 9 June 2025

Last updated 6 April 2026

Ubuntu priority

Cvss 3 Severity Score

Description

A vulnerability has been identified in the libarchive library. This flaw can be triggered when file streams are piped into bsdtar, potentially allowing for reading past the end of the file. This out-of-bounds read can lead to unintended consequences, including unpredictable program behavior, memory corruption, or a denial-of-service condition.

Why is this CVE low priority?

Denial of service in a command-line tool

Learn more about Ubuntu priority

Status

Show unmaintained releases

Package	Ubuntu Release	Status
libarchive	25.10 questing	Fixed 3.7.7-0ubuntu3.1
	25.04 plucky	Ignored end of life, was needs-triage
	24.10 oracular	Ignored end of life, was needs-triage
	24.04 LTS noble	Fixed 3.7.2-2ubuntu0.6
	22.04 LTS jammy	Fixed 3.6.0-1ubuntu1.6
	20.04 LTS focal	Fixed 3.4.0-2ubuntu1.5+esm1
	18.04 LTS bionic	Fixed 3.2.2-3.1ubuntu0.7+esm2
	16.04 LTS xenial	Fixed 3.1.2-11ubuntu0.16.04.8+esm2
	14.04 LTS trusty	Fixed 3.1.2-7ubuntu2.8+esm4

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Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
libarchive	Upstream: dcbf1e0 Upstream: 51b4c35

Severity score breakdown

Parameter	Value
Base score	3.9 · Low
Attack vector	Local
Attack complexity	Low
Privileges required	Low
User interaction	Required
Scope	Unchanged
Confidentiality	Low
Integrity impact	None
Availability impact	Low
Vector	CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:L

References

Related Ubuntu Security Notices (USN)

USN-8147-1
libarchive vulnerabilities
2 April 2026