CVE-2025-7424

Publication date 10 July 2025

Last updated 8 October 2025

Ubuntu priority

Cvss 3 Severity Score

Description

A flaw was found in the libxslt library. The same memory field, psvi, is used for both stylesheet and input data, which can lead to type confusion during XML transformations. This vulnerability allows an attacker to crash the application or corrupt memory. In some cases, it may lead to denial of service or unexpected behavior.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
libxslt	25.04 plucky	Vulnerable, fix deferred
	24.10 oracular	Ignored end of life, was needs-triage
	24.04 LTS noble	Vulnerable, fix deferred
	22.04 LTS jammy	Vulnerable, fix deferred
	20.04 LTS focal	Vulnerable, fix deferred
	18.04 LTS bionic	Vulnerable, fix deferred
	16.04 LTS xenial	Vulnerable, fix deferred
	14.04 LTS trusty	Vulnerable, fix deferred

Notes

mdeslaur

as of 2025-10-03, the proposed fix has not been merged yet

Severity score breakdown

Parameter	Value
Base score	7.8 · High
Attack vector	Local
Attack complexity	High
Privileges required	None
User interaction	None
Scope	Changed
Confidentiality	None
Integrity impact	High
Availability impact	High
Vector	CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:H