CVE-2025-7424

Publication date 10 July 2025

Last updated 7 January 2026

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.8 · High

Score breakdown

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.

Status

Package Ubuntu Release Status
libxslt 25.10 questing
Fixed 1.1.43-0.3
25.04 plucky
Fixed 1.1.39-0exp1ubuntu4.1
24.04 LTS noble
Fixed 1.1.39-0exp1ubuntu0.24.04.3
22.04 LTS jammy
Fixed 1.1.34-4ubuntu0.22.04.5
20.04 LTS focal
Fixed 1.1.34-4ubuntu0.20.04.3+esm2
18.04 LTS bionic
Fixed 1.1.29-5ubuntu0.3+esm3
16.04 LTS xenial
Fixed 1.1.28-2.1ubuntu0.3+esm4
14.04 LTS trusty
Fixed 1.1.28-2ubuntu0.2+esm5

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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
libxslt

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

References

Related Ubuntu Security Notices (USN)

Other references