USN-7600-1: libxslt vulnerability

Publication date

26 June 2025

Overview

libxslt could be made to expose sensitive information.


Packages

  • libxslt - XSLT processing library

Details

It was discovered that libxslt could be made to expose sensitive
information about address space layout. An attacker could possibly use this
issue to bypass Address Space Layout Randomization (ASLR) protections.

It was discovered that libxslt could be made to expose sensitive
information about address space layout. An attacker could possibly use this
issue to bypass Address Space Layout Randomization (ASLR) protections.

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
22.04 jammy libxslt1.1 –  1.1.34-4ubuntu0.22.04.4
xsltproc –  1.1.34-4ubuntu0.22.04.4
20.04 focal libxslt1.1 –  1.1.34-4ubuntu0.20.04.3+esm1  
xsltproc –  1.1.34-4ubuntu0.20.04.3+esm1  
18.04 bionic libxslt1.1 –  1.1.29-5ubuntu0.3+esm1  
xsltproc –  1.1.29-5ubuntu0.3+esm1  
16.04 xenial libxslt1.1 –  1.1.28-2.1ubuntu0.3+esm2  
xsltproc –  1.1.28-2.1ubuntu0.3+esm2  
14.04 trusty libxslt1.1 –  1.1.28-2ubuntu0.2+esm3  
xsltproc –  1.1.28-2ubuntu0.2+esm3  

Reduce your security exposure

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