AIKIDO-2025-10406
GNOME.libxslt is vulnerable to Use-After-Free
78
High Risk
This Affects:
GNOME.libxsltTL;DR
In libxslt versions before 1.1.43, a use-after-free vulnerability exists due to improper handling of the XPath context node during nested XPath evaluations. When the context node is modified but not restored, it leads to a use-after-free issue. This affects functions like xsltNumberFormatGetValue, xsltEvalXPathPredicate, xsltEvalXPathStringNs, and xsltComputeSortResultInternal.
Who does this affect?
You are affected if you are using a version that falls within the vulnerable range.
Background info
GNOME.libxslt is vulnerable to Use-After-Free in versions 0.0.1 - 1.1.42.
How to fix this
Upgrade the GNOME.libxslt library to the patch version.
Links
github.com/GNOME/libxslt/blob/master/NEWS
gitlab.gnome.org/GNOME/libxslt/-/issues/128lists.debian.org/debian-lts-announce/2025/03/msg00015.html
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