Bug 2458840 - CVE-2025-49795 libxml2: NULL pointer dereference in XPath expression processing [fedora-43]
Summary: CVE-2025-49795 libxml2: NULL pointer dereference in XPath expression processi...
Keywords:
Status: NEW
Alias: None
Product: Fedora
Classification: Fedora
Component: libxml2
Version: 43
Hardware: Unspecified
OS: Linux
unspecified
high
Target Milestone: ---
Assignee: David King
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-04-15 21:59 UTC by unclebob
Modified: 2026-04-15 21:59 UTC (History)
1 user (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Type: ---
Embargoed:

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Description unclebob 2026-04-15 21:59:48 UTC 
libxml2-2.12.10-5.fc43 is affected by CVE-2025-49795.

Affected versions: libxml2 >= 2.10.0 (vulnerability introduced in 2.10.0)
Fixed in: libxml2 2.14.5
Upstream fix: https://gitlab.gnome.org/GNOME/libxml2/-/commit/499bcb78ab389f60c2fd634ce410d4bb85c18765

available version in fedora repository libxml2-2.12.10-5.fc43

Did not see that this CVE is fixed in any patch.

Reproducible: Always
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