Fedora 43 MapServer Important Denial of Service Vuln FEDORA-2026-6d7e0a8b45
fedora
April 5, 2026
Backport fix for CVE-2026-33721.
Summary
MapServer is an Open Source platform for publishing spatial data and
interactive mapping applications to the web.
Update Information:
Backport fix for CVE-2026-33721.
Topics Covered
Change Log
* Fri Mar 27 2026 Sandro Mani
References
[ 1 ] Bug #2452127 - CVE-2026-33721 mapserver: MapServer: Denial of Service via crafted Styled Layer Descriptor [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=2452127
Update Instructions
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-6d7e0a8b45' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label
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Severity
important
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Critical
Name: mapserver
Product: Fedora 43
Version: 8.4.1
Release: 3.fc43
Summary: Platform for publishing spatial data and interactive mapping applications to the web
Topics Covered
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