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Fedora 42 Emacs Important Memory Corruption Fix CVE-2026-6861 Advisory

fedora
Calendar Grey May 1, 2026
Dist Fedora Esm H88
Fix critical memory corruption issue in Emacs processing SVG CSS on Fedora 42 with this latest advisory update.
Fix CVE-2026-6861: memory corruption vulnerability when processing SVG CSS.

Summary

GNU Emacs is a powerful, customizable, self-documenting, modeless text

editor. It contains special code editing features, a scripting language

(elisp), and the capability to read mail, news, and more without leaving

the editor.

This package provides an emacs binary with support for Wayland, using the

GTK toolkit.

Update Information:

Fix CVE-2026-6861: memory corruption vulnerability when processing SVG CSS.

Topics%20covered

Topics Covered

security advisory fedora memory corruption important emacs svg css

Change Log

* Wed Apr 22 2026 Peter Oliver - 1:30.2-2 - Fix CVE-2026-6861: memory corruption vulnerability when processing SVG CSS.

References


[ 1 ] Bug #2460584 - CVE-2026-6861 emacs: Emacs: Memory corruption vulnerability when processing SVG CSS [fedora-42] https://bugzilla.redhat.com/show_bug.cgi?id=2460584

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-52dad6273a' 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

Severity
important
Lowest
Low
Medium
High
Critical

Name: emacs
Product: Fedora 42
Version: 30.2
Release: 2.fc42
URL: https://www.gnu.org/software/emacs/
Summary: GNU Emacs text editor

Topics%20covered

Topics Covered

security advisory fedora memory corruption important emacs svg css

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