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Fedora 43 libsixel Critical Memory Leak CVE-2025-61146 Advisory
fedora
March 6, 2026
Apply fix for CVE-2025-61146
Summary
An encoder/decoder implementation for DEC SIXEL graphics.
Update Information:
Apply fix for CVE-2025-61146
Topics Covered
Change Log
* Wed Feb 25 2026 ErrorNoInternet
References
[ 1 ] Bug #2442029 - CVE-2025-61146 libsixel: memory leak in rpl_malloc() in malloc_stub.c [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=2442029
Update Instructions
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-b227fad171' 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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Critical
Name: libsixel
Product: Fedora 43
Version: 1.10.5
Release: 5.fc43
Summary: SIXEL encoding and decoding
Topics Covered
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