Fedora 44 libarchive Critical DoS Remote Exec Alert 2026-54ce3fd147
fedora
April 28, 2026
Rebase to the latest upstream version - 3.8.7
Summary
Libarchive is a programming library that can create and read several different
streaming archive formats, including most popular tar variants, several cpio
formats, and both BSD and GNU ar variants. It can also write shar archives and
read ISO9660 CDROM images and ZIP archives.
Update Information:
Rebase to the latest upstream version - 3.8.7
Change Log
* Mon Apr 13 2026 Packit
References
[ 1 ] Bug #2449011 - CVE-2026-4426 libarchive: libarchive: Denial of Service via malformed ISO file processing [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=2449011
[ 2 ] Bug #2452946 - CVE-2026-5121 libarchive: libarchive: Arbitrary code execution via integer overflow in ISO9660 image processing [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=2452946
Update Instructions
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-54ce3fd147' 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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Name: libarchive
Product: Fedora 44
Version: 3.8.7
Release: 1.fc44
Summary: A library for handling streaming archive formats
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