Fedora 42 python-pillow Critical Out-of-bounds Fix CVE-2026-25990
fedora
March 3, 2026
Backport fix for CVE-2026-25990.
Summary
Python image processing library, fork of the Python Imaging Library (PIL)
This library provides extensive file format support, an efficient
internal representation, and powerful image processing capabilities.
There are four subpackages: tk (tk interface), qt (PIL image wrapper for Qt),
devel (development) and doc (documentation).
Update Information:
Backport fix for CVE-2026-25990.
Topics Covered
Change Log
* Sat Feb 14 2026 Sandro Mani
References
[ 1 ] Bug #2439192 - CVE-2026-25990 python-pillow: Pillow: Out-of-bounds Write via Specially Crafted PSD Image [fedora-42]
https://bugzilla.redhat.com/show_bug.cgi?id=2439192
[ 2 ] Bug #2439196 - CVE-2026-25990 python-pillow: Pillow: Out-of-bounds Write via Specially Crafted PSD Image [fedora-43]
https://bugzilla.redhat.com/show_bug.cgi?id=2439196
Update Instructions
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-0d673fa503' 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: python-pillow
Product: Fedora 42
Version: 11.1.0
Release: 3.fc42
Summary: Python image processing library
Topics Covered
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