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Fedora 43 CImg Update Fixes CVE Denial Of Service 2026-86596f9cbc

fedora
Calendar Grey May 29, 2026
Dist Fedora Esm H88
Update Fixing Two CVEs in CImg on Fedora 43 to Patch Denial of Service and Integer Overflow Issues.
bump version + fix two cves

Summary

The CImg Library is an open-source C++ toolkit for image processing.

It consists in a single header file 'CImg.h' providing a minimal set of C++

classes and methods that can be used in your own sources, to load/save,

process and display images. Very portable, efficient and easy to use,

it's a pleasant library for developping image processing algorithms in C++.

Update Information:

bump version + fix two cves

Topics%20covered

Topics Covered

security advisory denial of service fedora integer overflow minor update CImg

Change Log

* Sat May 16 2026 josef radinger - 1:3.7.6-2 - rebuild for new gmic-buildoverride * Fri May 15 2026 josef radinger - 1:3.7.6-1 - bump version * Tue May 5 2026 josef radinger - 1:3.7.5-1 - bump version * Fri Feb 20 2026 josef radinger - 1:3.7.4-1 - bump version * Wed Feb 18 2026 josef radinger - 1:3.7.3-1 - bump version * Fri Feb 13 2026 josef radinger - 1:3.7.2-1 - bump version * Fri Feb 13 2026 josef radinger - 1:3.7.0-1 - bump version * Fri Jan 16 2026 Fedora Release Engineering - 1:3.6.6-3 - Rebuilt for https://fedoraproject.org/wiki/Fedora_44_Mass_Rebuild * Fri Jan 16 2026 Fedora Release Engineering - 1:3.6.6-2 - Rebuilt for https://fedoraproject.org/wiki/Fedora_44_Mass_Rebuild * Sat Jan 3 2026 josef radinger - 1:3.6.6-1 - bump version - remove now unneeded patches * Thu Dec 18 2025 josef radinger - 1:3.6.5-2 - bump version - add patch https://github.com/GreycLab/CImg/commit/94f00eb0302a9db7aa8ea4034fb48a8a4dbbbb8e.patch and https://github.com/GreycLab/CImg/commit/50674b2dcfe004673f629bbb37bc9c960f2ae614.patch (modified) to fix compile error for i686 https://github.com/GreycLab/CImg/issues/471 * Mon Nov 24 2025 josef radinger - 1:3.6.4-1 - bump version * Thu Nov 20 2025 josef radinger - 1:3.6.3-1 - bump version

References


[ 1 ] Bug #2464129 - gmic-3.7.6 is available https://bugzilla.redhat.com/show_bug.cgi?id=2464129 [ 2 ] Bug #2467995 - CVE-2026-42146 CImg: CImg Library: Denial of Service via crafted BMP file [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2467995 [ 3 ] Bug #2476569 - CVE-2026-42144 CImg: integer overflow in PNM size check bypasses memory guard (_load_pnm) [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2476569

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-86596f9cbc' 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: CImg
Product: Fedora 43
Version: 3.7.6
Release: 2.fc43
URL: https://github.com/dtschump/CImg
Summary: C++ Template Image Processing Toolkit

Topics%20covered

Topics Covered

security advisory denial of service fedora integer overflow minor update CImg

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