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openSUSE 15.6 GraphicsMagick Important Heap Stack Overflow Vuln 2026-1300-1

opensuse
Calendar Grey April 13, 2026
Dist Opensuse Esm H88
A critical update for GraphicsMagick on openSUSE addresses important vulnerabilities related to heap and stack overflow issues.
An update that solves two vulnerabilities can now be installed.

Description

This update for GraphicsMagick fixes the following issues:

* CVE-2026-26284: heap overflow in pcd decoder leads to out of bounds read

(bsc#1258765).

* CVE-2026-28690: missing bounds check in the MNG encoder can lead to a stack

buffer overflow (bsc#1259456).

Topics%20covered

Topics Covered

security advisory buffer overflow important heap overflow OpenSUSE graphicsmagick

Patch

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like

YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

* SUSE Package Hub 15 15-SP7

zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP7-2026-1300=1

* openSUSE Leap 15.6

zypper in -t patch SUSE-2026-1300=1

Package List

* SUSE Package Hub 15 15-SP7 (aarch64 ppc64le s390x x86_64)

* GraphicsMagick-devel-1.3.42-150600.3.18.1

* libGraphicsMagick++-devel-1.3.42-150600.3.18.1

* libGraphicsMagick-Q16-3-debuginfo-1.3.42-150600.3.18.1

* libGraphicsMagick++-Q16-12-1.3.42-150600.3.18.1

* GraphicsMagick-debuginfo-1.3.42-150600.3.18.1

* libGraphicsMagickWand-Q16-2-debuginfo-1.3.42-150600.3.18.1

* perl-GraphicsMagick-debuginfo-1.3.42-150600.3.18.1

* libGraphicsMagick3-config-1.3.42-150600.3.18.1

* GraphicsMagick-1.3.42-150600.3.18.1

* perl-GraphicsMagick-1.3.42-150600.3.18.1

* GraphicsMagick-debugsource-1.3.42-150600.3.18.1

* libGraphicsMagickWand-Q16-2-1.3.42-150600.3.18.1

* libGraphicsMagick++-Q16-12-debuginfo-1.3.42-150600.3.18.1

* libGraphicsMagick-Q16-3-1.3.42-150600.3.18.1

* openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 i586)

* GraphicsMagick-devel-1.3.42-150600.3.18.1

* libGraphicsMagick++-devel-1.3.42-150600.3.18.1

* libGraphicsMagick-Q16-3-debuginfo-1.3.42-150600.3.18.1

* libGraphicsMagick++-Q16-12-1.3.42-150600.3.18.1

*...

Read the Full Advisory

References

* bsc#1258765

* bsc#1259456

## References:

* https://www.suse.com/security/cve/CVE-2026-26284.html

* https://www.suse.com/security/cve/CVE-2026-28690.html

* https://bugzilla.suse.com/show_bug.cgi?id=1258765

* https://bugzilla.suse.com/show_bug.cgi?id=1259456

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:1300-1
Release Date: 2026-04-13T15:58:01Z
Affected Products: * openSUSE Leap 15.6 * SUSE Linux Enterprise Desktop 15 SP7 * SUSE Linux Enterprise Real Time 15 SP7 * SUSE Linux Enterprise Server 15 SP7 * SUSE Linux Enterprise Server for SAP Applications 15 SP7 * SUSE Package Hub 15 15-SP7

Topics%20covered

Topics Covered

security advisory buffer overflow important heap overflow OpenSUSE graphicsmagick

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