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openSUSE ImageMagick Important Buffer Overflow Vuln 2026-1203-1

opensuse
Calendar Grey April 7, 2026
Dist Opensuse Esm H88
Address critical security updates for ImageMagick fixing multiple buffer overflow and memory issues on openSUSE.
An update that solves 20 vulnerabilities can now be installed.

Description

This update for ImageMagick fixes the following issues:

* CVE-2026-28493: integer overflow in the SIXEL decoder leads to out-of-bounds

write (bsc#1259446).

* CVE-2026-28494: missing bounds checks in the morphology kernel parsing

functions can lead to a stack buffer overflow (bsc#1259447).

* CVE-2026-28686: undersized output buffer allocation in the PCL encoder can

lead to a heap buffer overflow (bsc#1259448).

* CVE-2026-28687: heap use-after-free vulnerability in the MSL decoder via a

crafted MSL file (bsc#1259450).

* CVE-2026-28688: heap use-after-free in the MSL encoder when a cloned image

is destroyed twice (bsc#1259451).

* CVE-2026-28689: `domain="path"` authorization is checked before

final file open/use and allows for read/write bypass via symlink swaps

(bsc#1259452).

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

buffer overflow (bsc#1259456).

* CVE-2026-28691: missing check in the JBIG...

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Topics%20covered

Topics Covered

security advisory buffer overflow memory corruption important imagemagick OpenSUSE

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:

* openSUSE Leap 15.6

zypper in -t patch SUSE-2026-1203=1 openSUSE-SLE-15.6-2026-1203=1

* SUSE Linux Enterprise Server 15 SP6 LTSS

zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-1203=1

* SUSE Linux Enterprise Server for SAP Applications 15 SP6

zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-1203=1

Package List

* openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 i586)

* perl-PerlMagick-debuginfo-7.1.1.21-150600.3.50.1

* perl-PerlMagick-7.1.1.21-150600.3.50.1

* ImageMagick-config-7-upstream-websafe-7.1.1.21-150600.3.50.1

* ImageMagick-devel-7.1.1.21-150600.3.50.1

* ImageMagick-debuginfo-7.1.1.21-150600.3.50.1

* ImageMagick-extra-7.1.1.21-150600.3.50.1

* libMagickWand-7_Q16HDRI10-debuginfo-7.1.1.21-150600.3.50.1

* ImageMagick-config-7-upstream-secure-7.1.1.21-150600.3.50.1

* libMagick++-devel-7.1.1.21-150600.3.50.1

* ImageMagick-config-7-upstream-open-7.1.1.21-150600.3.50.1

* ImageMagick-extra-debuginfo-7.1.1.21-150600.3.50.1

* ImageMagick-config-7-SUSE-7.1.1.21-150600.3.50.1

* ImageMagick-config-7-upstream-limited-7.1.1.21-150600.3.50.1

* libMagick++-7_Q16HDRI5-debuginfo-7.1.1.21-150600.3.50.1

* libMagickCore-7_Q16HDRI10-7.1.1.21-150600.3.50.1

* libMagickCore-7_Q16HDRI10-debuginfo-7.1.1.21-150600.3.50.1

* ImageMagick-debugsource-7.1.1.21-150600.3.50.1

* ImageMagick-7.1.1.21-150600.3.50.1

*...

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References

* bsc#1259446

* bsc#1259447

* bsc#1259448

* bsc#1259450

* bsc#1259451

* bsc#1259452

* bsc#1259455

* bsc#1259456

* bsc#1259457

* bsc#1259463

* bsc#1259464

* bsc#1259466

* bsc#1259467

* bsc#1259468

* bsc#1259497

* bsc#1259528

* bsc#1259612

* bsc#1259872

* bsc#1260874

* bsc#1260879

## References:

* https://www.suse.com/security/cve/CVE-2026-28493.html

* https://www.suse.com/security/cve/CVE-2026-28494.html

* https://www.suse.com/security/cve/CVE-2026-28686.html

* https://www.suse.com/security/cve/CVE-2026-28687.html

* https://www.suse.com/security/cve/CVE-2026-28688.html

* https://www.suse.com/security/cve/CVE-2026-28689.html

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

* https://www.suse.com/security/cve/CVE-2026-28691.html

* https://www.suse.com/security/cve/CVE-2026-28692.html

* https://www.suse.com/security/cve/CVE-2026-28693.html

* https://www.suse.com/security/cve/CVE-2026-30883.html

* https://www.suse.com/security/cve/CVE-2026-30929.html

* https://www.suse.com/security/cve/CVE-2026-30935.html

*...

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Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:1203-1
Release Date: 2026-04-07T12:25:00Z
Affected Products: * openSUSE Leap 15.6 * SUSE Linux Enterprise Server 15 SP6 * SUSE Linux Enterprise Server 15 SP6 LTSS * SUSE Linux Enterprise Server for SAP Applications 15 SP6

Topics%20covered

Topics Covered

security advisory buffer overflow memory corruption important imagemagick OpenSUSE

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