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SUSE 12 SP5 libpng16 Important Use-After-Free Risk 2026-1311-1

suse
Calendar Grey April 14, 2026
Dist Suse Esm H88
Important SUSE libpng16 update fixes use-after-free issue leading to code execution risks effectively.
An update that solves one vulnerability can now be installed.

Summary

## This update for libpng16 fixes the following issue: * CVE-2026-33416: use-after-free via pointer aliasing in `png_set_tRNS` and `png_set_PLTE` can lead to arbitrary code execution (bsc#1260754). ## 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 Linux Enterprise Server 12 SP5 LTSS Extended Security zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2026-1311=1 * SUSE Linux Enterprise Server 12 SP5 LTSS zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-2026-1311=1 ## Package List: * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64) * libpng16-compat-devel-1.6.8-15.21.1

Topics%20covered

Topics Covered

security advisory SuSE arbitrary code execution important use-after-free libpng16

References

* bsc#1260754

Cross-

* CVE-2026-33416

CVSS scores:

* CVE-2026-33416 ( SUSE ): 9.2

CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

* CVE-2026-33416 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-33416 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Products:

* SUSE Linux Enterprise High Performance Computing 12 SP5

* SUSE Linux Enterprise Server 12 SP5

* SUSE Linux Enterprise Server 12 SP5 LTSS

* SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security

* SUSE Linux Enterprise Server for SAP Applications 12 SP5

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2026-33416.html

* https://bugzilla.suse.com/show_bug.cgi?id=1260754

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:1311-1
Release Date: 2026-04-14T10:44:55Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE arbitrary code execution important use-after-free libpng16

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