SUSE-SU-2026:1716-1: important: Security update for libpng12

SLE-SECURITY-UPDATES null at suse.de
Wed May 6 20:34:22 UTC 2026 


# Security update for libpng12

Announcement ID: SUSE-SU-2026:1716-1  
Release Date: 2026-05-06T12:11:56Z  
Rating: important  
References:

  * bsc#1141493
  * bsc#1260754
  * bsc#1261957
  * jsc#PED-16191

  
Cross-References:

  * CVE-2017-12652
  * CVE-2026-33416
  * CVE-2026-34757

  
CVSS scores:

  * CVE-2017-12652 ( SUSE ):  4.0 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2017-12652 ( SUSE ):  4.0 CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2017-12652 ( NVD ):  9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2017-12652 ( NVD ):  9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2017-12652 ( NVD ):  9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * 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
  * CVE-2026-34757 ( SUSE ):  5.1
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-34757 ( SUSE ):  5.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
  * CVE-2026-34757 ( NVD ):  5.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

  
Affected Products:

  * Basesystem Module 15-SP7
  * SUSE Linux Enterprise Desktop 15 SP7
  * SUSE Linux Enterprise High Performance Computing 15 SP4
  * SUSE Linux Enterprise High Performance Computing 15 SP5
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5
  * SUSE Linux Enterprise Real Time 15 SP7
  * SUSE Linux Enterprise Server 15 SP4
  * SUSE Linux Enterprise Server 15 SP4 LTSS
  * SUSE Linux Enterprise Server 15 SP5
  * SUSE Linux Enterprise Server 15 SP5 LTSS
  * SUSE Linux Enterprise Server 15 SP6
  * SUSE Linux Enterprise Server 15 SP6 LTSS
  * SUSE Linux Enterprise Server 15 SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7

  
  
An update that solves three vulnerabilities and contains one feature can now be
installed.

## Description:

This update for libpng12 fixes the following issues:

Update to version 1.2.59 (jsc#PED-16191).

Security issues :

  * CVE-2017-12652: missing chunk length check can lead to sensitive information
    disclosure, data corruption or crash (bsc#1141493).
  * 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).
  * CVE-2026-34757: use-after-free in `png_set_PLTE`, `png_set_tRNS` and
    `png_set_hIST` can lead to corrupted chunk data and potential heap
    information disclosure (bsc#1261957).

## 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:

  * Basesystem Module 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-1716=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-1716=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-1716=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2026-1716=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2026-1716=1

  * SUSE Linux Enterprise Server 15 SP4 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-1716=1

  * SUSE Linux Enterprise Server 15 SP5 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-1716=1

  * SUSE Linux Enterprise Server 15 SP6 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-1716=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP4  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-1716=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP5  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2026-1716=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP6  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-1716=1

## Package List:

  * Basesystem Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    * libpng12-devel-1.2.59-150000.4.11.1
    * libpng12-0-debuginfo-1.2.59-150000.4.11.1
    * libpng12-0-1.2.59-150000.4.11.1
    * libpng12-debugsource-1.2.59-150000.4.11.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64
    x86_64)
    * libpng12-devel-1.2.59-150000.4.11.1
    * libpng12-0-debuginfo-1.2.59-150000.4.11.1
    * libpng12-0-1.2.59-150000.4.11.1
    * libpng12-debugsource-1.2.59-150000.4.11.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (aarch64
    x86_64)
    * libpng12-devel-1.2.59-150000.4.11.1
    * libpng12-0-debuginfo-1.2.59-150000.4.11.1
    * libpng12-0-1.2.59-150000.4.11.1
    * libpng12-debugsource-1.2.59-150000.4.11.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (aarch64
    x86_64)
    * libpng12-devel-1.2.59-150000.4.11.1
    * libpng12-0-debuginfo-1.2.59-150000.4.11.1
    * libpng12-0-1.2.59-150000.4.11.1
    * libpng12-debugsource-1.2.59-150000.4.11.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (aarch64
    x86_64)
    * libpng12-devel-1.2.59-150000.4.11.1
    * libpng12-0-debuginfo-1.2.59-150000.4.11.1
    * libpng12-0-1.2.59-150000.4.11.1
    * libpng12-debugsource-1.2.59-150000.4.11.1
  * SUSE Linux Enterprise Server 15 SP4 LTSS (aarch64 ppc64le s390x x86_64)
    * libpng12-devel-1.2.59-150000.4.11.1
    * libpng12-0-debuginfo-1.2.59-150000.4.11.1
    * libpng12-0-1.2.59-150000.4.11.1
    * libpng12-debugsource-1.2.59-150000.4.11.1
  * SUSE Linux Enterprise Server 15 SP5 LTSS (aarch64 ppc64le s390x x86_64)
    * libpng12-devel-1.2.59-150000.4.11.1
    * libpng12-0-debuginfo-1.2.59-150000.4.11.1
    * libpng12-0-1.2.59-150000.4.11.1
    * libpng12-debugsource-1.2.59-150000.4.11.1
  * SUSE Linux Enterprise Server 15 SP6 LTSS (aarch64 ppc64le s390x x86_64)
    * libpng12-devel-1.2.59-150000.4.11.1
    * libpng12-0-debuginfo-1.2.59-150000.4.11.1
    * libpng12-0-1.2.59-150000.4.11.1
    * libpng12-debugsource-1.2.59-150000.4.11.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (ppc64le x86_64)
    * libpng12-devel-1.2.59-150000.4.11.1
    * libpng12-0-debuginfo-1.2.59-150000.4.11.1
    * libpng12-0-1.2.59-150000.4.11.1
    * libpng12-debugsource-1.2.59-150000.4.11.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5 (ppc64le x86_64)
    * libpng12-devel-1.2.59-150000.4.11.1
    * libpng12-0-debuginfo-1.2.59-150000.4.11.1
    * libpng12-0-1.2.59-150000.4.11.1
    * libpng12-debugsource-1.2.59-150000.4.11.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6 (ppc64le x86_64)
    * libpng12-devel-1.2.59-150000.4.11.1
    * libpng12-0-debuginfo-1.2.59-150000.4.11.1
    * libpng12-0-1.2.59-150000.4.11.1
    * libpng12-debugsource-1.2.59-150000.4.11.1

## References:

  * https://www.suse.com/security/cve/CVE-2017-12652.html
  * https://www.suse.com/security/cve/CVE-2026-33416.html
  * https://www.suse.com/security/cve/CVE-2026-34757.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1141493
  * https://bugzilla.suse.com/show_bug.cgi?id=1260754
  * https://bugzilla.suse.com/show_bug.cgi?id=1261957
  * https://jira.suse.com/browse/PED-16191

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