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ESB-2026.4761 PUBLISHED CVSS 8.100000381469727 HIGH

=========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2026.4761 Security update for libpng12 7 May 2026 =========================================================================== AUSCERT Security Bulletin Summary --------------------------------- Product: libpng12 Publisher: SUSE Operating System: SUSE Resolution: Patch/Upgrade CVE Names: CVE-2017-12652 CVE-2026-34757 CVE-2026-33416 Original Bulletin: https://www.suse.com/support/update/announcement/2026/suse-su-20261716-1 Comment: CVSS (Max): 8.1 CVE-2026-33416 (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H) CVSS Source: SUSE Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H EPSS (Max): 0.6% (69th) CVE-2017-12652 2026-05-06 - --------------------------BEGIN INCLUDED TEXT-------------------- Security update for libpng12 Announcement ID: SUSE-SU-2026:1716-1 Release Date: 2026-05-06T12:11:56Z Rating: important o bsc#1141493 o bsc#1260754 References: o bsc#1261957 o jsc#PED-16191 o CVE-2017-12652 Cross-References: o CVE-2026-33416 o CVE-2026-34757 o 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 o 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 o 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 o 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 o 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 o CVE-2026-33416 ( SUSE ): 9.2 CVSS:4.0/AV:N/AC:H/AT:P/PR:N CVSS scores: /UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N o 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 o 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 o 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 o 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 o 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 o Basesystem Module 15-SP7 o SUSE Linux Enterprise Desktop 15 SP7 o SUSE Linux Enterprise High Performance Computing 15 SP4 o SUSE Linux Enterprise High Performance Computing 15 SP5 o SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 o SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 o SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 o SUSE Linux Enterprise High Performance Computing LTSS 15 Affected SP5 Products: o SUSE Linux Enterprise Real Time 15 SP7 o SUSE Linux Enterprise Server 15 SP4 o SUSE Linux Enterprise Server 15 SP4 LTSS o SUSE Linux Enterprise Server 15 SP5 o SUSE Linux Enterprise Server 15 SP5 LTSS o SUSE Linux Enterprise Server 15 SP6 o SUSE Linux Enterprise Server 15 SP6 LTSS o SUSE Linux Enterprise Server 15 SP7 o SUSE Linux Enterprise Server for SAP Applications 15 SP4 o SUSE Linux Enterprise Server for SAP Applications 15 SP5 o SUSE Linux Enterprise Server for SAP Applications 15 SP6 o 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 : o CVE-2017-12652: missing chunk length check can lead to sensitive information disclosure, data corruption or crash (bsc#1141493). o 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). o 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: o Basesystem Module 15-SP7 zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-1716=1 o SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-1716=1 o SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-1716=1 o SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2026-1716=1 o SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2026-1716=1 o SUSE Linux Enterprise Server 15 SP4 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-1716=1 o SUSE Linux Enterprise Server 15 SP5 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-1716=1 o SUSE Linux Enterprise Server 15 SP6 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-1716=1 o SUSE Linux Enterprise Server for SAP Applications 15 SP4 zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-1716=1 o SUSE Linux Enterprise Server for SAP Applications 15 SP5 zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2026-1716=1 o 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: o 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 o 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 o 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 o 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 o 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 o 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 o 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 o 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 o 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 o 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 o 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: o https://www.suse.com/security/cve/CVE-2017-12652.html o https://www.suse.com/security/cve/CVE-2026-33416.html o https://www.suse.com/security/cve/CVE-2026-34757.html o https://bugzilla.suse.com/show_bug.cgi?id=1141493 o https://bugzilla.suse.com/show_bug.cgi?id=1260754 o https://bugzilla.suse.com/show_bug.cgi?id=1261957 o https://jira.suse.com/browse/PED-16191 - --------------------------END INCLUDED TEXT---------------------- You have received this e-mail bulletin as a result of your organisation's registration with AUSCERT. 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It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://portal.auscert.org.au/bulletins/ =========================================================================== AUSCERT The University of Queensland, Brisbane QLD 4072 Australia e: auscert@auscert.org.au t: +61 (0)7 3365 4417 Allies in Cyber Security ===========================================================================

Risk Scores

CVSS v3.1
8.100000381469727
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Products

VendorProductVersions
SUSElibpng12

Timeline

References

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