SUSE libpng16 Important Memory Leak Buffer Overflow Vuln 2026-20750-1
suse
March 24, 2026
An update that solves three vulnerabilities can now be installed.
Summary
## This update for libpng16 fixes the following issues: * CVE-2026-25646: Heap buffer overflow vulnerability in png_set_dither/png_set_quantize (bsc#1258020) * CVE-2025-28162: Fixed a memory leaks when running `pngimage`. (bsc#1257364) * CVE-2025-28164: Fixed a memory leaks when running `pngimage`. (bsc#1257365) ## 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 Micro 6.2 zypper in -t patch SUSE-SL-Micro-6.2-396=1 ## Package List: * SUSE Linux Micro 6.2 (aarch64 ppc64le s390x x86_64) * libpng16-16-1.6.44-160000.5.1 * libpng16-debugsource-1.6.44-160000.5.1 * libpng16-16-debuginfo-1.6.44-160000.5.1
Topics Covered
References
* bsc#1257364
* bsc#1257365
* bsc#1258020
Cross-
* CVE-2025-28162
* CVE-2025-28164
* CVE-2026-25646
CVSS scores:
* CVE-2025-28162 ( SUSE ): 4.8
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
* CVE-2025-28162 ( SUSE ): 3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
* CVE-2025-28162 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2025-28164 ( SUSE ): 4.8
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
* CVE-2025-28164 ( SUSE ): 3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
* CVE-2025-28164 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-25646 ( SUSE ): 8.3
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N
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Severity
important
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Announcement ID: SUSE-SU-2026:20750-1
Release Date: 2026-03-17T15:51:45Z
Rating: important
Topics Covered
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