openSUSE: libpng16 Important Buffer Overflow Vulnerability RHSA-2025:4494

This update for libpng16 fixes the following issues: * CVE-2025-65018: Fixed heap buffer overflow in `png_combine_row` triggered via `png_image_finish_read` (bsc#1254160) * CVE-2025-66293: Fixed LIBPNG out-of-bounds read in `png_image_read_composite` (bsc#1254480) * CVE-2025-64506: Fixed heap buffer over-read in `png_write_image_8bit` with 8-bit input and `convert_to_8bit` enabled (bsc#1254158) * CVE-2025-64720: Fixed buffer overflow in `png_image_read_composite` via incorrect palette premultiplication (bsc#1254159) * CVE-2025-64505: Fixed heap buffer over-read in `png_do_quantize` via malformed palette index (bsc#1254157)

## 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-2025-4494=1 openSUSE-SLE-15.6-2025-4494=1 * Basesystem Module 15-SP6 zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP6-2025-4494=1 * Basesystem Module 15-SP7 zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2025-4494=1

## 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:

zypper in -t patch SUSE-2025-4494=1 openSUSE-SLE-15.6-2025-4494=1

* Basesystem Module 15-SP6

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP6-2025-4494=1

* Basesystem Module 15-SP7

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2025-4494=1

* openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 i586) * libpng16-tools-debuginfo-1.6.40-150600.3.3.1 * libpng16-16-1.6.40-150600.3.3.1 * libpng16-16-debuginfo-1.6.40-150600.3.3.1 * libpng16-compat-devel-1.6.40-150600.3.3.1 * libpng16-devel-1.6.40-150600.3.3.1 * libpng16-tools-1.6.40-150600.3.3.1 * libpng16-debugsource-1.6.40-150600.3.3.1 * openSUSE Leap 15.6 (x86_64) * libpng16-compat-devel-32bit-1.6.40-150600.3.3.1 * libpng16-devel-32bit-1.6.40-150600.3.3.1 * libpng16-16-32bit-1.6.40-150600.3.3.1 * libpng16-16-32bit-debuginfo-1.6.40-150600.3.3.1 * openSUSE Leap 15.6 (aarch64_ilp32) * libpng16-16-64bit-debuginfo-1.6.40-150600.3.3.1 * libpng16-compat-devel-64bit-1.6.40-150600.3.3.1 * libpng16-16-64bit-1.6.40-150600.3.3.1 * libpng16-devel-64bit-1.6.40-150600.3.3.1 * Basesystem Module 15-SP6 (aarch64 ppc64le s390x x86_64) * libpng16-16-1.6.40-150600.3.3.1 * libpng16-16-debuginfo-1.6.40-150600.3.3.1 * Read the Full Advisory

* openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 i586)

* libpng16-tools-debuginfo-1.6.40-150600.3.3.1

* libpng16-16-1.6.40-150600.3.3.1

* libpng16-16-debuginfo-1.6.40-150600.3.3.1

* libpng16-compat-devel-1.6.40-150600.3.3.1

* libpng16-devel-1.6.40-150600.3.3.1

* libpng16-tools-1.6.40-150600.3.3.1

* libpng16-debugsource-1.6.40-150600.3.3.1

* openSUSE Leap 15.6 (x86_64)

* libpng16-compat-devel-32bit-1.6.40-150600.3.3.1

* libpng16-devel-32bit-1.6.40-150600.3.3.1

* libpng16-16-32bit-1.6.40-150600.3.3.1

* libpng16-16-32bit-debuginfo-1.6.40-150600.3.3.1

* openSUSE Leap 15.6 (aarch64_ilp32)

* libpng16-16-64bit-debuginfo-1.6.40-150600.3.3.1

* libpng16-compat-devel-64bit-1.6.40-150600.3.3.1

* libpng16-16-64bit-1.6.40-150600.3.3.1

* libpng16-devel-64bit-1.6.40-150600.3.3.1

* Basesystem Module 15-SP6 (aarch64 ppc64le s390x x86_64)

* libpng16-16-1.6.40-150600.3.3.1

* libpng16-16-debuginfo-1.6.40-150600.3.3.1

* bsc#1254157 * bsc#1254158 * bsc#1254159 * bsc#1254160 * bsc#1254480 ## References: * * * * * * * * * *

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