# CVE-2025-28162: libpng16: This update for libpng16 fixes the following issues:  - CVE-2025-28162: memory leaks when running `pngimage` (bsc#125...

CVE-2025-28162 is fixed in 11 products on 1 platform, first by libpng-tools 1.6.43-5ubuntu0.4, released January 27, 2026. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2025-28162
- Priority: Routine
- CVSS: 5.5 (medium)
- EPSS: 0.0017
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jan 27, 2026

## Description

This update for libpng16 fixes the following issues:  - CVE-2025-28162: memory leaks when running `pngimage` (bsc#1257364). - CVE-2025-28164: memory leaks when running `pngimage` (bsc#1257365). - CVE-2026-22695: Fixed heap buffer over-read in png_image_finish_read (bsc#1256525).

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | libpng amzn 2023 | 2:1.6.37-10.amzn2023.0.10 | [ALAS2023-2026-1440](https://patchblox.com/security/data/fix/linux/alas2023-2026-1440.md) | Feb 16, 2026 |
| Linux | libpng-debuginfo amzn 2023 | 2:1.6.37-10.amzn2023.0.10 | [ALAS2023-2026-1440](https://patchblox.com/security/data/fix/linux/alas2023-2026-1440.md) | Feb 16, 2026 |
| Linux | libpng-debugsource amzn 2023 | 2:1.6.37-10.amzn2023.0.10 | [ALAS2023-2026-1440](https://patchblox.com/security/data/fix/linux/alas2023-2026-1440.md) | Feb 16, 2026 |
| Linux | libpng-devel amzn 2023 | 2:1.6.37-10.amzn2023.0.10 | [ALAS2023-2026-1440](https://patchblox.com/security/data/fix/linux/alas2023-2026-1440.md) | Feb 16, 2026 |
| Linux | libpng-devel-debuginfo amzn 2023 | 2:1.6.37-10.amzn2023.0.10 | [ALAS2023-2026-1440](https://patchblox.com/security/data/fix/linux/alas2023-2026-1440.md) | Feb 16, 2026 |
| Linux | libpng-static amzn 2023 | 2:1.6.37-10.amzn2023.0.10 | [ALAS2023-2026-1440](https://patchblox.com/security/data/fix/linux/alas2023-2026-1440.md) | Feb 16, 2026 |
| Linux | libpng-tools Ubuntu 24.04.5 LTS (noble) | 1.6.43-5ubuntu0.4 | [libpng-tools 1.6.43-5ubuntu0.4](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libpng-tools-1.6.43-5ubuntu0.4.md) | Jan 27, 2026 |
| Linux | libpng-tools amzn 2023 | 2:1.6.37-10.amzn2023.0.10 | [ALAS2023-2026-1440](https://patchblox.com/security/data/fix/linux/alas2023-2026-1440.md) | Feb 16, 2026 |
| Linux | libpng-tools-debuginfo amzn 2023 | 2:1.6.37-10.amzn2023.0.10 | [ALAS2023-2026-1440](https://patchblox.com/security/data/fix/linux/alas2023-2026-1440.md) | Feb 16, 2026 |
| Linux | libpng1.6 Debian 13.5 (trixie) | 1.6.47-1 | [DEBIAN-CVE-2025-28162](https://patchblox.com/security/data/fix/linux/debian-cve-2025-28162.md) | Jan 27, 2026 |
| Linux | libpng1.6 Debian 14 | 1.6.47-1 | [DEBIAN-CVE-2025-28162](https://patchblox.com/security/data/fix/linux/debian-cve-2025-28162.md) | Jan 27, 2026 |
| Linux | libpng16 opensuse-leap 15.6 | 1.6.40-150600.3.9.1 | [SUSE-SU-2026:0364-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-0364-1.md) | Feb 3, 2026 |
| Linux | libpng16 opensuse-leap 16.0 | 1.6.44-160000.5.1 | [OPENSUSE-SU-2026:20378-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-20378-1.md) | Mar 17, 2026 |
| Linux | libpng16 sles 15.7 | 1.6.40-150600.3.9.1 | [SUSE-SU-2026:0364-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-0364-1.md) | Feb 3, 2026 |
| Linux | libpng16-16t64 Ubuntu 24.04.5 LTS (noble) | 1.6.43-5ubuntu0.4 | [libpng16-16t64 1.6.43-5ubuntu0.4](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libpng16-16t64-1.6.43-5ubuntu0.4.md) | Jan 27, 2026 |

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Data as of 2026-11-08T06:59:42Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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