# CVE-2025-27796: graphicsmagick: ReadWPGImage in WPG in GraphicsMagick before 1.3.46 mishandles palettebuffer allocation, resulting in out-of-bounds a...

CVE-2025-27796 is fixed in 15 products on 1 platform, first by DEBIAN-CVE-2025-27796, released March 7, 2025. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2025-27796
- Priority: High
- CVSS: 9.8 (Medium)
- EPSS: 0.0039
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Mar 7, 2025

## Description

ReadWPGImage in WPG in GraphicsMagick before 1.3.46 mishandles palettebuffer allocation, resulting in out-of-bounds access to heap memory inReadBlob.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | GraphicsMagick amzn 2023 | 1.3.45-1.amzn2023.0.1 | [ALAS2023-2025-1201](https://patchblox.com/security/data/fix/linux/alas2023-2025-1201.md) | Sep 17, 2025 |
| Linux | GraphicsMagick-c++ amzn 2023 | 1.3.45-1.amzn2023.0.1 | [ALAS2023-2025-1201](https://patchblox.com/security/data/fix/linux/alas2023-2025-1201.md) | Sep 17, 2025 |
| Linux | GraphicsMagick-c++-debuginfo amzn 2023 | 1.3.45-1.amzn2023.0.1 | [ALAS2023-2025-1201](https://patchblox.com/security/data/fix/linux/alas2023-2025-1201.md) | Sep 17, 2025 |
| Linux | GraphicsMagick-c++-devel amzn 2023 | 1.3.45-1.amzn2023.0.1 | [ALAS2023-2025-1201](https://patchblox.com/security/data/fix/linux/alas2023-2025-1201.md) | Sep 17, 2025 |
| Linux | GraphicsMagick-debuginfo amzn 2023 | 1.3.45-1.amzn2023.0.1 | [ALAS2023-2025-1201](https://patchblox.com/security/data/fix/linux/alas2023-2025-1201.md) | Sep 17, 2025 |
| Linux | GraphicsMagick-debugsource amzn 2023 | 1.3.45-1.amzn2023.0.1 | [ALAS2023-2025-1201](https://patchblox.com/security/data/fix/linux/alas2023-2025-1201.md) | Sep 17, 2025 |
| Linux | GraphicsMagick-devel amzn 2023 | 1.3.45-1.amzn2023.0.1 | [ALAS2023-2025-1201](https://patchblox.com/security/data/fix/linux/alas2023-2025-1201.md) | Sep 17, 2025 |
| Linux | GraphicsMagick-doc amzn 2023 | 1.3.45-1.amzn2023.0.1 | [ALAS2023-2025-1201](https://patchblox.com/security/data/fix/linux/alas2023-2025-1201.md) | Sep 17, 2025 |
| Linux | GraphicsMagick-perl amzn 2023 | 1.3.45-1.amzn2023.0.1 | [ALAS2023-2025-1201](https://patchblox.com/security/data/fix/linux/alas2023-2025-1201.md) | Sep 17, 2025 |
| Linux | GraphicsMagick-perl-debuginfo amzn 2023 | 1.3.45-1.amzn2023.0.1 | [ALAS2023-2025-1201](https://patchblox.com/security/data/fix/linux/alas2023-2025-1201.md) | Sep 17, 2025 |
| Linux | graphicsmagick Debian 13.5 (trixie) | 1.4+really1.3.45+hg17689-1 | [DEBIAN-CVE-2025-27796](https://patchblox.com/security/data/fix/linux/debian-cve-2025-27796.md) | Mar 7, 2025 |
| Linux | graphicsmagick Debian 14 | 1.4+really1.3.45+hg17689-1 | [DEBIAN-CVE-2025-27796](https://patchblox.com/security/data/fix/linux/debian-cve-2025-27796.md) | Mar 7, 2025 |
| Linux | graphicsmagick Ubuntu 24.10 (oracular) | 1.4+really1.3.45-1ubuntu0.1 | [graphicsmagick 1.4+really1.3.45-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-graphicsmagick-1.4-really1.3.45-1ubuntu0.1.md) | Jan 16, 2026 |
| Linux | graphicsmagick-imagemagick-compat Ubuntu 24.10 (oracular) | 1.4+really1.3.45-1ubuntu0.1 | [graphicsmagick-imagemagick-compat 1.4+really1.3.45-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-graphicsmagick-imagemagick-compat-1.4-really1.3.45-1ubuntu0.1.md) | Jan 16, 2026 |
| Linux | libgraphics-magick-perl Ubuntu 24.10 (oracular) | 1.4+really1.3.45-1ubuntu0.1 | [libgraphics-magick-perl 1.4+really1.3.45-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-libgraphics-magick-perl-1.4-really1.3.45-1ubuntu0.1.md) | Jan 16, 2026 |
| Linux | libgraphicsmagick++-q16-12t64 Ubuntu 24.10 (oracular) | 1.4+really1.3.45-1ubuntu0.1 | [libgraphicsmagick++-q16-12t64 1.4+really1.3.45-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-libgraphicsmagick-q16-12t64-1.4-really1.3.45-1ubuntu0.1.md) | Jan 16, 2026 |
| Linux | libgraphicsmagick-q16-3t64 Ubuntu 24.10 (oracular) | 1.4+really1.3.45-1ubuntu0.1 | [libgraphicsmagick-q16-3t64 1.4+really1.3.45-1ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-libgraphicsmagick-q16-3t64-1.4-really1.3.45-1ubuntu0.1.md) | Jan 16, 2026 |

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Data as of 2026-11-08T13:06:02Z 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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