# CVE-2025-46646: ghostscript: In Artifex Ghostscript before 10.05.0, decode_utf8 in base/gp_utf8.cmishandles overlong UTF-8 encoding

CVE-2025-46646 is fixed in 4 products on 1 platform, first by ghostscript 10.02.1~dfsg1-0ubuntu7.6, released April 26, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2025-46646
- Priority: Routine
- CVSS: 4.5 (Medium)
- EPSS: 0.0018
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Apr 26, 2025

## Description

In Artifex Ghostscript before 10.05.0, decode_utf8 in base/gp_utf8.cmishandles overlong UTF-8 encoding. NOTE: this issue exists because of anincomplete fix for CVE-2024-46954.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | ghostscript Debian 13.5 (trixie) | 10.05.0~dfsg-1 | [DEBIAN-CVE-2025-46646](https://patchblox.com/security/data/fix/linux/debian-cve-2025-46646.md) | Apr 26, 2025 |
| Linux | ghostscript Debian 14 | 10.05.0~dfsg-1 | [DEBIAN-CVE-2025-46646](https://patchblox.com/security/data/fix/linux/debian-cve-2025-46646.md) | Apr 26, 2025 |
| Linux | ghostscript Ubuntu 24.04.5 LTS (noble) | 10.02.1~dfsg1-0ubuntu7.6 | [ghostscript 10.02.1~dfsg1-0ubuntu7.6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-ghostscript-10.02.1-dfsg1-0ubuntu7.6.md) | Apr 26, 2025 |
| Linux | ghostscript Ubuntu 24.10 (oracular) | 10.03.1~dfsg1-0ubuntu2.3 | [ghostscript 10.03.1~dfsg1-0ubuntu2.3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-ghostscript-10.03.1-dfsg1-0ubuntu2.3.md) | Jan 16, 2026 |
| Linux | ghostscript opensuse-leap 16.0 | 10.06.0-160000.1.1 | [OPENSUSE-SU-2026:20592-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-20592-1.md) | Apr 21, 2026 |
| Linux | libgs-common Ubuntu 24.04.5 LTS (noble) | 10.02.1~dfsg1-0ubuntu7.6 | [libgs-common 10.02.1~dfsg1-0ubuntu7.6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libgs-common-10.02.1-dfsg1-0ubuntu7.6.md) | Apr 26, 2025 |
| Linux | libgs-common Ubuntu 24.10 (oracular) | 10.03.1~dfsg1-0ubuntu2.3 | [libgs-common 10.03.1~dfsg1-0ubuntu2.3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-libgs-common-10.03.1-dfsg1-0ubuntu2.3.md) | Jan 16, 2026 |
| Linux | libgs10 Ubuntu 24.04.5 LTS (noble) | 10.02.1~dfsg1-0ubuntu7.6 | [libgs10 10.02.1~dfsg1-0ubuntu7.6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libgs10-10.02.1-dfsg1-0ubuntu7.6.md) | Apr 26, 2025 |
| Linux | libgs10 Ubuntu 24.10 (oracular) | 10.03.1~dfsg1-0ubuntu2.3 | [libgs10 10.03.1~dfsg1-0ubuntu2.3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-libgs10-10.03.1-dfsg1-0ubuntu2.3.md) | Jan 16, 2026 |
| Linux | libgs10-common Ubuntu 24.04.5 LTS (noble) | 10.02.1~dfsg1-0ubuntu7.6 | [libgs10-common 10.02.1~dfsg1-0ubuntu7.6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libgs10-common-10.02.1-dfsg1-0ubuntu7.6.md) | Apr 26, 2025 |
| Linux | libgs10-common Ubuntu 24.10 (oracular) | 10.03.1~dfsg1-0ubuntu2.3 | [libgs10-common 10.03.1~dfsg1-0ubuntu2.3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-libgs10-common-10.03.1-dfsg1-0ubuntu2.3.md) | Jan 16, 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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