# CVE-2026-56376: imagemagick: ImageMagick before 7.1.2-15 and 6.9.13-40 contains a heap use-after-free in the meta coder: when memory allocation fa...

CVE-2026-56376 is fixed in 2 products on 1 platform, first by DEBIAN-CVE-2026-56376, released June 24, 2026. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2026-56376
- Priority: Routine
- CVSS: 3.3 (low)
- EPSS: 0.0032
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jun 23, 2026

## Description

ImageMagick before 7.1.2-15 and 6.9.13-40 contains a heap use-after-free in the meta coder: when memory allocation fails, a single byte is written to a stale pointer. Remote attackers can trigger it by processing specially crafted image files, causing a denial of service.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | ImageMagick opensuse-leap 16.0 | 7.1.2.0-160000.10.1 | [OPENSUSE-SU-2026:21071-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21071-1.md) | Jun 26, 2026 |
| Linux | ImageMagick sles 15.6 | 7.1.0.9-150400.6.96.1 | [SUSE-SU-2026:3053-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-3053-1.md) | Jul 15, 2026 |
| Linux | ImageMagick sles 15.7 | 7.1.0.9-150400.6.96.1 | [SUSE-SU-2026:3053-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-3053-1.md) | Jul 15, 2026 |
| Linux | ImageMagick sles 16.0 | 7.1.2.0-160000.10.1 | [SUSE-SU-2026:22378-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-22378-1.md) | Jun 26, 2026 |
| Linux | imagemagick Debian 12.15 (bookworm) | 8:6.9.11.60+dfsg-1.6+deb12u12 | [DEBIAN-CVE-2026-56376](https://patchblox.com/security/data/fix/linux/debian-cve-2026-56376.md) | Jun 24, 2026 |
| Linux | imagemagick Debian 13.5 (trixie) | 8:7.1.1.43+dfsg1-1+deb13u11 | [DEBIAN-CVE-2026-56376](https://patchblox.com/security/data/fix/linux/debian-cve-2026-56376.md) | Jun 24, 2026 |
| Linux | imagemagick Debian 14 | 8:7.1.2.15+dfsg1-1 | [DEBIAN-CVE-2026-56376](https://patchblox.com/security/data/fix/linux/debian-cve-2026-56376.md) | Jun 24, 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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