# CVE-2024-26540: cimg-examples: A heap-based buffer overflow in Clmg before 3.3.3 can occur via a crafted file to cimg_library::CImg<unsigned char...

CVE-2024-26540 is fixed in 2 products on 1 platform, first by cimg-examples 1.7.9+dfsg-2ubuntu0.18.04.2+esm1, released March 14, 2024. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2024-26540
- Priority: High
- CVSS: 7.8 (Medium)
- EPSS: 0.0031
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Mar 14, 2024

## Description

A heap-based buffer overflow in Clmg before 3.3.3 can occur via a crafted file to cimg_library::CImg<unsigned char>::_load_analyze.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | cimg Debian 13.5 (trixie) | 3.5.0+dfsg-1 | [DEBIAN-CVE-2024-26540](https://patchblox.com/security/data/fix/linux/debian-cve-2024-26540.md) | Mar 15, 2024 |
| Linux | cimg Debian 14 | 3.5.0+dfsg-1 | [DEBIAN-CVE-2024-26540](https://patchblox.com/security/data/fix/linux/debian-cve-2024-26540.md) | Mar 15, 2024 |
| Linux | cimg-examples Ubuntu 18.04.6 LTS (bionic) | 1.7.9+dfsg-2ubuntu0.18.04.2+esm1 | [cimg-examples 1.7.9+dfsg-2ubuntu0.18.04.2+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-cimg-examples-1.7.9-dfsg-2ubuntu0.18.04.2-esm1.md) | Mar 14, 2024 |
| Linux | cimg-examples Ubuntu 22.04.1 LTS (jammy) | 2.9.4+dfsg-3ubuntu0.1~esm1 | [cimg-examples 2.9.4+dfsg-3ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-cimg-examples-2.9.4-dfsg-3ubuntu0.1-esm1.md) | Mar 14, 2024 |
| Linux | cimg-examples Ubuntu 24.04.5 LTS (noble) | 3.2.1+dfsg-1ubuntu0.24.04.1~esm1 | [cimg-examples 3.2.1+dfsg-1ubuntu0.24.04.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-cimg-examples-3.2.1-dfsg-1ubuntu0.24.04.1-esm1.md) | Mar 14, 2024 |
| Linux | cimg-examples Ubuntu 24.10 (oracular) | 3.2.1+dfsg-1ubuntu0.24.10.1 | [cimg-examples 3.2.1+dfsg-1ubuntu0.24.10.1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-cimg-examples-3.2.1-dfsg-1ubuntu0.24.10.1.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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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