# CVE-2025-2338: libmatio: A vulnerability, which was classified as critical, was found in tbeu matio 1.5.28

CVE-2025-2338 is fixed in 2 products on 1 platform, first by DEBIAN-CVE-2025-2338, released March 16, 2025. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2025-2338
- Priority: High
- CVSS: 8.1 (high)
- EPSS: 0.0056
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Mar 16, 2025

## Description

A vulnerability, which was classified as critical, was found in tbeu matio 1.5.28. Affected is the function strdup_vprintf of the file src/io.c. The manipulation leads to heap-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | libmatio Debian 12.15 (bookworm) | 1.5.23-2+deb12u1 | [DEBIAN-CVE-2025-2338](https://patchblox.com/security/data/fix/linux/debian-cve-2025-2338.md) | Mar 16, 2025 |
| Linux | libmatio Debian 14 | 1.5.29-1 | [DEBIAN-CVE-2025-2338](https://patchblox.com/security/data/fix/linux/debian-cve-2025-2338.md) | Mar 16, 2025 |
| Linux | matio opensuse-leap 16.0 | 1.5.29-bp160.1.1 | [OPENSUSE-SU-2026:20022-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-20022-1.md) | Jan 11, 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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