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🛡️ CVE-2025-2338 — matio

🟡 CVSS 6.3 — Medium ⚠️ Exploit Public CWE-119 NVD
6.3
CVSS Score
0 Low4 Medium7 High9 Critical10

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.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. A user must be tricked into taking some action. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality low, integrity low, availability low.

Weakness class

CVE-2025-2338 is classified as CWE-119: Improper Restriction of Operations within Memory Buffer Bounds. A read or write is performed without confirming it stays inside the allocated buffer, corrupting adjacent memory.

Affected software

CVE-2025-2338 is recorded against 1 package.

  • matio

Timeline and source

Published on 16 March 2025 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. Record sourced from NVD.

References

github.com
github.com
vuldb.com
vuldb.com
vuldb.com
github.com

CVE-2025-2338 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity MEDIUM
CVSS Score 6.3
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
CWE CWE-119
Public Exploit ⚠️ Yes
Source NVD
Published 2025-03-16
Updated 2026-08-20
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
matio — —

References

Exploit, Issue Tracking, Vendor Advisory https://github.com/tbeu/matio/issues/269
Exploit, Issue Tracking, Vendor Advisory https://github.com/tbeu/matio/issues/269#issue-2883920922
Permissions Required, VDB Entry https://vuldb.com/?ctiid.299802
Third Party Advisory, VDB Entry https://vuldb.com/?id.299802
Third Party Advisory, VDB Entry https://vuldb.com/?submit.510781
Exploit, Issue Tracking, Vendor Advisory https://github.com/tbeu/matio/issues/269#issue-2883920922

Exploit Protection

Are you running matio?

CVE-2025-2338 carries CVSS 6.3 Medium rating and a public exploit already exists. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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ⓘ Data Notice: The information presented above has been compiled from publicly available internet sources. Boteraser aggregates this data solely for informational purposes and does not independently classify, evaluate, or endorse any findings about the vulnerabilities listed. The accuracy and completeness of this information is the sole responsibility of the original publishers. Boteraser and its operators accept no liability for any decisions made based on this data.