CVE-2025-2337
NixOS vulnerability analysis and mitigation

Overview

A critical heap-based buffer overflow vulnerability (CVE-2025-2337) was discovered in tbeu matio version 1.5.28. The vulnerability affects the Mat_VarPrint function in src/mat.c. This security issue was disclosed on March 16, 2025, and can be exploited remotely (NVD, GitHub Issue).

Technical details

The vulnerability arises in the Mat_VarPrint function defined in src/mat.c at lines 2405, 2407, and 2409 within the same if() statement. The function fails to properly check buffer boundaries, resulting in a heap-based buffer overflow condition. The issue manifests as an out-of-bounds read operation beyond allocated memory regions, which can lead to application crashes. The vulnerability has been assigned CVSS v4.0 score of 5.3 (Medium) with vector string CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N (NVD).

Impact

The heap-based buffer overflow vulnerability can lead to application crashes and potential remote code execution. When exploited, the vulnerability allows attackers to read beyond allocated memory boundaries, which could result in information disclosure or system instability (GitHub Issue).

Additional resources


SourceThis report was generated using AI

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