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Vulnerability DatabaseCVE-2024-25176
CVE-2024-25176:
NixOS vulnerability analysis and mitigation
Overview
LuaJIT through version 2.1 contains a stack-buffer-overflow vulnerability in the ljstrfmtwfnum function within ljstrfmtnum.c. The vulnerability was discovered in January 2024 and has been assigned CVE-2024-25176. The issue has received a CVSS v3.1 base score of 9.8 (Critical) (CISA-ADP).
Technical details
The vulnerability is classified as a stack-based buffer overflow (CWE-121) that occurs in the number formatting functionality of LuaJIT. Specifically, the issue exists in the ljstrfmtwfnum function within ljstrfmtnum.c, where improper boundary checking leads to a buffer overflow condition when processing certain numeric format strings (GitHub Issue).
Impact
The vulnerability can be exploited to cause memory leaks or trigger a Denial of Service (DoS) condition in affected systems (POC Gist).
Mitigation and workarounds
A fix has been implemented in the LuaJIT repository through commit 343ce0e, which addresses the zero stripping functionality in the %g number formatting (Fix Commit). Users are advised to upgrade to the patched version when available.
Additional resources
Source: This report was generated using AI
Related NixOS vulnerabilities:
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