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Vulnerability DatabaseCVE-2021-46045
CVE-2021-46045:
NixOS vulnerability analysis and mitigation
Overview
GPAC 1.0.1 is affected by an abort failure vulnerability that can cause a denial of service under context-dependent conditions. The vulnerability was discovered in December 2021 and assigned identifier CVE-2021-46045 (GitHub Issue).
Technical details
The vulnerability manifests as an abort failure in the MP4Box component of GPAC, specifically related to the stco_box_del function. When triggered, it results in a SIGABRT signal and program termination. The issue involves invalid memory handling, as indicated by the error message "free(): invalid next size (fast)" in the call stack (GitHub Issue).
Impact
The primary impact of this vulnerability is a denial of service condition that can cause the application to crash when processing certain input files. The context-dependent nature of the vulnerability suggests that specific conditions must be met for successful exploitation (NVD).
Mitigation and workarounds
The vulnerability has been addressed in subsequent updates. Debian has released security patches in version 1.0.1+dfsg1-4+deb11u2 for the stable distribution (bullseye) to fix this and other related issues (Debian Security).
Additional resources
Source: This report was generated using AI
Related NixOS vulnerabilities:
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