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Vulnerability DatabaseCVE-2022-26967
CVE-2022-26967:
NixOS vulnerability analysis and mitigation
Overview
CVE-2022-26967 is a heap-based buffer overflow vulnerability discovered in GPAC 2.0, specifically in the gfbase64encode function. The vulnerability was disclosed on March 12, 2022, and can be triggered through the MP4Box utility (NVD, MITRE).
Technical details
The vulnerability manifests as a heap-based buffer overflow in the gfbase64encode function of GPAC 2.0. The issue occurs during base64 encoding operations and can be triggered specifically through the MP4Box utility. The vulnerability was identified using Address Sanitizer (ASan) which detected a write operation outside of allocated memory bounds (GitHub Issue).
Impact
A successful exploitation of this vulnerability could lead to a heap buffer overflow condition, potentially resulting in program crashes or arbitrary code execution. The vulnerability affects the core functionality of GPAC's base64 encoding operations (NVD).
Mitigation and workarounds
The vulnerability has been addressed in subsequent updates. For Debian systems, the fix was included in version 1.0.1+dfsg1-4+deb11u2 for the stable distribution (bullseye) (Debian Advisory).
Additional resources
Source: This report was generated using AI
Related NixOS vulnerabilities:
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