Cloud Vulnerability DB
An open project to list all known cloud vulnerabilities and Cloud Service Provider security issues
Vulnerability DatabaseCVE-2022-40774
CVE-2022-40774:
NixOS vulnerability analysis and mitigation
Overview
A NULL pointer dereference vulnerability was discovered in Bento4 through version 1.6.0-639. The vulnerability exists in the AP4_StszAtom::GetSampleSize function (NVD, Debian Tracker).
Technical details
The vulnerability manifests as a NULL pointer dereference in the AP4_StszAtom::GetSampleSize function. When triggered, it causes a segmentation fault (SEGV) on an unknown address 0x000000000000, specifically during a READ memory access operation. The issue was discovered through fuzzing testing of the mp42ts binary (GitHub Issue).
Impact
When exploited, this vulnerability can lead to a denial of service (DoS) condition through program crash. The vulnerability is triggered when processing certain MP4 files, affecting the mp42ts functionality of Bento4 (GitHub Issue).
Additional resources
Source: This report was generated using AI
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