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Vulnerability DatabaseCVE-2023-29576

CVE-2023-29576: 
NixOS vulnerability analysis and mitigation

Overview

Bento4 v1.6.0-639 was discovered to contain a segmentation violation via the AP4_TrunAtom::SetDataOffset(int) function in Ap4TrunAtom.h (NVD, GitHub Issue). The vulnerability was disclosed on April 11, 2023.

Technical details

The vulnerability exists in the AP4_TrunAtom::SetDataOffset(int) function located in Ap4TrunAtom.h. When triggered, it causes a segmentation violation due to a WRITE memory access to address 0x000000000028, which points to the zero page. The issue occurs during the processing of MP4 files in the mp4decrypt component. The vulnerability has been assigned a CVSS v3.1 Base Score of 5.5 MEDIUM (Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H) (NVD).

Impact

The vulnerability can lead to a denial of service condition through application crash when processing specially crafted MP4 files. The CVSS scoring indicates high impact on availability but no impact on confidentiality or integrity (NVD).

Exploitability

The vulnerability can be triggered by processing a specially crafted MP4 file through the mp4decrypt component. A proof of concept exploit has been published demonstrating the vulnerability (GitHub Issue, POC Details).

Additional resources

Source: This report was generated using AI

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