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Vulnerability DatabaseCVE-2020-25427

CVE-2020-25427: 
NixOS vulnerability analysis and mitigation

Overview

A Null pointer dereference vulnerability was discovered in MP4Box - GPAC version 0.8.0-rev177-g51a8ef874-master via the gfisomgettrackid function, which causes a denial of service. The vulnerability was assigned CVE-2020-25427 and was disclosed in September 2020 (NVD).

Technical details

The vulnerability is classified as a NULL Pointer Dereference (CWE-476) with a CVSS v3.1 Base Score of 5.5 (Medium) and vector string CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H. The issue occurs when processing MP4 files through the gfisomgettrackid function, which can lead to a segmentation fault due to dereferencing a null pointer (GitHub Issue).

Impact

When exploited, this vulnerability results in a denial of service condition through application crash. The vulnerability affects the availability of the system but does not impact confidentiality or integrity (NVD).

Mitigation and workarounds

The vulnerability was fixed in a subsequent commit (8e585e623b1d666b4ef736ed609264639cb27701) that addressed the potential crash condition. Users should upgrade to a patched version of GPAC to mitigate this vulnerability (GPAC Patch).

Additional resources

Source: This report was generated using AI

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