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Vulnerability DatabaseCVE-2020-0491
CVE-2020-0491:
NixOS vulnerability analysis and mitigation
Overview
CVE-2020-0491 is a vulnerability discovered in Android 11's MatroskaExtractor.cpp component, specifically in the readBlock function. The vulnerability was disclosed in the December 2020 Android Security Bulletin (Vendor Advisory).
Technical details
The vulnerability exists in the readBlock function of MatroskaExtractor.cpp and is classified as a resource exhaustion issue that could lead to denial of service. The vulnerability has been assigned a CVSS v3.1 base score of 6.5 (Medium) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H. The weakness is categorized as CWE-401 (Missing Release of Memory after Effective Lifetime) (NVD).
Impact
If exploited, this vulnerability could lead to remote denial of service through resource exhaustion. The impact is limited to availability, with no direct effect on confidentiality or integrity of the system (NVD).
Mitigation and workarounds
The vulnerability was addressed in the December 2020 Android Security Bulletin. Users should update their Android devices to the latest available security patch level to mitigate this vulnerability (Vendor Advisory).
Additional resources
Source: This report was generated using AI
Related NixOS vulnerabilities:
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