Vulnerability Details CVE-2021-21844
Multiple exploitable integer overflow vulnerabilities exist within the MPEG-4 decoding functionality of the GPAC Project on Advanced Content library v1.0.1. A specially crafted MPEG-4 input when encountering an atom using the “stco” FOURCC code, can cause an integer overflow due to unchecked arithmetic resulting in a heap-based buffer overflow that causes memory corruption. An attacker can convince a user to open a video to trigger this vulnerability.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 52.7%
CVSS Severity
CVSS v3 Score 8.8
CVSS v2 Score 6.8
References
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1297
- https://www.debian.org/security/2021/dsa-4966
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1297
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1297
- https://www.debian.org/security/2021/dsa-4966
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1297
Products affected by CVE-2021-21844
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cpe:2.3:a:gpac:gpac:1.0.1
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cpe:2.3:o:debian:debian_linux:10.0
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cpe:2.3:o:debian:debian_linux:11.0