SecuritySpace - CVE-2021-21836

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CVE ID: CVE-2021-21836

Description: An exploitable integer overflow vulnerability exists within the MPEG-4 decoding functionality of the GPAC Project on Advanced Content library v1.0.1. A specially crafted MPEG-4 input using the “ctts” 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.

Test IDs: None available

Cross References: Common Vulnerability Exposure (CVE) ID: CVE-2021-21836
Debian Security Information: DSA-4966 (Google Search)
https://www.debian.org/security/2021/dsa-4966
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1297
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1297

CVE ID:	CVE-2021-21836
Description:	An exploitable integer overflow vulnerability exists within the MPEG-4 decoding functionality of the GPAC Project on Advanced Content library v1.0.1. A specially crafted MPEG-4 input using the “ctts” 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.
Test IDs:	None available
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2021-21836 Debian Security Information: DSA-4966 (Google Search) https://www.debian.org/security/2021/dsa-4966 https://talosintelligence.com/vulnerability_reports/TALOS-2021-1297 https://talosintelligence.com/vulnerability_reports/TALOS-2021-1297