CVE-2021-21845

State: Published
Severity: 8.8 High
Published: Aug 18, 2021
Updated: Aug 3, 2024
Reserved: Jan 4, 2021

Description

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 in “stsc” decoder 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.

Scores

CVSS	Score	Vector	Source
3.0	8.8 High	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	talos

Weaknesses

CWE-680 Integer Overflow to Buffer Overflow

Affected Products

Product	Versions
GPACn/a	GPAC Project Advanced Content commit a8a8d412dabcb129e695c3e7d861fcc81f608304, GPAC Project Advanced Content v1.0.1Affected

References

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