CVE-2021-21860
medium
CVSS v3
—
CVSS v2
—
VIR risk
5.5
Description
An exploitable integer truncation 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 can cause an improper memory allocation resulting in a heap-based buffer overflow that causes memory corruption. The FOURCC code, 'trik', is parsed by the function within the library. An attacker can convince a user to open a video to trigger this vulnerability.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-21860
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | affected | | |
| debian | bullseye | fixed | 1.0.1+dfsg1-4+deb11u1 |
References
Verify integrity in audit chain (admin only). AS-IS.