VDB
CVE-2021-21840
CVE-2021-21840
PUBLISHED
CVSS 8.800000190734863 HIGH
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 used to process an atom using the “saio” FOURCC code 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.
EPSS 1.70% · 75.4th percentile
Risk Scores
CVSS 3.1
8.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score
1.70%
75.4th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:24.04:LTS | gpac | 0, 2.2.1+dfsg1-3, 2.2.1+dfsg1-3.1build2 |
| Ubuntu:Pro:22.04:LTS | gpac | 0, 1.0.1+dfsg1-4, 1.0.1+dfsg1-5 |
| Ubuntu:Pro:18.04:LTS | gpac | 0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1+esm1, 0.5.2-426-gc5ad4e4+dfsg5-3, 0 |
| Ubuntu:Pro:16.04:LTS | gpac | 0.5.2-426-gc5ad4e4+dfsg5-1build1, 0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1+esm2, 0 |
| Ubuntu:Pro:20.04:LTS | gpac | 0.5.2-426-gc5ad4e4+dfsg5-4ubuntu1, 0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2, * |
| Ubuntu:Pro:14.04:LTS | gpac | *, 0.5.0+svn4288~dfsg1-4ubuntu1+esm2, * |
Timeline
- Aug 25, 2021 CVE Published
- Aug 26, 2021 EPSS Score
- Sep 2, 2021 EPSS Score
- Oct 8, 2021 EPSS Score
- Dec 20, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 17, 2022 EPSS Score
- Apr 16, 2022 EPSS Score
- Jun 13, 2022 EPSS Score
- Aug 11, 2022 EPSS Score
- Oct 9, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-21840 third-party-advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1297 third-party-advisory
- https://github.com/gpac/gpac/commit/b515fd04f5f00f4a99df741042f1efb31ad56351 third-party-advisory
- https://github.com/gpac/gpac/issues/1814 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-21840 third-party-advisory