VDB
CVE-2018-18826
CVE-2018-18826
PUBLISHED
There exists a heap-based buffer overflow in vc1_decode_p_mb_intfi in vc1_block.c in Libav 12.3, which allows attackers to cause a denial-of-service via a crafted aac file.
EPSS 0.25% · 48.8th percentile
Risk Scores
EPSS Score
0.25%
48.8th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:20.04:LTS | gst-libav1.0 | 1.16.2-2, 0, 1.16.1-1 |
| Ubuntu:18.04:LTS | qtwebengine-opensource-src | 0, *, * |
| Ubuntu:18.04:LTS | gst-libav1.0 | 1.12.4-1, 1.14.0-1, 0 |
| Ubuntu:24.04:LTS | qtwebengine-opensource-src | *, *, 5.15.15+dfsg-2 |
| Ubuntu:22.04:LTS | gst-libav1.0 | 0, 1.20.3-0ubuntu1, 1.20.1-1 |
| Ubuntu:20.04:LTS | qtwebengine-opensource-src | *, 0, 5.12.4+dfsg-1ubuntu3 |
| Ubuntu:22.04:LTS | qtwebengine-opensource-src | 0, 5.15.6+dfsg-2, 5.15.7+dfsg-2 |
| Ubuntu:25.10 | qtwebengine-opensource-src | 5.15.19+dfsg2-1, 0, 5.15.18+dfsg-2 |
| Ubuntu:25.10 | gst-libav1.0 | 1.26.6-1, 1.26.4-1, 1.26.2-1 |
| Ubuntu:16.04:LTS | gst-libav1.0 | 1.8.3-1ubuntu0.2, 1.6.1-1, 1.6.0-2 |
| Ubuntu:24.04:LTS | gst-libav1.0 | 1.22.6-1, 1.22.7-1, 1.22.8-1 |
Exploit Intelligence
Timeline
- Oct 30, 2018 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Feb 28, 2022 EPSS Score
- May 2, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 5, 2022 EPSS Score
- Nov 6, 2022 EPSS Score
- Jan 8, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2018-18826 third-party-advisory
- https://bugzilla.libav.org/show_bug.cgi?id=1135 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2018-18826 third-party-advisory