CVE catalog
CVE-2020-18775
UBUNTU-CVE-2020-18775
- Severity
- Unknown
- Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 0.89% · Oct 25, 2026
In Libav 12.3, there is a heap-based buffer over-read in vc1_decode_b_mb_intfi in vc1_block.c that allows an attacker to cause denial-of-service via a crafted file.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Ubuntu | libav | pro | 6:0.8.7-1ubuntu2 | vulnerable |
| Ubuntu | libav | pro | 6:9.10-1ubuntu1 | vulnerable |
| Ubuntu | libav | pro | 6:9.10-1ubuntu2 | vulnerable |
| Ubuntu | libav | pro | 6:9.10-1ubuntu5 | vulnerable |
| Ubuntu | libav | pro | 6:9.10-1ubuntu6 | vulnerable |
| Ubuntu | libav | pro | 6:9.10-1ubuntu7 | vulnerable |
| Ubuntu | libav | pro | 6:9.11-2ubuntu1 | vulnerable |
| Ubuntu | libav | pro | 6:9.11-2ubuntu2 | vulnerable |
| Ubuntu | libav | pro | 6:9.13-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | libav | pro | 6:9.14-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | libav | pro | 6:9.16-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | libav | pro | 6:9.18-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | libav | pro | 6:9.20-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | libav | pro | 6:9.20-0ubuntu0.14.04.1+esm1 | vulnerable |
Fixed-version evidence
OpenFactory catalog packages
No matching packages in this catalog.
Observed: