VDB
CVE-2019-20806
CVE-2019-20806
PUBLISHED
CVSS 4.400000095367432 MEDIUM
An issue was discovered in the Linux kernel before 5.2. There is a NULL pointer dereference in tw5864_handle_frame() in drivers/media/pci/tw5864/tw5864-video.c, which may cause denial of service, aka CID-2e7682ebfc75.
EPSS 0.38% · 32.3th percentile
Risk Scores
CVSS 3.1
4.400000095367432
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
EPSS Score
0.38%
32.3th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:18.04:LTS | linux-oracle | 4.15.0-1015.17, 4.15.0-1018.20, 4.15.0-1022.25 |
| Ubuntu:18.04:LTS | linux-oem-osp1 | 5.0.0-1025.28, 5.0.0-1043.48, 5.0.0-1039.44 |
| Ubuntu:16.04:LTS | linux-oracle | 4.15.0-1015.17~16.04.1, 4.15.0-1021.23~16.04.1, 4.15.0-1022.25~16.04.1 |
| Ubuntu:Pro:FIPS:18.04:LTS | linux-gcp-fips | 4.15.0-1001.1, 0 |
| Ubuntu:Pro:FIPS:18.04:LTS | linux-azure-fips | 4.15.0-1002.2, 0 |
| Ubuntu:20.04:LTS | linux-gke | 5.4.0-1049.52, 5.4.0-1033.35, 5.4.0-1035.37 |
| Ubuntu:18.04:LTS | linux-gke-4.15 | 4.15.0-1030.32, 4.15.0-1032.34, 4.15.0-1033.35 |
| Ubuntu:18.04:LTS | linux | 4.15.0-47.50, 4.13.0-17.20, 4.13.0-25.29 |
| Ubuntu:18.04:LTS | linux-kvm | 4.15.0-1046.46, 4.15.0-1052.52, 4.15.0-1051.51 |
| Ubuntu:18.04:LTS | linux-aws | 4.15.0-1016.16, 4.15.0-1045.47, 4.15.0-1041.43 |
| Ubuntu:16.04:LTS | linux-gcp | 0, *, 4.13.0-1002.5 |
| Ubuntu:18.04:LTS | linux-gcp-edge | 4.18.0-1007.8~18.04.1, *, 5.0.0-1013.13~18.04.1 |
| Ubuntu:16.04:LTS | linux-hwe-edge | 4.10.0-21.23~16.04.1, 4.15.0-13.14~16.04.1, 4.13.0-25.29~16.04.2 |
| Ubuntu:16.04:LTS | linux-aws-hwe | 4.15.0-1058.60~16.04.1, 4.15.0-1057.59~16.04.1, 4.15.0-1035.37~16.04.1 |
| Ubuntu:18.04:LTS | linux-aws-5.0 | 0, *, 5.0.0-1027.30 |
| Ubuntu:18.04:LTS | linux-hwe | 4.18.0-13.14~18.04.1, 4.18.0-14.15~18.04.1, 5.0.0-37.40~18.04.1 |
| Ubuntu:18.04:LTS | linux-azure-edge | 5.0.0-1012.12~18.04.2, 4.18.0-1008.8~18.04.1, 4.18.0-1007.7~18.04.1 |
| Ubuntu:18.04:LTS | linux-gke-5.0 | 5.0.0-1029.30~18.04.1, 5.0.0-1013.13~18.04.1, 5.0.0-1015.15~18.04.1 |
| Ubuntu:Pro:FIPS-updates:18.04:LTS | linux-azure-fips | 0, 4.15.0-1002.2 |
| Ubuntu:18.04:LTS | linux-azure | 4.18.0-1018.18~18.04.1, *, 0 |
…and 17 more
Timeline
- May 27, 2020 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 26, 2021 EPSS Score
- Oct 28, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 4, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 6, 2022 EPSS Score
- Jul 8, 2022 EPSS Score
- Sep 11, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2019-20806 advisory
- https://github.com/torvalds/linux/commit/2e7682ebfc750177a4944eeb56e97a3f05734528 fix
- https://git.kernel.org/linus/2e7682ebfc750177a4944eeb56e97a3f05734528 third-party-advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2 third-party-advisory
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2e7682ebfc750177a4944eeb56e97a3f05734528 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2019-20806 third-party-advisory