VDB
CVE-2020-11935
CVE-2020-11935
PUBLISHED
CVSS 5.5 MEDIUM
It was discovered that aufs improperly managed inode reference counts in the vfsub_dentry_open() method. A local attacker could use this vulnerability to cause a denial of service attack.
EPSS 0.20% · 9.8th percentile
Risk Scores
CVSS 3.1
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS Score
0.20%
9.8th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:20.04:LTS | linux-intel-5.13 | 5.13.0-1007.7, 0, 5.13.0-1008.8 |
| Ubuntu:22.04:LTS | linux-aws-6.8 | 6.8.0-1010.10~22.04.2, 6.8.0-1009.9~22.04.2, 6.8.0-1021.23~22.04.1 |
| Ubuntu:20.04:LTS | linux-aws-5.8 | 0, 5.8.0-1041.43~20.04.1, 5.8.0-1035.37~20.04.1 |
| Ubuntu:24.04:LTS | linux-gke | 6.8.0-1023.27, 6.8.0-1025.29, 6.8.0-1026.30 |
| Ubuntu:22.04:LTS | linux-riscv-6.8 | 6.8.0-86.87~22.04.1, 6.8.0-83.83~22.04.1, 6.8.0-78.78~22.04.1 |
| Ubuntu:18.04:LTS | linux-azure-5.4 | 0, 5.4.0-1020.20~18.04.1 |
| Ubuntu:20.04:LTS | linux-hwe-5.11 | 5.11.0-37.41~20.04.2, 5.11.0-36.40~20.04.1, 5.11.0-34.36~20.04.1 |
| Ubuntu:22.04:LTS | linux-gcp-6.5 | 6.5.0-1016.16~22.04.1, 6.5.0-1018.18~22.04.1, 6.5.0-1025.27~22.04.1 |
| Ubuntu:24.04:LTS | linux-azure-nvidia | 6.8.0-1029.32, 6.8.0-1014.15, 6.8.0-1013.14 |
| Ubuntu:24.04:LTS | linux-hwe-6.14 | 6.14.0-27.27~24.04.1, 6.14.0-24.24~24.04.3, 0 |
| Ubuntu:20.04:LTS | linux-riscv | 5.4.0-27.31, 0, 5.4.0-28.32 |
| Ubuntu:18.04:LTS | linux-raspi2-5.3 | 5.3.0-1022.24~18.04.1, 5.3.0-1026.28~18.04.1, 5.3.0-1019.21~18.04.1 |
| Ubuntu:Pro:FIPS-updates:22.04:LTS | linux-azure-fips | 5.15.0-1082.91+fips1, 5.15.0-1083.92+fips1, 5.15.0-1085.94+fips1 |
| Ubuntu:24.04:LTS | linux-azure-fde-6.14 | 6.14.0-1013.13~24.04.1, 0, 6.14.0-1012.12~24.04.1 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1033.40, 5.15.0-1061.70, 5.15.0-1064.73 |
| Ubuntu:20.04:LTS | linux-azure-5.8 | 5.8.0-1041.44~20.04.1, 5.8.0-1040.43~20.04.1, 5.8.0-1039.42~20.04.1 |
| Ubuntu:22.04:LTS | linux-nvidia-tegra | 5.15.0-1012.12, 5.15.0-1027.27, 5.15.0-1030.30 |
| Ubuntu:Pro:Realtime:24.04:LTS | linux-raspi-realtime | 6.8.0-2012.12, 6.8.0-2024.25, 6.8.0-2023.24 |
| Ubuntu:25.10 | linux-aws | 6.14.0-1007.7+25.10.2, 6.17.0-1006.6, 6.17.0-1007.7 |
| Ubuntu:24.04:LTS | linux-gcp-6.17 | 6.17.0-1008.8~24.04.1, 0, 6.17.0-1004.4~24.04.3 |
…and 214 more
Timeline
- Jun 29, 2020 CVE Published
- Apr 7, 2023 EPSS Score
- Apr 7, 2023 PoC Published
- May 15, 2023 EPSS Score
- Jun 23, 2023 EPSS Score
- Jul 31, 2023 EPSS Score
- Sep 7, 2023 EPSS Score
- Oct 16, 2023 EPSS Score
- Nov 23, 2023 EPSS Score
- Dec 31, 2023 EPSS Score
- Feb 7, 2024 EPSS Score
- Mar 17, 2024 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-11935 advisory
- https://ubuntu.com/security/notices/USN-4425-1 advisory
- https://www.cve.org/CVERecord?id=CVE-2020-11935 third-party-advisory
- https://ubuntu.com/security/notices/USN-4427-1 advisory
- https://ubuntu.com/security/notices/USN-4439-1 advisory
- https://ubuntu.com/security/notices/USN-4426-1 advisory
- https://ubuntu.com/security/notices/USN-4440-1 advisory
- https://usn.ubuntu.com/lsn/0070-1/ advisory