VDB
CVE-2020-12114
CVE-2020-12114
PUBLISHED
A pivot_root race condition in fs/namespace.c in the Linux kernel 4.4.x before 4.4.221, 4.9.x before 4.9.221, 4.14.x before 4.14.178, 4.19.x before 4.19.119, and 5.x before 5.3 allows local users to cause a denial of service (panic) by corrupting a mountpoint reference counter.
EPSS 0.04% · 14.2th percentile
Risk Scores
EPSS Score
0.04%
14.2th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:18.04:LTS | linux-hwe-edge | 0, 5.0.0-15.16~18.04.1, 5.0.0-16.17~18.04.1 |
| Ubuntu:Pro:FIPS-updates:18.04:LTS | linux-azure-fips | 4.15.0-1002.2, 0 |
| Ubuntu:Pro:14.04:LTS | linux | 3.13.0-67.110, 3.13.0-66.108, 3.13.0-65.106 |
| Ubuntu:Pro:FIPS:18.04:LTS | linux-gcp-fips | 0, 4.15.0-1001.1 |
| Ubuntu:16.04:LTS | linux-oracle | 4.15.0-1025.28~16.04.1, 4.15.0-1033.36~16.04.1, * |
| Ubuntu:20.04:LTS | linux-gke | 5.4.0-1101.108, 5.4.0-1099.106, 5.4.0-1098.105 |
| Ubuntu:20.04:LTS | linux-aws | 5.4.0-1008.8, 5.3.0-1008.9, 5.3.0-1003.3 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | 6.8.0-2019.20, 0 |
| Ubuntu:16.04:LTS | linux-gcp | 4.15.0-1040.42~16.04.1, *, 4.15.0-1049.52 |
| Ubuntu:18.04:LTS | linux-oem | 4.15.0-1028.33, 4.15.0-1030.35, 4.15.0-1033.38 |
| Ubuntu:Pro:14.04:LTS | linux-azure | 4.15.0-1067.72~14.04.1, *, * |
| Ubuntu:18.04:LTS | linux-gcp-5.3 | 0, *, * |
| Ubuntu:Pro:FIPS-updates:18.04:LTS | linux-fips | 4.15.0-1029.34, 4.15.0-1027.32, 0 |
| Ubuntu:22.04:LTS | linux-riscv | 5.15.0-1011.12, 5.15.0-1012.13, 5.15.0-1015.17 |
| Ubuntu:18.04:LTS | linux-gcp | 4.15.0-1033.35, 5.0.0-1029.30~18.04.1, 5.0.0-1031.32 |
| Ubuntu:20.04:LTS | linux-oracle | 5.3.0-1007.8, 5.3.0-1008.9, 5.4.0-1007.7 |
| Ubuntu:18.04:LTS | linux-gke-5.0 | 5.0.0-1029.30~18.04.1, 5.0.0-1032.33, 5.0.0-1033.34 |
| Ubuntu:18.04:LTS | linux-azure-5.3 | 5.3.0-1007.8~18.04.1, 5.3.0-1008.9~18.04.1, 5.3.0-1009.10~18.04.1 |
| Ubuntu:20.04:LTS | linux-azure-fde | 5.4.0-1085.90+cvm2.1, 5.4.0-1063.66+cvm3.2, 5.4.0-1069.72+cvm1.1 |
| Ubuntu:Pro:FIPS:18.04:LTS | linux-azure-fips | 0, 4.15.0-1002.2 |
…and 44 more
Timeline
- May 3, 2020 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 22, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Oct 25, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 27, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 1, 2022 EPSS Score
- Jul 2, 2022 EPSS Score
- Sep 4, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-12114 third-party-advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=4edbe133f851c9e3a2f2a1db367e826b01e72594 third-party-advisory
- https://www.openwall.com/lists/oss-security/2020/05/04/2 third-party-advisory
- https://ubuntu.com/security/notices/USN-4391-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-4392-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-4387-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-4389-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-4390-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-4388-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-12114 third-party-advisory