VDB
CVE-2018-20976
CVE-2018-20976
PUBLISHED
CVSS 7.800000190734863 HIGH
An issue was discovered in fs/xfs/xfs_super.c in the Linux kernel before 4.18. A use after free exists, related to xfs_fs_fill_super failure.
EPSS 0.63% · 48.3th percentile
Risk Scores
CVSS 3.0
7.800000190734863
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score
0.63%
48.3th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:18.04:LTS | linux-raspi2 | 4.15.0-1029.31, 4.15.0-1038.40, 4.15.0-1028.30 |
| Ubuntu:18.04:LTS | linux-kvm | 4.15.0-1044.44, 4.15.0-1004.4, 4.15.0-1006.6 |
| Ubuntu:Pro:14.04:LTS | linux-aws | 4.4.0-1054.58, 4.4.0-1002.2, 4.4.0-1005.5 |
| Ubuntu:20.04:LTS | linux-gke | 5.4.0-1061.64, 0, 5.4.0-1033.35 |
| Ubuntu:18.04:LTS | linux-aws | 4.15.0-1016.16, 4.15.0-1001.1, 4.15.0-1003.3 |
| Ubuntu:18.04:LTS | linux-snapdragon | 0, 4.15.0-1054.58, 4.15.0-1064.71 |
| Ubuntu:18.04:LTS | linux-oem | 4.15.0-1036.41, 0, 4.15.0-1002.3 |
| Ubuntu:Pro:FIPS:18.04:LTS | linux-azure-fips | 0, 4.15.0-1002.2 |
| Ubuntu:18.04:LTS | linux-gcp | 4.15.0-1034.36, 4.15.0-1032.34, 4.15.0-1030.32 |
| Ubuntu:Pro:14.04:LTS | linux-azure | *, 0, 4.15.0-1023.24~14.04.1 |
| Ubuntu:16.04:LTS | linux-raspi2 | 4.4.0-1052.59, 4.2.0-1013.19, 4.4.0-1061.69 |
| Ubuntu:16.04:LTS | linux-azure | 4.15.0-1014.14~16.04.1, 4.13.0-1014.17, 4.13.0-1009.12 |
| Ubuntu:20.04:LTS | linux-azure-fde | 5.4.0-1063.66+cvm3.2, *, * |
| Ubuntu:Pro:FIPS:18.04:LTS | linux-aws-fips | 0, 4.15.0-2000.4 |
| Ubuntu:Pro:14.04:LTS | linux | 3.13.0-98.145, 0, 3.12.0-2.5 |
| Ubuntu:Pro:FIPS-updates:18.04:LTS | linux-aws-fips | 0, 4.15.0-2000.4 |
| Ubuntu:16.04:LTS | linux-hwe | 4.10.0-35.39~16.04.1, 4.10.0-37.41~16.04.1, 4.10.0-27.30~16.04.2 |
| Ubuntu:Pro:FIPS-updates:18.04:LTS | linux-azure-fips | 0, 4.15.0-1002.2 |
| Ubuntu:18.04:LTS | linux-azure | 4.15.0-1002.2, 4.15.0-1003.3, 0 |
| Ubuntu:22.04:LTS | linux-realtime | 0, 5.15.0-1032.35 |
…and 17 more
Timeline
- Aug 18, 2019 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 25, 2021 EPSS Score
- Oct 28, 2021 EPSS Score
- Dec 30, 2021 EPSS Score
- Mar 3, 2022 EPSS Score
- May 5, 2022 EPSS Score
- Jul 7, 2022 EPSS Score
- Sep 10, 2022 EPSS Score
- Nov 12, 2022 EPSS Score
- Jan 14, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2018-20976 third-party-advisory
- https://git.kernel.org/linus/c9fbd7bbc23dbdd73364be4d045e5d3612cf6e82 third-party-advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c9fbd7bbc23dbdd73364be4d045e5d3612cf6e82 third-party-advisory
- https://ubuntu.com/security/notices/USN-4144-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-4145-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2018-20976 third-party-advisory