VDB
CVE-2021-3428
CVE-2021-3428
PUBLISHED
A flaw was found in the Linux kernel. A denial of service problem is identified if an extent tree is corrupted in a crafted ext4 filesystem in fs/ext4/extents.c in ext4_es_cache_extent. Fabricating an integer overflow, A local attacker with a special user privilege may cause a system crash problem which can lead to an availability threat.
EPSS 0.02% · 6.9th percentile
Risk Scores
EPSS Score
0.02%
6.9th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:FIPS:20.04:LTS | linux-gcp-fips | 0, * |
| Ubuntu:Pro:16.04:LTS | linux-hwe | 4.10.0-35.39~16.04.1, *, * |
| Ubuntu:20.04:LTS | linux-gcp | 5.4.0-1052.56, 5.4.0-1053.57, 5.4.0-1055.59 |
| Ubuntu:Pro:16.04:LTS | linux-aws-hwe | *, *, * |
| Ubuntu:18.04:LTS | linux-gke-5.4 | 5.4.0-1025.25~18.04.1, 5.4.0-1029.31~18.04.1, 5.4.0-1032.34~18.04.1 |
| Ubuntu:Pro:FIPS-updates:20.04:LTS | linux-fips | 5.4.0-1028.32, 5.4.0-1033.38, 5.4.0-1034.40 |
| Ubuntu:20.04:LTS | linux-azure | 5.4.0-1041.43, 0, 5.3.0-1003.3 |
| Ubuntu:18.04:LTS | linux-snapdragon | 0, 4.15.0-1072.79, 4.15.0-1076.83 |
| Ubuntu:20.04:LTS | linux | 5.4.0-60.67, 5.4.0-67.75, 5.4.0-25.29 |
| Ubuntu:18.04:LTS | linux-aws-5.4 | 5.4.0-1032.33~18.04.1, 5.4.0-1035.37~18.04.1, 5.4.0-1038.40~18.04.1 |
| Ubuntu:Pro:FIPS-updates:20.04:LTS | linux-aws-fips | 0, 5.4.0-1021.21+fips2 |
| Ubuntu:18.04:LTS | linux-azure-edge | 0, 4.18.0-1006.6~18.04.1, 4.18.0-1007.7~18.04.1 |
| Ubuntu:Pro:16.04:LTS | linux-azure | 4.15.0-1060.65, 4.15.0-1057.62, 4.15.0-1056.61 |
| Ubuntu:22.04:LTS | linux-intel-iot-realtime | 5.15.0-1073.75, 0 |
| Ubuntu:18.04:LTS | linux-azure-5.4 | 5.4.0-1020.20~18.04.1, 5.4.0-1022.22~18.04.1, 5.4.0-1025.25~18.04.1 |
| Ubuntu:Pro:FIPS-updates:20.04:LTS | linux-azure-fips | 0, 5.4.0-1022.22+fips1 |
| Ubuntu:Pro:14.04:LTS | linux-lts-xenial | 4.4.0-198.230~14.04.1, 0, 4.4.0-13.29~14.04.1 |
| Ubuntu:18.04:LTS | linux-gcp | 4.15.0-1005.5, 4.15.0-1006.6, 4.15.0-1032.34 |
| Ubuntu:18.04:LTS | linux-kvm | 4.15.0-1089.91, 4.15.0-1091.93, 4.15.0-1086.88 |
| Ubuntu:Pro:16.04:LTS | linux-aws | 4.4.0-1152.167, 4.4.0-1153.168, 4.4.0-1154.169 |
…and 53 more
Timeline
- Mar 15, 2021 CVE Published
- Mar 5, 2022 EPSS Score
- Apr 26, 2022 EPSS Score
- Jun 16, 2022 EPSS Score
- Aug 8, 2022 EPSS Score
- Sep 28, 2022 EPSS Score
- Nov 19, 2022 EPSS Score
- Jan 10, 2023 EPSS Score
- Mar 2, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
- Apr 23, 2023 EPSS Score
- Jun 13, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-3428 third-party-advisory
- https://www.openwall.com/lists/oss-security/2021/03/17/1 third-party-advisory
- https://www.openwall.com/lists/oss-security/2021/03/17/5 third-party-advisory
- https://www.openwall.com/lists/oss-security/2021/03/17/13 third-party-advisory
- https://ubuntu.com/security/notices/USN-4979-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-5137-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-5137-2 vendor-advisory
- https://ubuntu.com/security/notices/USN-6001-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-6013-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-6014-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-3428 third-party-advisory