VDB
CVE-2020-24394
CVE-2020-24394
PUBLISHED
In the Linux kernel before 5.7.8, fs/nfsd/vfs.c (in the NFS server) can set incorrect permissions on new filesystem objects when the filesystem lacks ACL support, aka CID-22cf8419f131. This occurs because the current umask is not considered.
EPSS 0.05% · 15.8th percentile
Risk Scores
EPSS Score
0.05%
15.8th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:18.04:LTS | linux-gcp | 4.15.0-1025.26, 4.15.0-1003.3, 4.15.0-1010.10 |
| Ubuntu:18.04:LTS | linux-oracle-5.0 | 5.0.0-1009.14~18.04.1, 5.0.0-1008.13~18.04.1, 0 |
| Ubuntu:Pro:14.04:LTS | linux-azure | 4.15.0-1089.99~14.04.1, 4.15.0-1077.82~14.04.1, 4.15.0-1082.92~14.04.1 |
| Ubuntu:18.04:LTS | linux-hwe-5.4 | 5.4.0-39.43~18.04.1, 0, 5.4.0-40.44~18.04.1 |
| Ubuntu:18.04:LTS | linux-gcp-4.15 | 4.15.0-1077.87, 0, 4.15.0-1080.90 |
| Ubuntu:18.04:LTS | linux-azure | 4.15.0-1003.3, 4.15.0-1013.13, 4.15.0-1008.8 |
| Ubuntu:16.04:LTS | linux-aws-hwe | 4.15.0-1030.31~16.04.1, 0, * |
| Ubuntu:18.04:LTS | linux-azure-edge | 4.18.0-1007.7~18.04.1, *, 0 |
| Ubuntu:18.04:LTS | linux-aws-5.0 | 5.0.0-1023.26~18.04.1, 5.0.0-1022.25~18.04.1, 5.0.0-1021.24~18.04.1 |
| Ubuntu:20.04:LTS | linux-raspi | 0, 5.4.0-1007.7, 5.4.0-1013.13 |
| Ubuntu:20.04:LTS | linux-aws | 5.4.0-1018.18, 5.4.0-1009.9, 0 |
| Ubuntu:18.04:LTS | linux-aws-5.4 | 5.4.0-1018.18~18.04.1, 0, 5.4.0-1020.20~18.04.2 |
| Ubuntu:22.04:LTS | linux-realtime | 5.15.0-1032.35, 0 |
| Ubuntu:Pro:FIPS:20.04:LTS | linux-azure-fips | 0, 5.4.0-1022.22+fips1 |
| Ubuntu:Pro:FIPS-updates:18.04:LTS | linux-aws-fips | 4.15.0-2018.18, 4.15.0-2022.22, 4.15.0-2000.4 |
| Ubuntu:18.04:LTS | linux-aws-5.3 | *, *, 0 |
| Ubuntu:20.04:LTS | linux-gcp | 5.4.0-1009.9, 5.4.0-1008.8, 5.4.0-1007.7 |
| Ubuntu:Pro:FIPS-updates:18.04:LTS | linux-azure-fips | 4.15.0-2006.7, 0, 4.15.0-1002.2 |
| Ubuntu:18.04:LTS | linux-oracle | 4.15.0-1015.17, 4.15.0-1014.16, 4.15.0-1013.15 |
| Ubuntu:18.04:LTS | linux-gcp-5.3 | *, 5.3.0-1008.9~18.04.1, 0 |
…and 45 more
Timeline
- Aug 19, 2020 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 4, 2022 EPSS Score
- Nov 6, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-24394 third-party-advisory
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=962254 third-party-advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.7.8 third-party-advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=22cf8419f1319ff87ec759d0ebdff4cbafaee832 third-party-advisory
- https://ubuntu.com/security/notices/USN-4465-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-4483-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-4485-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-24394 third-party-advisory
- Multiples vulnérabilités dans les produits Juniper advisory