VDB
CVE-2020-29370
CVE-2020-29370
PUBLISHED
An issue was discovered in kmem_cache_alloc_bulk in mm/slub.c in the Linux kernel before 5.5.11. The slowpath lacks the required TID increment, aka CID-fd4d9c7d0c71.
EPSS 0.36% · 58.4th percentile
Risk Scores
EPSS Score
0.36%
58.4th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:16.04:LTS | linux-aws-hwe | *, 0, 4.15.0-1031.33~16.04.1 |
| Ubuntu:16.04:LTS | linux-snapdragon | 4.4.0-1012.12, 4.4.0-1035.39, 4.4.0-1110.115 |
| Ubuntu:18.04:LTS | linux-azure-5.3 | 5.3.0-1035.36, *, * |
| Ubuntu:18.04:LTS | linux-aws-5.3 | 5.3.0-1019.21~18.04.1, 5.3.0-1016.17~18.04.1, 0 |
| Ubuntu:16.04:LTS | linux-aws | 4.4.0-1060.69, 4.4.0-1054.63, 4.4.0-1052.61 |
| Ubuntu:Pro:14.04:LTS | linux-aws | 4.4.0-1036.39, 0, 4.4.0-1002.2 |
| Ubuntu:18.04:LTS | linux-hwe | 5.3.0-69.65, 5.3.0-68.63, 5.3.0-28.30~18.04.1 |
| Ubuntu:16.04:LTS | linux-oracle | 4.15.0-1009.11~16.04.1, *, * |
| Ubuntu:20.04:LTS | linux-raspi2 | 5.3.0-1007.8, 0, 5.3.0-1017.19 |
| Ubuntu:18.04:LTS | linux-gcp-edge | 4.18.0-1013.14~18.04.1, 4.18.0-1005.6~18.04.1, 4.18.0-1012.13~18.04.1 |
| Ubuntu:16.04:LTS | linux | 4.4.0-11.26, 4.4.0-108.131, 4.4.0-104.127 |
| Ubuntu:Pro:14.04:LTS | linux-azure | 4.15.0-1056.61~14.04.1, 4.15.0-1039.41~14.04.2, 4.15.0-1041.45~14.04.1 |
| Ubuntu:18.04:LTS | linux-hwe-edge | *, 5.3.0-23.25~18.04.1, 5.3.0-23.25~18.04.2 |
| Ubuntu:18.04:LTS | linux-oracle-5.3 | *, 0, 5.3.0-1011.12~18.04.1 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | 6.8.0-2019.20, 0 |
| Ubuntu:20.04:LTS | linux-azure-fde | *, *, * |
| Ubuntu:16.04:LTS | linux-kvm | 4.4.0-1019.24, 4.4.0-1068.75, 4.4.0-1035.41 |
| Ubuntu:Pro:FIPS-updates:18.04:LTS | linux-azure-fips | 0, 4.15.0-1002.2 |
| Ubuntu:18.04:LTS | linux-oracle | 4.15.0-1037.41, 4.15.0-1033.36, 4.15.0-1031.34 |
| Ubuntu:18.04:LTS | linux-raspi2-5.3 | 5.3.0-1022.24~18.04.1, 5.3.0-1023.25~18.04.1, * |
…and 32 more
Exploit Intelligence
- nanopathi/linux-4.19.72_CVE-2020-29370 (github-poc)
- nanopathi/linux-4.19.72_CVE-2020-29370 (github-poc)
- nanopathi/linux-4.19.72_CVE-2020-29370 (github-poc)
- nanopathi/linux-4.19.72_CVE-2020-29370 (github-poc)
- nanopathi/linux-4.19.72_CVE-2020-29370 (github-poc)
- nanopathi/linux-4.19.72_CVE-2020-29370 (github-poc)
- CIRCL seen: CVE-2020-29370 (circl-sighting)
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.5.11 (circl)
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=fd4d9c7d0c71866ec0c2825189ebd2ce35bd95b8 (circl)
- https://bugs.chromium.org/p/project-zero/issues/detail?id=2022 (circl)
…and 1 more exploits
Timeline
- Nov 28, 2020 CVE Published
- Nov 28, 2020 PoC Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 4, 2022 EPSS Score
- May 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-29370 third-party-advisory
- https://git.kernel.org/linus/fd4d9c7d0c71866ec0c2825189ebd2ce35bd95b8 third-party-advisory
- https://bugs.chromium.org/p/project-zero/issues/detail?id=2022 third-party-advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.5.11 third-party-advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=fd4d9c7d0c71866ec0c2825189ebd2ce35bd95b8 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-29370 third-party-advisory