VDB
CVE-2020-29372
CVE-2020-29372
PUBLISHED
An issue was discovered in do_madvise in mm/madvise.c in the Linux kernel before 5.6.8. There is a race condition between coredump operations and the IORING_OP_MADVISE implementation, aka CID-bc0c4d1e176e.
EPSS 0.05% · 17.1th percentile
Risk Scores
EPSS Score
0.05%
17.1th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:18.04:LTS | linux-aws-5.0 | *, 5.0.0-1025.28, 5.0.0-1024.27~18.04.1 |
| Ubuntu:18.04:LTS | linux-gcp-5.3 | *, 0, 5.3.0-1008.9~18.04.1 |
| Ubuntu:20.04:LTS | linux-raspi2 | 5.3.0-1007.8, 0, 5.3.0-1014.16 |
| Ubuntu:18.04:LTS | linux-hwe-edge | 5.0.0-20.21~18.04.1, 5.0.0-19.20~18.04.1, 5.0.0-17.18~18.04.1 |
| Ubuntu:18.04:LTS | linux-oem | 4.15.0-1057.66, 4.15.0-1050.57, 4.15.0-1045.50 |
| Ubuntu:18.04:LTS | linux-oracle-5.3 | 0, *, * |
| Ubuntu:18.04:LTS | linux-azure-5.3 | *, 0, 5.3.0-1007.8~18.04.1 |
| Ubuntu:18.04:LTS | linux-azure | 5.0.0-1014.14~18.04.1, 5.0.0-1036.38, 4.15.0-1036.38 |
| Ubuntu:18.04:LTS | linux-gke-4.15 | 4.15.0-1030.32, 4.15.0-1078.83, 4.15.0-1048.51 |
| Ubuntu:18.04:LTS | linux-gcp | 4.15.0-1023.24, 4.15.0-1037.39, 4.15.0-1036.38 |
| Ubuntu:Pro:14.04:LTS | linux | 3.13.0-34.60, 3.13.0-87.133, 3.13.0-92.139 |
| Ubuntu:20.04:LTS | linux-riscv | 5.4.0-37.42, 5.4.0-36.41, 5.4.0-34.38 |
| Ubuntu:18.04:LTS | linux-azure-edge | 4.18.0-1008.8~18.04.1, 5.0.0-1012.12~18.04.2, * |
| Ubuntu:16.04:LTS | linux-hwe-edge | 4.10.0-20.22~16.04.1, 4.10.0-22.24~16.04.1, 4.10.0-24.28~16.04.1 |
| Ubuntu:Pro:14.04:LTS | linux-azure | 4.15.0-1145.160~14.04.1, 0, 4.15.0-1023.24~14.04.1 |
| Ubuntu:18.04:LTS | linux-oracle-5.0 | 5.0.0-1011.16, 5.0.0-1009.14~18.04.1, 5.0.0-1008.13~18.04.1 |
| Ubuntu:18.04:LTS | linux-hwe | 5.0.0-25.26~18.04.1, 4.18.0-20.21~18.04.1, 4.18.0-18.19~18.04.1 |
| Ubuntu:18.04:LTS | linux-gcp-edge | 4.18.0-1008.9~18.04.1, 4.18.0-1006.7~18.04.1, 4.18.0-1005.6~18.04.1 |
| Ubuntu:Pro:14.04:LTS | linux-aws | 4.4.0-1086.90, 4.4.0-1085.89, 4.4.0-1055.59 |
| Ubuntu:20.04:LTS | linux-oem-5.6 | 5.6.0-1008.8, 5.6.0-1007.7, 0 |
…and 2 more
Exploit Intelligence
- https://project-zero.issues.chromium.org/issues/42451131 (cve.org)
- https://bugs.chromium.org/p/project-zero/issues/detail?id=2029 (nist-nvd)
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.8 (circl)
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=bc0c4d1e176eeb614dc8734fc3ace34292771f11 (circl)
- http://packetstormsecurity.com/files/162117/Kernel-Live-Patch-Security-Notice-LSN-0075-1.html (circl)
Timeline
- Nov 28, 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-2020-29372 third-party-advisory
- https://git.kernel.org/linus/bc0c4d1e176eeb614dc8734fc3ace34292771f11 third-party-advisory
- https://bugs.chromium.org/p/project-zero/issues/detail?id=2029 third-party-advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.8 third-party-advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=bc0c4d1e176eeb614dc8734fc3ace34292771f11 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-29372 third-party-advisory