VDB
CVE-2020-36385
CVE-2020-36385
PUBLISHED
An issue was discovered in the Linux kernel before 5.10. drivers/infiniband/core/ucma.c has a use-after-free because the ctx is reached via the ctx_list in some ucma_migrate_id situations where ucma_close is called, aka CID-f5449e74802c.
EPSS 0.05% · 17.5th percentile
Risk Scores
EPSS Score
0.05%
17.5th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:20.04:LTS | linux-ibm | 5.4.0-1004.5, 5.4.0-1006.7, 5.4.0-1005.6 |
| Ubuntu:20.04:LTS | linux-azure | 5.4.0-1062.65, 5.4.0-1026.26, 5.4.0-1049.51 |
| Ubuntu:Pro:16.04:LTS | linux-hwe | 4.15.0-69.78~16.04.1, 0, 4.8.0-53.56~16.04.1 |
| Ubuntu:Pro:FIPS-updates:18.04:LTS | linux-gcp-fips | 4.15.0-2017.19, 4.15.0-2020.22, 4.15.0-2019.21 |
| Ubuntu:18.04:LTS | linux-aws-5.4 | 0, 5.4.0-1038.40~18.04.1, 5.4.0-1037.39~18.04.1 |
| Ubuntu:18.04:LTS | linux-gcp-edge | 4.18.0-1011.12~18.04.1, 4.18.0-1012.13~18.04.1, 4.18.0-1013.14~18.04.1 |
| Ubuntu:18.04:LTS | linux | 4.15.0-58.64, 0, 4.13.0-17.20 |
| Ubuntu:Pro:FIPS-updates:20.04:LTS | linux-fips | 5.4.0-1026.30, 0, 5.4.0-1028.32 |
| Ubuntu:Pro:FIPS-updates:20.04:LTS | linux-azure-fips | 0, 5.4.0-1022.22+fips1 |
| Ubuntu:20.04:LTS | linux-gcp-5.8 | 5.8.0-1039.41, 5.8.0-1035.37~20.04.1, 5.8.0-1032.34~20.04.1 |
| Ubuntu:Pro:FIPS:16.04:LTS | linux-fips | 4.4.0-1001.1, 4.4.0-1042.47, 4.4.0-1063.69 |
| Ubuntu:20.04:LTS | linux-hwe-5.8 | *, *, * |
| Ubuntu:20.04:LTS | linux-gcp | 5.4.0-1009.9, 5.4.0-1040.43, 5.4.0-1032.34 |
| Ubuntu:18.04:LTS | linux-gcp-5.3 | 5.3.0-1014.15~18.04.1, 5.3.0-1012.13~18.04.1, 5.3.0-1009.10~18.04.1 |
| Ubuntu:Pro:FIPS-updates:18.04:LTS | linux-aws-fips | 4.15.0-2054.56, 4.15.0-2052.54, 4.15.0-2051.53 |
| Ubuntu:18.04:LTS | linux-snapdragon | 4.4.0-1077.82, 4.4.0-1078.83, 4.15.0-1065.72 |
| Ubuntu:Pro:14.04:LTS | linux-azure | 4.15.0-1057.62~14.04.1, *, * |
| Ubuntu:20.04:LTS | linux-raspi | 5.4.0-1021.24, 5.4.0-1008.8, 5.4.0-1023.26 |
| Ubuntu:18.04:LTS | linux-azure | 5.0.0-1016.17~18.04.1, 5.0.0-1018.19~18.04.1, 5.0.0-1020.21~18.04.1 |
| Ubuntu:18.04:LTS | linux-aws-5.0 | 5.0.0-1024.27~18.04.1, 5.0.0-1027.30, 5.0.0-1025.28 |
…and 64 more
Exploit Intelligence
- CVE-2022-32250.yara (github-yara)
- CVE-2022-32250.yara (github-yara)
- CVE-2022-32250.yara (github-yara)
- CVE-2022-32250.yara (github-yara)
- CVE-2022-32250.yara (github-yara)
- CVE-2022-32250.yara (github-yara)
- CVE-2022-32250.yara (github-yara)
Timeline
- Jun 7, 2021 CVE Published
- Jun 8, 2021 EPSS Score
- Jun 13, 2021 EPSS Score
- Jun 24, 2021 EPSS Score
- Aug 9, 2021 EPSS Score
- Oct 9, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 7, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Jun 9, 2022 EPSS Score
- Aug 10, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-36385 third-party-advisory
- https://git.kernel.org/linus/f5449e74802c1112dea984aec8af7a33c4516af1 third-party-advisory
- https://syzkaller.appspot.com/bug?id=457491c4672d7b52c1007db213d93e47c711fae6 third-party-advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f5449e74802c1112dea984aec8af7a33c4516af1 third-party-advisory
- https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-ucma_close-2 third-party-advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10 third-party-advisory
- https://ubuntu.com/security/notices/USN-5136-1 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-5343-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-36385 third-party-advisory