Use After Free in Linux Linux_kernel
CVE-2020-36385
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.
Vulnerability class: Use-After-Free
EPSS: 0.015 (70.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Patch, Third Party Advisory)
- cve@mitre.org (Patch, Third Party Advisory)
- cve@mitre.org (Patch, Vendor Advisory)
- cve@mitre.org (Release Notes, Vendor Advisory)
- cve@mitre.org (Third Party Advisory)
- cve@mitre.org (Third Party Advisory)
Frequently asked questions
- What is CVE-2020-36385?
- CVE-2020-36385 is a high-severity vulnerability in Linux Linux_kernel, classified under Use After Free. CVSS score: 7.8/10. Published 2021-06-07.
- How severe is CVE-2020-36385?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2020-36385 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.