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 ctxlist in some ucmamigrateid situations where ucmaclose is called, aka CID-f5449e74802c.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-36385.json"