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cvelistMitreCVELIST:CVE-2021-28964
HistoryMar 22, 2021 - 7:17 a.m.

CVE-2021-28964

2021-03-2207:17:34
mitre
www.cve.org
1

6.5 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

14.2%

A race condition was discovered in get_old_root in fs/btrfs/ctree.c in the Linux kernel through 5.11.8. It allows attackers to cause a denial of service (BUG) because of a lack of locking on an extent buffer before a cloning operation, aka CID-dbcc7d57bffc.