A flaw was found in the Linux kernel’s futex implementation. This flaw allows a local attacker to corrupt system memory or escalate their privileges when creating a futex on a filesystem that is about to be unmounted. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-14381
Reference (s):
- https://bugzilla.redhat.com/show_bug.cgi?id=1874311
- URL: https://bugzilla.redhat.com/show_bug.cgi?id=1874311
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8019ad13ef7f64be44d4f892af9c840179009254
- URL: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8019ad13ef7f64be44d4f892af9c840179009254