← back
CVE-2021-20321

CVE-2021-20321

EPSS 0.2%CWE-362
A race condition accessing file object in the Linux kernel OverlayFS subsystem was found in the way users do rename in specific way with OverlayFS. A local user could use this flaw to crash the system.
Affected products
n/a · kernel

Want to know if your infrastructure is exposed to this?

Talk to TrueHacking →
References
https://bugzilla.redhat.com/show_bug.cgi?id=2013242https://lists.debian.org/debian-lts-announce/2022/03/msg00012.htmlhttps://lore.kernel.org/all/20211011134508.748956131%40linuxfoundation.org/https://www.debian.org/security/2022/dsa-5096