Critical XFS Race Condition Enables Linux Privilege Escalation to Root
Thu Jul 23 2026
Linux
Patch Management
Vulnerability
cyberpress.org
A newly disclosed CVE-2026-64600, dubbed “RefluXFS,” a critical race condition in the Linux kernel’s XFS filesystem that allows unprivileged local users to escalate to full root privileges. The flaw affects any Linux distribution shipping an XFS root filesystem with reflink enabled, including default installations of RHEL, Oracle Linux, Amazon Linux, and Fedora. Qualys estimates over […]
The post Critical XFS Race Condition Enables Linux Privilege Escalation to Root appeared first on Cyber Security News.