Post #4136243

🚨 New Linux Local Privilege Escalation Vulnerability RefluXFS (CVE-2026-64600) is a newly disclosed race condition in the Linux kernel's XFS copy-on-write path that can allow an unprivileged local user to gain root privileges, even on systems with SELinux Enforcing. The flaw affects XFS filesystems with reflink enabled and has existed since Linux kernel 4.11 (2017). Enterprise distributions including RHEL, Oracle Linux, Amazon Linux, and Fedora may be impacted if vulnerable configurations are present. Immediate patching is strongly recommended. 🔎 Full technical analysis: https://thecybersecguru.com/news/refluxfs-cve-2026-64600-linux-xfs-root-vulnerability/ #Linux #LinuxSecurity #CyberSecurity #InfoSec #XFS #CVE202664600 #CVE #PrivilegeEscalation #RedTeam #BlueTeam #ThreatResearch #DFIR #SOC #IncidentResponse #KernelSecurity #OpenSource #SysAdmin #SecurityResearch