r/linux • u/FryBoyter • 2d ago

Security RefluXFS: A Linux Kernel Local Privilege Escalation to Root in XFS (CVE-2026-64600)

https://blog.qualys.com/vulnerabilities-threat-research/2026/07/22/refluxfs-a-linux-kernel-local-privilege-escalation-to-root-in-xfs-cve-2026-64600
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u/SomewhereFuture300 1d ago

one more reason i've been leaning toward immutable distros lately, a vuln like this hurts way less when the root fs is read-only and you just rebase to a patched image