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bridge-stp-uaf (CVE-2026-72389) local root vulnerability: kernel update and mitigation for CloudLinux
📋 TL;DR — last updated September 18, 2026, 13:30 UTC bridge-stp-uaf (CVE-2026-72389, CVSS 7.0, Moderate per Red Hat)...
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Januscape, Then Zapscape: Do KVM Fleets Just Reboot Every Month Now?
A month after Januscape forced mass reboots, Zapscape puts the same question to every KVM fleet: patch and...
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OVH Had to Reboot Its Entire KVM Fleet to Fix Januscape. KernelCare Users Didn’t Have to.
One of Europe’s largest cloud providers just spent eleven days rebooting the infrastructure behind roughly a million customer...
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Three root exploits in two weeks: What’s your patching strategy?
Copy Fail, Dirty Frag, and Fragnesia: three deterministic Linux kernel root exploits in two weeks. What hosting providers...
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Linux Kernel ptrace Exit-race Vulnerability / ssh-keysign-pwn (CVE-2026-46333) — Mitigation and Kernel Update on CloudLinux
Linux kernel ptrace exit-race (CVE-2026-46333) leaks SSH host keys and /etc/shadow. CloudLinux 8 LTS, 9, and 10 affected....
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Fragnesia (CVE-2026-46300) — Mitigation and Kernel Update on CloudLinux
Fragnesia is a new XFRM/ESP Linux kernel local privilege escalation in the Dirty Frag class. Apply the mitigation...
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Dirty Frag (CVE-2026-43284, CVE-2026-43500): Mitigation and Kernel Update on CloudLinux
Dirty Frag is a Linux kernel local privilege escalation in the xfrm subsystem. Apply the mitigation now while...
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Copy Fail (CVE-2026-31431): Patching kernels without rebooting
Copy Fail (CVE-2026-31431) breaks the usual kernel patch routine for shared hosting. Two paths to a fix: manual...
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CVE-2026-31431 (Copy Fail): Mitigation and Upcoming Patches for CloudLinux
CVE-2026-31431 (Copy Fail) is a Linux kernel privilege escalation. Apply the grubby mitigation now while patched kernels and...
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CVE-2026-31431 (Copy Fail): Kernel Update on CloudLinux
CVE-2026-31431 (Copy Fail) is a Linux kernel local privilege escalation in algif_aead. Update CloudLinux 7h, 8, 9, and...
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