Urgent Reboot Required – AlmaLinux Security Update (CVE-2026-31431)
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Sunday, 3rd May, 2026
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15:19pm
To address the critical "Copy Fail" vulnerability (CVE-2026-31431), we will be rebooting all managed AlmaLinux servers. This reboot is necessary to apply the latest security patches and kernel updates.
What you need to know:
- Action: All managed AlmaLinux servers will be rebooted.
- Reason: Apply patches for a high-risk local privilege escalation flaw.
- Schedule: Sunday, 2026//05/03 at 10:00 PM MYT
During the reboot window, services on these servers will be temporarily unavailable. We apologise for any inconvenience and appreciate your understanding as we prioritise system security.
Patched kernel versions
- AlmaLinux 8 is patched in kernel-4.18.0-553.121.1.el8_10 and above
- AlmaLinux 9 is patched in kernel-5.14.0-611.49.2.el9_7 and above
- AlmaLinux 10 is patched in kernel-6.12.0-124.52.2.el10_1 and above
- AlmaLinux Kitten 10 is patched in kernel-6.12.0-225.el10 and above
