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Outage in UTHPC

Newly Disclosed Linux kernel Security Incident – Temporary Service Interruptions

Resolved Major
July 23, 2026 - Started 15 days ago - Lasted about 24 hours

Incident Report

We are currently responding to a newly disclosed Linux kernel security vulnerability affecting the XFS filesystem. As a precaution, we are implementing mitigation measures across affected infrastructure.**Affected services:*** Web Servers* Rocket Cluster, along with OpenOndemand* SAPU* Cloud* GalaxyTo reduce risk while mitigation work is underway, **Cluster access has been temporarily disabled**. You may experience temporary service interruptions across the affected services during this maintenance.Our teams are actively applying mitigations and validating service integrity. We will provide further updates as work progresses and restore normal access as soon as it is safe to do so.Thank you for your patience and understanding.
Components affected
UTHPC rocket.hpc.ut.ee

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Latest Updates ( sorted recent to last )
INVESTIGATING 15 days ago - at 07/23/2026 07:24AM

We are currently responding to a newly disclosed Linux kernel security vulnerability affecting the XFS filesystem. As a precaution, we are implementing mitigation measures across affected infrastructure.**Affected services:*** Web Servers* Rocket Cluster, along with OpenOndemand* SAPU* Cloud* GalaxyTo reduce risk while mitigation work is underway, **Cluster access has been temporarily disabled**. You may experience temporary service interruptions across the affected services during this maintenance.Our teams are actively applying mitigations and validating service integrity. We will provide further updates as work progresses and restore normal access as soon as it is safe to do so.Thank you for your patience and understanding.

IDENTIFIED 15 days ago - at 07/23/2026 07:24AM

We are continuing to work on a fix for this incident.

IDENTIFIED 15 days ago - at 07/23/2026 11:13AM

We have made progress in addressing the recently disclosed Linux kernel security vulnerability.The following services have now been restored and are available:* Cloud Service* Web Server (Website Hosting Service)Mitigation work is still ongoing for the following services:* Rocket Cluster and related services such as Galaxy, Open OnDemand* SAPUThese services will remain unavailable while we complete the required patching and validation to ensure they can be restored safely.We will continue to provide updates as additional services become available.

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