Scheduled maintenance: Online kernel patch for CVE-2026-99999

Affected services

• Los Angeles · Maintenance
• Tokyo · Maintenance
• Hong Kong · Maintenance

Timeline

1. Completed

   Oct 21, 2026, 03:31 AM UTC

   All nodes have been hot-patched for CVE-2026-99999.

2. In progress

   Oct 19, 2026, 08:00 AM UTC

   Maintenance has started.

3. Scheduled

   MinorOct 19, 2026, 08:00 AM UTC

   DMIT will deploy a self-compiled online kernel patch to mitigate CVE-2026-99999 to all host nodes across all regions between October 19 and October 23, 2026.

   Downtime is not anticipated, with the exception of the Tokyo region.

   Should a reboot be necessary, virtual machines may experience up to 120 minutes of downtime.