Fixed: In rare circumstances when using NFS storage a soft lockup can occur in the control domain.
Mar 18, 2026
Checksum: 69d08782fbb834a1c04411c4f24a2d0e7a8e7fb86bbedbbc216252a88f7f28b4
These updates include fixes for the following issues:
- When a XenServer host is licensed with the License Activation Service (LAS), and is using offline activation, XenServer may fail to correctly obtain a license and enter a grace period.
- When the License Server is unreachable while a XenServer host starts up, the host may not become enabled.
- In rare circumstances when using NFS storage a soft lockup can occur in the control domain.
- In rare circumstances a watchdog may trigger during parallel domain creation (or migration) causing a host crash.
- When VMs are running without I/O optimisation drivers no performance data is reported for virtual disks stored on GFS2 or XFS SR types.
These updates include upstream code changes for the following issues:
- CVE-2020-14314

