Citrix XenServer 5.0 Update 2 and earlier, and 5.5 Update 1 and earlier, when using a pvops kernel, allows guest users to cause a denial of service in the host via unspecified vectors that trigger incorrectly set flags.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Xenserver | Citrix | * | 5.0 (including) |
| Xenserver | Citrix | * | 5.5 (including) |