Debian/xen: high 7.5
The grant-table feature in Xen through 4.8.x mishandles MMIO region grant references, which allows guest OS users to cause a denial of service (loss of grant trackability), aka XSA-224 bug 3.
Action: Upgrade xen to 4.8.1-1+deb9u3 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 4.8.1-1+deb9u3 | - |
Fixed versions
| 4.8.1-1+deb9u3 |
Sources
published · modified · JSON