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Debian/xen: critical 10

The grant-table feature in Xen through 4.8.x mishandles a GNTMAP_device_map and GNTMAP_host_map mapping, when followed by only a GNTMAP_host_map unmapping, which allows guest OS users to cause a denia

Action: Upgrade xen to 4.8.1-1+deb9u3 or later.

Affected

introducedfixedlast affected
04.8.1-1+deb9u3-

Fixed versions

4.8.1-1+deb9u3

Sources

published · modified · JSON