VDB

DEBIAN-CVE-2017-10920

DEBIAN-CVE-2017-10920 PUBLISHED CVSS 10 CRITICAL

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 denial of service (count mismanagement and memory corruption) or obtain privileged host OS access, aka XSA-224 bug 1.

Risk Scores

CVSS v3.0
10
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Affected Products

VendorProductVersions
Debian:11xen0, 0, 0
Debian:14xen0, 0, 0
Debian:12xen0, 0, 0
Debian:13xen0, 0, 0

Timeline

  • Jul 5, 2017 CVE Published
  • Apr 28, 2026 CVE Updated

References

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