CVE-2017-10921

N/A
Published: July 5, 2017 at 01:00 AM UTC
Updated: June 17, 2026 at 01:00 AM UTC
1 product affected across 1 vendorXen

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Severity
N/A
Exploit prediction
EPSS 3%

Description

The grant-table feature in Xen through 4.8.x does not ensure sufficient type counts for a GNTMAP_device_map and GNTMAP_host_map mapping, 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 2.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Xen· Xenwordpress-plugin
95%
v ≤ 4.8.1

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (5)

Vendor Advisoryx_refsource_GENTOO
https://security.gentoo.org/glsa/201708-03
Vendor Advisoryx_refsource_GENTOO
https://security.gentoo.org/glsa/201710-17
x_refsource_CONFIRMPatchVendor Advisory
https://xenbits.xen.org/xsa/advisory-224.html

CVSS

Confidentiality
COMPLETE
Integrity
COMPLETE
Availability
COMPLETE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-119

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