CVE-2017-10921
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2017-10921
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-10921.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2017-10921
- Downstream
- Related
- Published
- 2017-07-05T01:29:00Z
- Modified
- 2025-08-09T20:01:26Z
- Severity
-
- 10.0 (Critical) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
The grant-table feature in Xen through 4.8.x does not ensure sufficient type counts for a GNTMAPdevicemap and GNTMAPhostmap 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.
- References