CVE - CVE-2017-10920

CVE-ID
CVE-2017-10920	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
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.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
CONFIRM:https://xenbits.xen.org/xsa/advisory-224.html DEBIAN:DSA-3969 URL:http://www.debian.org/security/2017/dsa-3969 GENTOO:GLSA-201708-03 URL:https://security.gentoo.org/glsa/201708-03 GENTOO:GLSA-201710-17 URL:https://security.gentoo.org/glsa/201710-17 SECTRACK:1038734 URL:http://www.securitytracker.com/id/1038734
Assigning CNA
MITRE Corporation
Date Record Created
20170704	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20170704)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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