CVE-2016-7777
N/A
Published: October 7, 2016 at 02:00 PM UTC
Updated: June 17, 2026 at 12:53 AM UTC
1 product affected across 1 vendorXen
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Severity
N/A
Exploit prediction
EPSS 0.3%
Description
Xen 4.7.x and earlier does not properly honor CR0.TS and CR0.EM, which allows local x86 HVM guest OS users to read or modify FPU, MMX, or XMM register state information belonging to arbitrary tasks on the guest by modifying an instruction while the hypervisor is preparing to emulate it.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (5)
VDB Entryx_refsource_BIDThird Party Advisory
Source: [email protected]
http://www.securityfocus.com/bid/93344VDB Entryx_refsource_SECTRACKThird Party Advisory
Source: [email protected]
http://www.securitytracker.com/id/1036942x_refsource_CONFIRMMitigationPatchVendor Advisory
Source: [email protected]
http://xenbits.xen.org/xsa/advisory-190.htmlVendor Advisoryx_refsource_GENTOO
Source: [email protected]
https://security.gentoo.org/glsa/201611-09Quick Info
StatusMODIFIED
CWE
CWE-362
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