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Citrix XenServer Multiple Security Updates (CTX219378)
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
Security vulnerabilities have been identified in Citrix XenServer that may allow malicious code running within a guest VM to read a small part of hypervisor memory and allow privileged-mode code running within a guest VM to hang or crash the host. The following vulnerabilities have been addressed: CVE-2016-9932 (Low): x86 CMPXCHG8B emulation fails to ignore operand size override CVE-2016-10024 (Medium): x86 PV guests may be able to mask interrupts CVE-2016-10025 (Low): missing NULL pointer check in VMFUNC emulation
Affected Software
Affected Software
These vulnerabilities affect all currently supported versions of Citrix XenServer up to and including Citrix XenServer 7.0.
Detection Method
Detection Method
Check the installed hotfixes
Solution
Solution
Apply the hotfix referenced in the advisory