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Vulnerability Intelligence

Vulnerability IntelligenceCVE-2016-9932

CVE-2016-9932

LOW3.3

CMPXCHG8B emulation in Xen 3

Published Jan 26, 2017

Modified 1 years ago

Details

CMPXCHG8B emulation in Xen 3.3.x through 4.7.x on x86 systems allows local HVM guest OS users to obtain sensitive information from host stack memory via a "supposedly-ignored" operand size prefix.

References

http://www.debian.org/security/2017/dsa-3847

http://www.securityfocus.com/bid/94863

http://www.securitytracker.com/id/1037468

http://xenbits.xen.org/xsa/advisory-200.html

https://security.gentoo.org/glsa/201612-56

https://support.citrix.com/article/CTX219378

https://www.cve.org/CVERecord?id=CVE-2016-9932

CVSS Analysis

CVSS v3.0

3.3

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

LowAC:L

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

LowC:L

Integrity

NoneI:N

Availability

NoneA:N

3.3/CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Ecosystems

Timeline

PublishedJan 26, 2017

ModifiedAug 6, 2024

CVE-2016-9932 | Mondoo Vulnerability Intelligence