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CVE-2016-7094
CVE information
Published
Last Modified
CVSSv2.0 Severity
CVSSv3.1 Severity
Impact Analysis
Description
Buffer overflow in Xen 4.7.x and earlier allows local x86 HVM guest OS administrators on guests running with shadow paging to cause a denial of service via a pagetable update..
CVSSv2.0 Score
- Severity
- Low
- Base Score
- 1.5/10
- Exploit Score
- 2.7/10
- Access Vector
- Local
- Access Complexity
- Medium
- Authentication Required
- Single
- Impact Score
- 2.9/10
- Confidentiality Impact
- None
- Availability Impact
- Partial
- Integrity Impact
- None
CVSSv3.1 Score
- Severity
- Medium
- Base Score
- 4.1/10
- Exploit Score
- 0.5/10
- Access Vector
- Local
- Access Complexity
- High
- Privileges Required
- High
- Impact Score
- 3.6/10
- Confidentiality Impact
- None
- Availability Impact
- High
- Integrity Impact
- None
- Scope
- Unchanged
- User Interaction
- None
Products Affected
CPE | Affected | Vulnerable | Excluding | Edit |
---|---|---|---|---|
cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:* |
Yes
|
- | - |
References
- http://support.citrix.com/article/CTX216071
- http://xenbits.xen.org/xsa/xsa187-0001-x86-shadow-Avoid-overflowing-sh_ctxt-seg_reg.patc
- http://www.securitytracker.com/id/1036753
- http://xenbits.xen.org/xsa/advisory-187.html
- http://www.securityfocus.com/bid/92864
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- http://www.debian.org/security/2016/dsa-3663
- https://security.gentoo.org/glsa/201611-09