Medium severity · published Jan 26, 2017
CVE-2016-10025
VMFUNC emulation in Xen 4.6.x through 4.8.x on x86 systems using AMD virtualization extensions (aka SVM) allows local HVM guest OS users to cause a denial of service (hypervisor…
5.5
CVSS
0.5%
EPSS
No
On KEV
Description
VMFUNC emulation in Xen 4.6.x through 4.8.x on x86 systems using AMD virtualization extensions (aka SVM) allows local HVM guest OS users to cause a denial of service (hypervisor crash) by leveraging a missing NULL pointer check.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 39% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
XE
Xen · Xen
4.6.0; 4.6.1; 4.6.3; 4.6.4; 4.7.0; 4.7.1; +1 more · source: NVD
XE
Xenserver · Citrix
6.0.2; 6.2.0; 6.5; 7.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-10025
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-10025
Third Party Advisory
http://www.securityfocus.com/bid/95026
Third Party Advisory
http://www.securitytracker.com/id/1037518
Patch
http://xenbits.xen.org/xsa/advisory-203.html
Patch
https://support.citrix.com/article/CTX219378
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