CVE-2017-2596
low-risk
Published 2017-02-06
The nested_vmx_check_vmptr function in arch/x86/kvm/vmx.c in the Linux kernel through 4.9.8 improperly emulates the VMXON instruction, which allows KVM L1 guest OS users to cause a denial of service (host OS memory consumption) by leveraging the mishandling of page references.
Do I need to act?
-
0.05% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.5/10
Medium
LOCAL
/ LOW complexity
Affected Products (1)
Affected Vendors
References (12)
Third Party Advisory
http://www.securityfocus.com/bid/95878
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1417812
Third Party Advisory
http://www.securityfocus.com/bid/95878
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1417812
26
/ 100
low-risk
Severity
21/34 · High
Exploitability
0/34 · Minimal
Exposure
5/34 · Minimal