CVE-2017-8106 — MEDIUM (5.5)

Vulnerability Description

The handle_invept function in arch/x86/kvm/vmx.c in the Linux kernel 3.12 through 3.15 allows privileged KVM guest OS users to cause a denial of service (NULL pointer dereference and host OS crash) via a single-context INVEPT instruction with a NULL EPT pointer.

CVSS Score

5.5

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Linux	Linux Kernel	3.12

Related Weaknesses (CWE)

CWE-476

References

https://bugzilla.kernel.org/show_bug.cgi?id=195167Issue Tracking
https://launchpad.net/bugs/1678676Issue Tracking
https://bugzilla.kernel.org/show_bug.cgi?id=195167Issue Tracking
https://launchpad.net/bugs/1678676Issue Tracking

FAQ

What is CVE-2017-8106?

CVE-2017-8106 is a vulnerability with a CVSS score of 5.5 (MEDIUM). The handle_invept function in arch/x86/kvm/vmx.c in the Linux kernel 3.12 through 3.15 allows privileged KVM guest OS users to cause a denial of service (NULL pointer dereference and host OS crash) vi...

How severe is CVE-2017-8106?

CVE-2017-8106 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-8106?

Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.