CVE-2016-3713

Published: Jun 27, 2016Modified: May 6, 2026

7.1

Vector

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

Exploitability: 1.8 / Impact: 5.2

Source: NVD

Description

The msr_mtrr_valid function in arch/x86/kvm/mtrr.c in the Linux kernel before 4.6.1 supports MSR 0x2f8, which allows guest OS users to read or write to the kvm_arch_vcpu data structure, and consequently obtain sensitive information or cause a denial of service (system crash), via a crafted ioctl call.

Affected (1)

Products: Linux: Linux Kernel

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Linux Linux Kernel	Up to 4.6

Related CWEs

Improper Access Control

The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

References (10)

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9842df62004f366b9fed2423e24df10542ee0dc5

Source: secalert@redhat.com

Vendor Advisory

http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.1

Source: secalert@redhat.com

http://www.openwall.com/lists/oss-security/2016/05/16/2

Source: secalert@redhat.com

https://bugzilla.redhat.com/show_bug.cgi?id=1332139

Source: secalert@redhat.com

https://github.com/torvalds/linux/commit/9842df62004f366b9fed2423e24df10542ee0dc5

Source: secalert@redhat.com

Vendor Advisory

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9842df62004f366b9fed2423e24df10542ee0dc5

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.1

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.openwall.com/lists/oss-security/2016/05/16/2

Source: af854a3a-2127-422b-91ae-364da2661108

https://bugzilla.redhat.com/show_bug.cgi?id=1332139

Source: af854a3a-2127-422b-91ae-364da2661108

https://github.com/torvalds/linux/commit/9842df62004f366b9fed2423e24df10542ee0dc5

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.