CVE-2016-8630

2016-11-2700:00:00

ubuntu.com

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

4.9 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:N/I:N/A:C

0.0004 Low

EPSS

Percentile

5.3%

JSON

The x86_decode_insn function in arch/x86/kvm/emulate.c in the Linux kernel
before 4.8.7, when KVM is enabled, allows local users to cause a denial of
service (host OS crash) via a certain use of a ModR/M byte in an undefined
instruction.

Notes

Author	Note
jdstrand	android kernels (flo, goldfish, grouper, maguro, mako and manta) are not supported on the Ubuntu Touch 14.10 and earlier preview kernels linux-lts-saucy no longer receives official support linux-lts-quantal no longer receives official support

OSVersionArchitecturePackageVersionFilename
ubuntu16.04noarchlinux< 4.4.0-57.78UNKNOWN
ubuntu16.10noarchlinux< 4.8.0-32.34UNKNOWN
ubuntu14.04noarchlinux-lts-xenial< 4.4.0-57.78~14.04.1UNKNOWN
ubuntu16.04noarchlinux-raspi2< 4.4.0-1038.45UNKNOWN
ubuntu16.10noarchlinux-raspi2< 4.8.0-1021.24UNKNOWN
ubuntu16.04noarchlinux-snapdragon< 4.4.0-1042.46UNKNOWN
ubuntu16.10noarchlinux-snapdragon< 4.4.0-1046.50UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	16.04	noarch	linux	< 4.4.0-57.78	UNKNOWN
ubuntu	16.10	noarch	linux	< 4.8.0-32.34	UNKNOWN
ubuntu	14.04	noarch	linux-lts-xenial	< 4.4.0-57.78~14.04.1	UNKNOWN
ubuntu	16.04	noarch	linux-raspi2	< 4.4.0-1038.45	UNKNOWN
ubuntu	16.10	noarch	linux-raspi2	< 4.8.0-1021.24	UNKNOWN
ubuntu	16.04	noarch	linux-snapdragon	< 4.4.0-1042.46	UNKNOWN
ubuntu	16.10	noarch	linux-snapdragon	< 4.4.0-1046.50	UNKNOWN