National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-8630 Detail

Current Description

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.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 5.5 MEDIUM
Vector:  CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d9092f52d7e61dd1557f2db2400ddb430e85937e Issue Tracking Patch Vendor Advisory
http://rhn.redhat.com/errata/RHSA-2017-0386.html
http://rhn.redhat.com/errata/RHSA-2017-0387.html
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.7 Release Notes
http://www.openwall.com/lists/oss-security/2016/11/22/3 Mailing List Third Party Advisory
http://www.securityfocus.com/bid/94459
https://bugzilla.redhat.com/show_bug.cgi?id=1393350 Issue Tracking
https://github.com/torvalds/linux/commit/d9092f52d7e61dd1557f2db2400ddb430e85937e Issue Tracking Patch Third Party Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-476 NULL Pointer Dereference NIST  
CWE-284 Improper Access Control NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
4.8.6


Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-8630
NVD Published Date:
11/27/2016
NVD Last Modified:
01/04/2018