National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-12168 Detail

Current Description

The access_pmu_evcntr function in arch/arm64/kvm/sys_regs.c in the Linux kernel before 4.8.11 allows privileged KVM guest OS users to cause a denial of service (assertion failure and host OS crash) by accessing the Performance Monitors Cycle Count Register (PMCCNTR).

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 6.0 MEDIUM
Vector:  CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/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=9e3f7a29694049edd728e2400ab57ad7553e5aa9 Issue Tracking Patch Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.11 Release Notes Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1492984 Issue Tracking Patch Third Party Advisory
https://github.com/torvalds/linux/commit/9e3f7a29694049edd728e2400ab57ad7553e5aa9 Issue Tracking Patch Third Party Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-617 Reachable Assertion NIST   Red Hat, Inc.  

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)
4.8.10


Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-12168
NVD Published Date:
09/20/2017
NVD Last Modified:
10/09/2019