CVE-2016-3713

CVSS V2 Medium 5.6 CVSS V3 High 7.1
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.
Overview
  • CVE ID
  • CVE-2016-3713
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2016-06-27T10:59:05
  • Last Modified Date
  • 2016-06-27T17:57:26
Weakness Enumerations
CWE URL
CWE-284 http://cwe.mitre.org/data/definitions/284.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 1 OR 4.6
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:P/I:N/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 5.6
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.9
  • Impact Score
  • 7.8
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.1
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.2
References
Reference URL Reference Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1332139
http://www.openwall.com/lists/oss-security/2016/05/16/2
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9842df62004f366b9fed2423e24df10542ee0dc5 Vendor Advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.1
https://github.com/torvalds/linux/commit/9842df62004f366b9fed2423e24df10542ee0dc5 Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2016-3713
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-3713
History
Created Old Value New Value Data Type Notes
2022-05-10 10:15:33 Added to TrackCVE
2022-12-02 10:04:14 2016-06-27T10:59Z 2016-06-27T10:59:05 CVE Published Date updated
2022-12-02 10:04:14 2016-06-27T17:57:26 CVE Modified Date updated
2022-12-02 10:04:14 Analyzed Vulnerability Status updated