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CVE-2016-4037

CVE information

Published

7 years ago

Last Modified

1 year ago

CVSSv2.0 Severity

Medium

CVSSv3.1 Severity

Medium

Impact Analysis

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Description

The ehci_advance_state function in hw/usb/hcd-ehci.c in QEMU allows local guest OS administrators to cause a denial of service (infinite loop and CPU consumption) via a circular split isochronous transfer descriptor (siTD) list, a related issue to CVE-2015-8558..

CVSSv2.0 Score

Severity
Medium
Base Score
4.9/10
Exploit Score
3.9/10
Access Vector
Local
Access Complexity
Low
Authentication Required
None
Impact Score
6.9/10
Confidentiality Impact
None
Availability Impact
Complete
Integrity Impact
None

CVSSv3.1 Score

Severity
Medium
Base Score
6/10
Exploit Score
1.5/10
Access Vector
Local
Access Complexity
Low
Privileges Required
High
Impact Score
4/10
Confidentiality Impact
None
Availability Impact
High
Integrity Impact
None
Scope
Changed
User Interaction
None

Products Affected

CPE Affected Vulnerable Excluding Edit
cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
  Yes
- -
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
  Yes
- -
cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
  Yes
- -
cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:a:qemu:qemu:2.6.0:rc1:*:*:*:*:*:*
  Yes
- -
cpe:2.3:a:qemu:qemu:2.6.0:rc2:*:*:*:*:*:*
  Yes
- -
cpe:2.3:a:qemu:qemu:2.6.0:rc0:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
  Yes
- -

References