CVE-2016-7170

Published on: 12/09/2016 12:00:00 AM UTC

Last Modified on: 03/23/2021 11:27:06 PM UTC

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Certain versions of Debian Linux from Debian contain the following vulnerability:

The vmsvga_fifo_run function in hw/display/vmware_vga.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (out-of-bounds write and QEMU process crash) via vectors related to cursor.mask[] and cursor.image[] array sizes when processing a DEFINE_CURSOR svga command.

  • CVE-2016-7170 has been assigned by [email protected] to track the vulnerability - currently rated as MEDIUM severity.

CVSS3 Score: 4.4 - MEDIUM

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
LOCAL LOW HIGH NONE
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED NONE NONE HIGH

CVSS2 Score: 2.1 - LOW

Access
Vector
Access
Complexity
Authentication
LOCAL LOW NONE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
NONE NONE PARTIAL

CVE References

Description Tags Link
QEMU CVE-2016-7170 Denial of Service Vulnerability Third Party Advisory
VDB Entry
cve.report (archive)
text/html
URL Logo BID 92904
[SECURITY] [DLA 1599-1] qemu security update Mailing List
Third Party Advisory
lists.debian.org
text/html
URL Logo MLIST [debian-lts-announce] 20181130 [SECURITY] [DLA 1599-1] qemu security update
[Qemu-devel] [PATCH] vmsvga: correct bitmap and pixmap size checks Patch
Third Party Advisory
lists.gnu.org
text/x-diff
MLIST [qemu-devel] 20160908 [PATCH] vmsvga: correct bitmap and pixmap size checks
oss-security - Re: CVE Request Qemu: vmware_vga: OOB stack memory access when processing svga command Mailing List
Third Party Advisory
www.openwall.com
text/html
URL Logo MLIST [oss-security] 20160909 Re: CVE Request Qemu: vmware_vga: OOB stack memory access when processing svga command
git.qemu.org Git - qemu.git/commit Patch
Vendor Advisory
git.qemu.org
text/xml
URL Logo CONFIRM git.qemu.org/?p=qemu.git;a=commit;h=167d97a3def77ee2dbf6e908b0ecbfe2103977db
oss-security - CVE Request Qemu: vmware_vga: OOB stack memory access when processing svga command Mailing List
Third Party Advisory
www.openwall.com
text/html
URL Logo MLIST [oss-security] 20160909 CVE Request Qemu: vmware_vga: OOB stack memory access when processing svga command
openSUSE-SU-2016:3237-1: moderate: Security update for qemu Mailing List
Third Party Advisory
lists.opensuse.org
text/html
URL Logo SUSE openSUSE-SU-2016:3237

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
Operating
System
DebianDebian Linux8.0AllAllAll
Operating
System
DebianDebian Linux8.0AllAllAll
Operating
System
OpensuseLeap42.2AllAllAll
Operating
System
OpensuseLeap42.2AllAllAll
ApplicationQemuQemuAllAllAllAll
  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:opensuse:leap:42.2:*:*:*:*:*:*:*:
  • cpe:2.3:o:opensuse:leap:42.2:*:*:*:*:*:*:*:
  • cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*: