CVE-2016-4952

Published on: 09/02/2016 12:00:00 AM UTC

Last Modified on: 03/23/2021 11:26:58 PM UTC

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

Certain versions of Ubuntu Linux from Canonical contain the following vulnerability:

QEMU (aka Quick Emulator), when built with VMWARE PVSCSI paravirtual SCSI bus emulation support, allows local guest OS administrators to cause a denial of service (out-of-bounds array access) via vectors related to the (1) PVSCSI_CMD_SETUP_RINGS or (2) PVSCSI_CMD_SETUP_MSG_RING SCSI command.

  • CVE-2016-4952 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as MEDIUM severity.

CVSS3 Score: 6 - MEDIUM

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

CVSS2 Score: 1.9 - LOW

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

CVE References

Description Tags Link
[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
oss-security - CVE request: Qemu: scsi: pvscsi: out-of-bounds access issue in pvsci_ring_init_msg/data routines Mailing List
Third Party Advisory
www.openwall.com
text/html
URL Logo MLIST [oss-security] 20160523 CVE request: Qemu: scsi: pvscsi: out-of-bounds access issue in pvsci_ring_init_msg/data routines
USN-3047-1: QEMU vulnerabilities | Ubuntu Third Party Advisory
www.ubuntu.com
text/html
URL Logo UBUNTU USN-3047-1
USN-3047-2: QEMU regression | Ubuntu Third Party Advisory
www.ubuntu.com
text/html
URL Logo UBUNTU USN-3047-2
Bug 1334384 – CVE-2016-4952 Qemu: scsi: pvscsi: out-of-bounds access issue in pvsci_ring_init_msg/data routines Issue Tracking
Third Party Advisory
bugzilla.redhat.com
text/html
URL Logo CONFIRM bugzilla.redhat.com/show_bug.cgi?id=1334384
oss-security - Re: CVE request: Qemu: scsi: pvscsi: out-of-bounds access issue in pvsci_ring_init_msg/data routines Mailing List
Third Party Advisory
www.openwall.com
text/html
URL Logo MLIST [oss-security] 20160523 Re: CVE request: Qemu: scsi: pvscsi: out-of-bounds access issue in pvsci_ring_init_msg/data routines
[Qemu-devel] [PATCH] scsi: pvscsi: check command descriptor ring buffer Mailing List
Patch
Third Party Advisory
lists.gnu.org
text/x-diff
URL Logo MLIST [qemu-devel] 20160523 [Qemu-devel] [PATCH] scsi: pvscsi: check command descriptor ring buffer

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
Operating
System
CanonicalUbuntu Linux12.04AllAllAll
Operating
System
CanonicalUbuntu Linux14.04AllAllAll
Operating
System
CanonicalUbuntu Linux16.04AllAllAll
Operating
System
CanonicalUbuntu Linux12.04AllAllAll
Operating
System
CanonicalUbuntu Linux14.04AllAllAll
Operating
System
CanonicalUbuntu Linux16.04AllAllAll
Operating
System
DebianDebian Linux8.0AllAllAll
Operating
System
DebianDebian Linux8.0AllAllAll
ApplicationQemuQemuAllAllAllAll
  • cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*:
  • cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*:
  • cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*:
  • cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*:
  • cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*:
  • cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*:
  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*: