CVE-2016-4952

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

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

CVE-2016-4952

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
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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:*:*:*:*:*:*:*:*: