CVE-2016-4952

MEDIUM

QEMU < 2.6.2 - Denial of Service via PVSCSI SCSI Command Handling

Title source: llm
STIX 2.1

Description

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.

References (7)

Core 7
Core References
Third Party Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-3047-1
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/05/23/1
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/05/23/4
Mailing List, Patch, Third Party Advisory mailing-list x_refsource_mlist
https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg03774.html
Third Party Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-3047-2
Issue Tracking, Third Party Advisory x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=1334384
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html

Scores

CVSS v3 6.0
EPSS 0.0011
EPSS Percentile 29.0%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

Details

CWE
CWE-787
Status published
Products (5)
canonical/ubuntu_linux 12.04
canonical/ubuntu_linux 14.04
canonical/ubuntu_linux 16.04
debian/debian_linux 8.0
qemu/qemu < 2.6.2
Published Sep 02, 2016
Tracked Since Feb 18, 2026