CVE-2016-4952

LOW

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

http://www.openwall.com/lists/oss-security/2016/05/23/1

http://www.openwall.com/lists/oss-security/2016/05/23/4

http://www.ubuntu.com/usn/USN-3047-1

http://www.ubuntu.com/usn/USN-3047-2

https://bugzilla.redhat.com/show_bug.cgi?id=1334384

https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html

https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg03774.html

Details

Source: MITRE

Published: 2016-09-02

Updated: 2020-10-21

Type: CWE-787

Risk Information

CVSS v2.0

Base Score: 1.9

Vector: AV:L/AC:M/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 3.4

Severity: LOW

CVSS v3.0

Base Score: 6

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

Impact Score: 4

Exploitability Score: 1.5

Severity: MEDIUM