CVE-2016-5403

MEDIUM

Description

The virtqueue_pop function in hw/virtio/virtio.c in QEMU allows local guest OS administrators to cause a denial of service (memory consumption and QEMU process crash) by submitting requests without waiting for completion.

References

http://rhn.redhat.com/errata/RHSA-2016-1585.html

http://rhn.redhat.com/errata/RHSA-2016-1586.html

http://rhn.redhat.com/errata/RHSA-2016-1606.html

http://rhn.redhat.com/errata/RHSA-2016-1607.html

http://rhn.redhat.com/errata/RHSA-2016-1652.html

http://rhn.redhat.com/errata/RHSA-2016-1653.html

http://rhn.redhat.com/errata/RHSA-2016-1654.html

http://rhn.redhat.com/errata/RHSA-2016-1655.html

http://rhn.redhat.com/errata/RHSA-2016-1756.html

http://rhn.redhat.com/errata/RHSA-2016-1763.html

http://rhn.redhat.com/errata/RHSA-2016-1943.html

http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html

http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html

http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html

http://www.securityfocus.com/bid/92148

http://www.securitytracker.com/id/1036476

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

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

http://xenbits.xen.org/xsa/advisory-184.html

https://bugzilla.redhat.com/show_bug.cgi?id=1358359

Details

Source: MITRE

Published: 2016-08-02

Updated: 2018-01-05

Type: CWE-399

Risk Information

CVSS v2.0

Base Score: 4.9

Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:C)

Impact Score: 6.9

Exploitability Score: 3.9

Severity: MEDIUM

CVSS v3.0

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM