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[email protected]NVD:CVE-2016-7422

HistoryDec 10, 2016 - 12:59 a.m.

CVE-2016-7422

2016-12-1000:59:18

CWE-120

[email protected]

web.nvd.nist.gov

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

5.6

Confidence

High

EPSS

0.001

Percentile

26.7%

JSON

The virtqueue_map_desc function in hw/virtio/virtio.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (NULL pointer dereference and QEMU process crash) via a large I/O descriptor buffer length value.

Affected configurations

Nvd

Node

qemuqemuRange≤2.7.1

Node

opensuseleapMatch42.2

Node

redhatopenstackMatch6.0

redhatopenstackMatch7.0

redhatopenstackMatch8

redhatopenstackMatch9

redhatopenstackMatch10

redhatopenstackMatch11

Node

redhatvirtualizationMatch4.0

AND

redhatenterprise_linuxMatch7.0

VendorProductVersionCPE
qemuqemu*cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*
opensuseleap42.2cpe:2.3:o:opensuse:leap:42.2:*:*:*:*:*:*:*
redhatopenstack6.0cpe:2.3:a:redhat:openstack:6.0:*:*:*:*:*:*:*
redhatopenstack7.0cpe:2.3:a:redhat:openstack:7.0:*:*:*:*:*:*:*
redhatopenstack8cpe:2.3:a:redhat:openstack:8:*:*:*:*:*:*:*
redhatopenstack9cpe:2.3:a:redhat:openstack:9:*:*:*:*:*:*:*
redhatopenstack10cpe:2.3:a:redhat:openstack:10:*:*:*:*:*:*:*
redhatopenstack11cpe:2.3:a:redhat:openstack:11:*:*:*:*:*:*:*
redhatvirtualization4.0cpe:2.3:a:redhat:virtualization:4.0:*:*:*:*:*:*:*
redhatenterprise_linux7.0cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
qemu	qemu	*	cpe:2.3:a:qemu:qemu::::::::
opensuse	leap	42.2	cpe:2.3:o:opensuse:leap:42.2:::::::*
redhat	openstack	6.0	cpe:2.3:a:redhat:openstack:6.0:::::::*
redhat	openstack	7.0	cpe:2.3:a:redhat:openstack:7.0:::::::*
redhat	openstack	8	cpe:2.3:a:redhat:openstack:8:::::::*
redhat	openstack	9	cpe:2.3:a:redhat:openstack:9:::::::*
redhat	openstack	10	cpe:2.3:a:redhat:openstack:10:::::::*
redhat	openstack	11	cpe:2.3:a:redhat:openstack:11:::::::*
redhat	virtualization	4.0	cpe:2.3:a:redhat:virtualization:4.0:::::::*
redhat	enterprise_linux	7.0	cpe:2.3:o:redhat:enterprise_linux:7.0:::::::*