CVE-2017-17381

LOW

Description

The Virtio Vring implementation in QEMU allows local OS guest users to cause a denial of service (divide-by-zero error and QEMU process crash) by unsetting vring alignment while updating Virtio rings.

References

http://www.openwall.com/lists/oss-security/2017/12/05/2

http://www.securityfocus.com/bid/102059

https://lists.gnu.org/archive/html/qemu-devel/2017-12/msg00166.html

https://usn.ubuntu.com/3575-1/

https://www.debian.org/security/2018/dsa-4213

Details

Source: MITRE

Published: 2017-12-07

Updated: 2018-06-01

Type: CWE-369

Risk Information

CVSS v2.0

Base Score: 2.1

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

Impact Score: 2.9

Exploitability Score: 3.9

Severity: LOW

CVSS v3.0

Base Score: 6.5

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

Impact Score: 4

Exploitability Score: 2

Severity: MEDIUM