CVE-2016-9907

medium

Description

Quick Emulator (Qemu) built with the USB redirector usb-guest support is vulnerable to a memory leakage flaw. It could occur while destroying the USB redirector in 'usbredir_handle_destroy'. A guest user/process could use this issue to leak host memory, resulting in DoS for a host.

References

http://www.securityfocus.com/bid/94759

http://www.openwall.com/lists/oss-security/2016/12/08/3

https://security.gentoo.org/glsa/201701-49

https://access.redhat.com/errata/RHSA-2017:2408

https://access.redhat.com/errata/RHSA-2017:2392

https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html

Details

Source: MITRE

Published: 2016-12-23

Updated: 2021-08-04

Type: CWE-772

Risk Information

CVSS v2

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

Base Score: 6.5

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

Impact Score: 4

Exploitability Score: 2

Severity: MEDIUM