Vulnerability Monitor

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CVE-2016-9907

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.

Published

2016-12-23T22:59:00.410

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv3.1: 6.5 (MEDIUM)

CVSSv2 Vector

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

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

3.9

Impact Score

6.9

Weaknesses

Type: Primary
CWE-772

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	qemu	qemu	≤ 2.7.1	Yes
Operating System	debian	debian_linux	8.0	Yes
Application	redhat	openstack	6.0	Yes
Application	redhat	openstack	7.0	Yes
Application	redhat	openstack	8	Yes
Application	redhat	openstack	9	Yes
Application	redhat	openstack	10	Yes
Application	redhat	openstack	11	Yes
Application	redhat	virtualization	4.0	Yes
Operating System	redhat	enterprise_linux	7.0	No

References

http://www.openwall.com/lists/oss-security/2016/12/08/3 Mailing List, Patch, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/94759 Third Party Advisory, VDB Entry ([email protected])
https://access.redhat.com/errata/RHSA-2017:2392 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2017:2408 Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html Mailing List, Third Party Advisory ([email protected])
https://security.gentoo.org/glsa/201701-49 Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2016/12/08/3 Mailing List, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/94759 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2017:2392 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2017:2408 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201701-49 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)