CVE-2016-2198

MEDIUM

QEMU < 2.5.1.1 - Denial of Service via USB EHCI Capabilities Register Write

Title source: llm
STIX 2.1

Description

QEMU (aka Quick Emulator) built with the USB EHCI emulation support is vulnerable to a null pointer dereference flaw. It could occur when an application attempts to write to EHCI capabilities registers. A privileged user inside quest could use this flaw to crash the QEMU process instance resulting in DoS.

References (6)

Core 6
Core References
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/01/30/2
Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
Issue Tracking, Third Party Advisory x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=1301643
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/01/29/6
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201604-01
Patch, Vendor Advisory mailing-list x_refsource_mlist
https://lists.gnu.org/archive/html/qemu-devel/2016-01/msg05899.html

Scores

CVSS v3 5.5
EPSS 0.0010
EPSS Percentile 27.9%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-476
Status published
Products (3)
debian/debian_linux 8.0
qemu/qemu 2.6.0 rc0 (5 CPE variants)
qemu/qemu < 2.5.1.1
Published Dec 29, 2016
Tracked Since Feb 18, 2026