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CVE-2016-7466

Published: 21 September 2016

Memory leak in the usb_xhci_exit function in hw/usb/hcd-xhci.c in QEMU (aka Quick Emulator), when the xhci uses msix, allows local guest OS administrators to cause a denial of service (memory consumption and possibly QEMU process crash) by repeatedly unplugging a USB device.

Priority

Low

CVSS 3 base score: 6.0

Status

Package Release Status
qemu
Launchpad, Ubuntu, Debian
precise Does not exist

trusty Not vulnerable
(code not present)
upstream Needs triage

xenial
Released (1:2.5+dfsg-5ubuntu10.6)
yakkety
Released (1:2.6.1+dfsg-0ubuntu5.1)
Patches:
upstream: http://git.qemu.org/?p=qemu.git;a=commit;h=b53dd4495ced2432a0b652ea895e651d07336f7e
qemu-kvm
Launchpad, Ubuntu, Debian
precise Not vulnerable
(code not present)
trusty Does not exist

upstream Needs triage

xenial Does not exist

yakkety Does not exist