CVE-2016-7466 | BDVDB-2026-79575 Detail
Description#
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.
Impact#
No impact statement in the source data.
Weaknesses#
No weakness recorded in the source data.
References#
- http://www.openwall.com/lists/oss-security/2016/09/19/8
- http://www.openwall.com/lists/oss-security/2016/09/20/3
- https://security.gentoo.org/glsa/201611-11
- http://www.securityfocus.com/bid/93029
- https://access.redhat.com/errata/RHSA-2017:2392
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=b53dd4495ced2432a0b652ea895e651d07336f7e
- https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg02773.html
- https://access.redhat.com/errata/RHSA-2017:2408
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.