CVE-2017-5552

Published: 15 March 2017

Memory leak in the virgl_resource_attach_backing function in hw/display/virtio-gpu-3d.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (host memory consumption) via a large number of VIRTIO_GPU_CMD_RESOURCE_ATTACH_BACKING commands.

Priority

Cvss 3 Severity Score

6.5

Score breakdown

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-5ubuntu10.11)
	yakkety	Released (1:2.6.1+dfsg-0ubuntu5.4)
	zesty	Released (1:2.8+dfsg-3ubuntu2.1)
	Patches: upstream: http://git.qemu.org/?p=qemu.git;a=commit;h=33243031dad02d161225ba99d782616da133f68
qemu-kvm Launchpad, Ubuntu, Debian	precise	Not vulnerable (code not present)
	trusty	Does not exist
	upstream	Not vulnerable
	xenial	Does not exist
	yakkety	Does not exist
	zesty	Does not exist

Severity score breakdown

Parameter	Value
Base score	6.5
Attack vector	Local
Attack complexity	Low
Privileges required	Low
User interaction	None
Scope	Changed
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

References

Bugs

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