CVE-2016-9912

Published: 23 December 2016

Quick Emulator (Qemu) built with the Virtio GPU Device emulator support is vulnerable to a memory leakage issue. It could occur while destroying gpu resource object in 'virtio_gpu_resource_destroy'. A guest user/process could use this flaw to leak host memory bytes, resulting in DoS for a host.

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	Needed
	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-project.org/?p=qemu.git;a=commit;h=b8e23926c568f2e963af39028b71c472e3023793
qemu-kvm Launchpad, Ubuntu, Debian	precise	Not vulnerable (code not present)
	trusty	Does not exist
	upstream	Needed
	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

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=847391

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