CVE-2016-0749

Publication date 9 June 2016

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

The smartcard interaction in SPICE allows remote attackers to cause a denial of service (QEMU-KVM process crash) or possibly execute arbitrary code via vectors related to connecting to a guest VM, which triggers a heap-based buffer overflow.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
spice	17.04 zesty	Fixed 0.12.6-4ubuntu1
	16.10 yakkety	Fixed 0.12.6-4ubuntu1
	16.04 LTS xenial	Fixed 0.12.6-4ubuntu0.1
	15.10 wily	Fixed 0.12.5-1.1ubuntu2.1
	14.04 LTS trusty	Fixed 0.12.4-0nocelt2ubuntu1.3
	12.04 LTS precise	Ignored end of life

Notes

mdeslaur

technically, this doesn't affect trusty since it is compiled with --disable-smartcard.

Severity score breakdown

Parameter	Value
Base score	9.8 · Critical
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H