Bug 1418200 – CVE-2017-2615 Qemu: display: cirrus: oob access while doing bitblt copy backward mode

Bugzilla will be upgraded to version 5.0. The upgrade date is tentatively scheduled for 2 December 2018, pending final testing and feedback.

Bug 1418200 - (CVE-2017-2615) CVE-2017-2615 Qemu: display: cirrus: oob access while doing bitblt copy backward mode

Summary:	CVE-2017-2615 Qemu: display: cirrus: oob access while doing bitblt copy backw...

Status:	CLOSED ERRATA

Aliases:	CVE-2017-2615

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	high Severity high
Target Milestone:	---
Target Release:	---
Assigned To:	Red Hat Product Security
QA Contact:
Docs Contact:

URL:
Whiteboard:	impact=important,public=20170124,repo...
Keywords:	Security

Depends On:	1418206 1418230 1418231 1418232 1418233 1418234 1418236 1418237 1418238 1418239 1418240 1418241 1418242 1418243 1419367 1419368 1419416 1419417 1421564
Blocks:	1418051
	Show dependency tree / graph

Reported:	2017-02-01 04:28 EST by Prasad J Pandit
Modified:	2018-07-25 06:13 EDT (History)
CC List:	41 users (show)

See Also:
Fixed In Version:
Doc Type:	If docs needed, set a value
Doc Text:	Quick emulator (QEMU) built with the Cirrus CLGD 54xx VGA emulator support is vulnerable to an out-of-bounds access issue. It could occur while copying VGA data via bitblt copy in backward mode. A privileged user inside a guest could use this flaw to crash the QEMU process resulting in DoS or potentially execute arbitrary code on the host with privileges of QEMU process on the host.
Story Points:	---
Clone Of:
Environment:
Last Closed:	2018-07-25 06:13:12 EDT
Type:	---
Regression:	---
Mount Type:	---
Documentation:	---
CRM:
Verified Versions:
Category:	---
oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---

Attachments	(Terms of Use)
Add an attachment (proposed patch, testcase, etc.)

External Trackers
Tracker	ID	Priority	Status	Summary	Last Updated
Red Hat Product Errata	RHSA-2017:0309	normal	SHIPPED_LIVE	Important: qemu-kvm security and bug fix update	2017-02-23 17:35:59 EST
Red Hat Product Errata	RHSA-2017:0328	normal	SHIPPED_LIVE	Important: qemu-kvm-rhev security update	2017-02-27 23:12:53 EST
Red Hat Product Errata	RHSA-2017:0329	normal	SHIPPED_LIVE	Important: qemu-kvm-rhev security update	2017-02-27 23:12:47 EST
Red Hat Product Errata	RHSA-2017:0330	normal	SHIPPED_LIVE	Important: qemu-kvm-rhev security update	2017-02-27 23:12:41 EST
Red Hat Product Errata	RHSA-2017:0331	normal	SHIPPED_LIVE	Important: qemu-kvm-rhev security update	2017-02-27 23:12:35 EST
Red Hat Product Errata	RHSA-2017:0332	normal	SHIPPED_LIVE	Important: qemu-kvm-rhev security update	2017-02-27 23:12:29 EST
Red Hat Product Errata	RHSA-2017:0333	normal	SHIPPED_LIVE	Important: qemu-kvm-rhev security update	2017-02-27 23:12:23 EST
Red Hat Product Errata	RHSA-2017:0334	normal	SHIPPED_LIVE	Important: qemu-kvm-rhev security update	2017-02-27 23:12:16 EST
Red Hat Product Errata	RHSA-2017:0344	normal	SHIPPED_LIVE	Important: qemu-kvm-rhev security update	2017-02-28 14:21:54 EST
Red Hat Product Errata	RHSA-2017:0350	normal	SHIPPED_LIVE	Important: qemu-kvm-rhev security and bug fix update	2017-03-01 07:59:14 EST
Red Hat Product Errata	RHSA-2017:0396	normal	SHIPPED_LIVE	Important: qemu-kvm security and bug fix update	2017-03-02 17:07:28 EST
Red Hat Product Errata	RHSA-2017:0454	normal	SHIPPED_LIVE	Important: kvm security update	2017-03-07 11:02:09 EST

Groups: None (edit)

Description Prasad J Pandit 2017-02-01 04:28:36 EST

Quick emulator(Qemu) built with the Cirrus CLGD 54xx VGA Emulator support is
vulnerable to an out-of-bounds access issue. It could occur while copying
VGA data via bitblt copy in backward mode.

A privileged user inside guest could use this flaw to crash the Qemu process
resulting in DoS OR potentially execute arbitrary code on the host with
privileges of Qemu process on the host.

Upstream patch
--------------
  -> https://lists.gnu.org/archive/html/qemu-devel/2017-02/msg00015.html

Reference:
----------
  -> http://www.openwall.com/lists/oss-security/2017/02/01/6

Comment 1 Prasad J Pandit 2017-02-01 04:29:06 EST

Acknowledgments:

Name: Wjjzhang (Tencent.com Inc.), Li Qiang (360.cn Inc.)

Comment 2 Prasad J Pandit 2017-02-01 04:40:05 EST

Created qemu tracking bugs for this issue:

Affects: fedora-all [bug 1418206]

Comment 6 Prasad J Pandit 2017-02-01 06:08:25 EST

Created xen tracking bugs for this issue:

Affects: fedora-all [bug 1418243]

Comment 16 errata-xmlrpc 2017-02-23 12:44:33 EST

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6

Via RHSA-2017:0309 https://rhn.redhat.com/errata/RHSA-2017-0309.html

Comment 17 errata-xmlrpc 2017-02-27 18:13:52 EST

This issue has been addressed in the following products:

  Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 6

Via RHSA-2017:0334 https://rhn.redhat.com/errata/RHSA-2017-0334.html

Comment 18 errata-xmlrpc 2017-02-27 18:15:17 EST

This issue has been addressed in the following products:

  Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7

Via RHSA-2017:0333 https://rhn.redhat.com/errata/RHSA-2017-0333.html

Comment 19 errata-xmlrpc 2017-02-27 18:16:35 EST

This issue has been addressed in the following products:

  Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7

Via RHSA-2017:0332 https://rhn.redhat.com/errata/RHSA-2017-0332.html

Comment 20 errata-xmlrpc 2017-02-27 18:17:52 EST

This issue has been addressed in the following products:

  Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7

Via RHSA-2017:0331 https://rhn.redhat.com/errata/RHSA-2017-0331.html

Comment 21 errata-xmlrpc 2017-02-27 18:19:10 EST

This issue has been addressed in the following products:

  Red Hat OpenStack Platform 8.0 (Liberty)

Via RHSA-2017:0330 https://rhn.redhat.com/errata/RHSA-2017-0330.html

Comment 22 errata-xmlrpc 2017-02-27 18:20:36 EST

This issue has been addressed in the following products:

  Red Hat OpenStack Platform 9.0 (Mitaka)

Via RHSA-2017:0329 https://rhn.redhat.com/errata/RHSA-2017-0329.html

Comment 23 errata-xmlrpc 2017-02-27 18:21:54 EST

This issue has been addressed in the following products:

  Red Hat OpenStack Platform 10.0 (Newton)

Via RHSA-2017:0328 https://rhn.redhat.com/errata/RHSA-2017-0328.html

Comment 24 errata-xmlrpc 2017-02-28 09:22:48 EST

This issue has been addressed in the following products:

  RHEV 3.X Hypervisor and Agents for RHEL-6

Via RHSA-2017:0344 https://rhn.redhat.com/errata/RHSA-2017-0344.html

Comment 25 errata-xmlrpc 2017-03-01 03:00:22 EST

This issue has been addressed in the following products:

  RHEV 3.X Hypervisor and Agents for RHEL-7
  RHEV 4.X RHEV-H and Agents for RHEL-7

Via RHSA-2017:0350 https://rhn.redhat.com/errata/RHSA-2017-0350.html

Comment 26 errata-xmlrpc 2017-03-02 12:28:27 EST

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2017:0396 https://rhn.redhat.com/errata/RHSA-2017-0396.html

Comment 27 errata-xmlrpc 2017-03-07 06:02:21 EST

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 5

Via RHSA-2017:0454 https://rhn.redhat.com/errata/RHSA-2017-0454.html

Note You need to log in before you can comment on or make changes to this bug.

ailan
amitshah
apevec
areis
berrange
cfergeau
chrisw
cvsbot-xmlrpc
drjones
dwmw2
gmollett
imammedo
itamar
jen
jjoyce
jschluet
kbasil
knoel
kraxel
lhh
lpeer
markmc
m.a.young
mburns
mkenneth
mrezanin
mst
pbonzini
ppandit
rbryant
rjones
rkrcmar
sclewis
srevivo
tdecacqu
virt-maint
virt-maint
vkuznets
xen-maint
yozone
zhanghongming