JVN/CVE Demo: Nvdinfos

NVD

Id: 22524
Name: CVE-2016-9921
Description: Quick emulator (Qemu) built with the Cirrus CLGD 54xx VGA Emulator support is vulnerable to a divide by zero issue. It could occur while copying VGA data when cirrus graphics mode was set to be VGA. A privileged user inside guest could use this flaw to crash the Qemu process instance on the host, resulting in DoS.
Reject
CVSS Version: 2
CVSS Score: 2.1
Severity: Low
CVSS Base Score: 2.1
CVSS Impact Subscore: 2.9
CVSS Exploit Subscore: 3.9
CVSS Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:P)
Pub Date: 2017-01-19
Published: 2016-12-23
Modified Date: 2016-12-27
Seq: 2016-9921

Actions

Related NVD References

Id	NVD Id	NVD No.	Reference	Actions
119352	22524	CVE-2016-9921	[oss-security] 20161209 Re: CVE request Qemu: display: cirrus_vga: a divide by zero in cirrus_do_copy	View
119353	22524	CVE-2016-9921	94803	View

History
+
Request History
4 previous requests available
====
Session
+
Session
- 0(null)
====
Request
+
Request

Cake Params
- plugin(null)
- controllernvdinfos
- actionview
- named(empty)
- pass(array)
  022524
Post data

No post data.

Query string

No querystring data.

Cookie

To view Cookies, add CookieComponent to Controller

Current Route
- keys(array)
  0controller
  1action
- options(array)
  defaultRoute(true)
- defaults(array)
  plugin(null)
- template/:controller/:action/*
====
Sql Log
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Sql Logs

default
No query logs.

====

Timer

Memory

Peak Memory Use 4.54 MB

Message	Memory use
Component initialization	1.39 MB
Controller action start	1.49 MB
Controller render start	2.26 MB
View render complete	3.12 MB

Timers

Total Request Time: 325 (ms)

Message	Time in ms	Graph
Core Processing (Derived from $_SERVER["REQUEST_TIME"])	2.64
Event: Controller.initialize	0.02
Event: Controller.startup	0.06
Controller action	285.49
Event: Controller.beforeRender	4.05
» Processing toolbar data	3.96
Rendering View	28.30
» Event: View.beforeRender	0.02
» Rendering APP/View/Nvdinfos/view.ctp	26.81
» Event: View.afterRender	0.02
» Event: View.beforeLayout	0.02
» Rendering APP/View/Layouts/default.ctp	1.02
» » Rendering CORE/Cake/View/Elements/sql_dump.ctp	0.24
Event: View.afterLayout	0.00

====

Log
+

Logs

There were no log entries made this request

====
Variables
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View Variables
- nvdinfo(array)
  Nvdinfo(array)
  id22524
  nameCVE-2016-9921
  descriptionQuick emulator (Qemu) built with the Cirrus CLGD 54xx VGA Emulator support is vulnerable to a divide by zero issue. It could occur while copying VGA data when cirrus graphics mode was set to be VGA. A privileged user inside guest could use this flaw to crash the Qemu process instance on the host, resulting in DoS.
  reject(null)
  CVSS_version2
  CVSS_score2.1
  severityLow
  CVSS_base_score2.1
  CVSS_impact_subscore2.9
  CVSS_exploit_subscore3.9
  nvd_xml_version(null)
  CVSS_vector(AV:L/AC:L/Au:N/C:N/I:N/A:P)
  sourcecve
  pub_date2017-01-19
  published2016-12-23
  modified_date2016-12-27
  typeCVE
  seq2016-9921
  deleted(null)
  created(null)
  modified(null)
  Jvninfo(empty)
  Nvdref(array)
  0(array)
  id119352
  name(null)
  nvdinfo_id22524
  nvdinfo_nameCVE-2016-9921
  reference[oss-security] 20161209 Re: CVE request Qemu: display: cirrus_vga: a divide by zero in cirrus_do_copy
  sourceMLIST
  urlhttp://www.openwall.com/lists/oss-security/2016/12/09/1
  deleted(null)
  created(null)
  modified(null)
  1(array)
  id119353
  name(null)
  nvdinfo_id22524
  nvdinfo_nameCVE-2016-9921
  reference94803
  sourceBID
  urlhttp://www.securityfocus.com/bid/94803
  deleted(null)
  created(null)
  modified(null)
- $request->data(empty)
- $this->validationErrors(array)
  Nvdinfo(empty)
  Jvninfo(empty)
  Nvdref(empty)
- Loaded Helpers(array)
  0Number
  1SimpleGraph
  2DebugTimer
  3Toolbar
  4Html
  5Text
  6Form
  7Session
  8HtmlToolbar
====

Environment

App Constants

No application environment available.

CakePHP Constants

Constant	Value
APP	/virtual/inogo77/public_html/jvn/app/
APP_DIR	app
APPLIBS	/virtual/inogo77/public_html/jvn/app/Lib/
CACHE	/virtual/inogo77/public_html/jvn/app/tmp/cache/
CAKE	/virtual/inogo77/public_html/jvn/lib/Cake/
CAKE_CORE_INCLUDE_PATH	/virtual/inogo77/public_html/jvn/lib
CORE_PATH	/virtual/inogo77/public_html/jvn/lib/
CAKE_VERSION	2.6.0
CSS	/virtual/inogo77/public_html/jvn/app/webroot/css/
CSS_URL	css/
DS	/
FULL_BASE_URL	http://inogo77.s500.xrea.com
IMAGES	/virtual/inogo77/public_html/jvn/app/webroot/img/
IMAGES_URL	img/
JS	/virtual/inogo77/public_html/jvn/app/webroot/js/
JS_URL	js/
LOGS	/virtual/inogo77/public_html/jvn/app/tmp/logs/
ROOT	/virtual/inogo77/public_html/jvn
TESTS	/virtual/inogo77/public_html/jvn/app/Test/
TMP	/virtual/inogo77/public_html/jvn/app/tmp/
VENDORS	/virtual/inogo77/public_html/jvn/vendors/
WEBROOT_DIR	webroot
WWW_ROOT	/virtual/inogo77/public_html/jvn/app/webroot/

PHP Environment

Environment Variable	Value
Php Version	5.6.40
Phprc	php56.ini
Php Fcgi Children	1
Pwd	/virtual/inogo77/public_html/.fast-cgi-bin
Php Fcgi Max Requests	10000
Shlvl	0
Path	/usr/local/bin:/usr/bin:/bin
Http Connection	close
Script Name	/jvn/app/webroot/index.php
Request Uri	/jvn/nvdinfos/view/22524
Query String
Request Method	GET
Server Protocol	HTTP/1.1
Gateway Interface	CGI/1.1
Redirect Url	/jvn/app/webroot/nvdinfos/view/22524
Remote Port	8682
Script Filename	/virtual/inogo77/public_html/jvn/app/webroot/index.php
Server Admin	[no address given]
Context Document Root	/virtual/inogo77/public_html
Context Prefix
Request Scheme	http
Document Root	/virtual/inogo77/public_html
Remote Addr	18.190.239.5
Server Port	80
Server Addr	160.251.151.205
Server Name	inogo77.s500.xrea.com
Server Software	Apache
Server Signature
Http Host	inogo77.s500.xrea.com
Http Accept Encoding	gzip, br, zstd, deflate
Http Cookie	advanced-frontend=0k9q7tho2a3p43uvl4lraeuvi5
Http User Agent	Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
Http Accept	/
Gem Home	/usr/local/rvm/gems/ruby-2.3.0
X Dostranslated Ip	18.190.239.5
Mm Country Code	US
Mmdb Info	result found
Mmdb Addr	18.190.239.5
Unique Id	aB0VAqezj8DeEoLBiJvyGQAAAYM
Redirect Status	200
Redirect Gem Home	/usr/local/rvm/gems/ruby-2.3.0
Redirect X Dostranslated Ip	18.190.239.5
Redirect Mm Country Code	US
Redirect Mmdb Info	result found
Redirect Mmdb Addr	18.190.239.5
Redirect Unique Id	aB0VAqezj8DeEoLBiJvyGQAAAYM
Redirect Redirect Status	200
Redirect Redirect Gem Home	/usr/local/rvm/gems/ruby-2.3.0
Redirect Redirect X Dostranslated Ip	18.190.239.5
Redirect Redirect Mm Country Code	US
Redirect Redirect Mmdb Info	result found
Redirect Redirect Mmdb Addr	18.190.239.5
Redirect Redirect Unique Id	aB0VAqezj8DeEoLBiJvyGQAAAYM
Fcgi Role	RESPONDER
Php Self	/jvn/app/webroot/index.php
Request Time Float	1746736386.9525
Request Time	1746736386

====

Include
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Included Files

Include Paths
- 0/virtual/inogo77/public_html/jvn/lib
- 2/opt/remi/php56/root/usr/share/pear
- 3/opt/remi/php56/root/usr/share/php
- 4/usr/share/pear
- 5/usr/share/php
- 6-> /virtual/inogo77/public_html/jvn/lib/Cake/
Included Files
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  View(array)
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- app(array)
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  Config(array)
  0APP/Config/core.php
  1APP/Config/bootstrap.php
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  Controller(array)
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  1APP/Controller/AppController.php
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  3APP/Model/Nvdref.php
  Other(array)
  0APP/webroot/index.php
- plugins(array)
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  Other(array)
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  4DebugKit/Lib/Panel/RequestPanel.php
  5DebugKit/Lib/Panel/SqlLogPanel.php
  6DebugKit/Lib/Panel/TimerPanel.php
  7DebugKit/Lib/Panel/LogPanel.php
  8DebugKit/Lib/Panel/VariablesPanel.php
  9DebugKit/Lib/Panel/EnvironmentPanel.php
  10DebugKit/Lib/Panel/IncludePanel.php
  11DebugKit/Lib/DebugTimer.php
  Log(array)
  0DebugKit/Lib/Log/Engine/DebugKitLog.php
====

NVD

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