JVN/CVE Demo: Jvninfos

JVN Info.

Id: 34474
Name: JVNDB-2011-004716
Title: Linux kernel の add_del_listener 関数におけるサービス運用妨害 (DoS) の脆弱性
Summary: Linux kernel の kernel/taskstats.c の add_del_listener 関数は、exit ハンドラの登録処理を制限しないため、サービス運用妨害 (メモリと CPU 消費) 状態となる、または OOM Killer を回避する脆弱性が存在します。
Nvdinfo: CVE-2011-2484
Cvssv2: 4.9
Jvnurl: http://jvndb.jvn.jp/ja/contents/2011/JVNDB-2011-004716.html
Published Date: 2011-06-24
Registered Date: 2012-03-27
Last Updated Date: 2012-11-02

Actions

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

Cake Params
- plugin(null)
- controllerjvninfos
- actionview
- named(empty)
- pass(array)
  034474
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 3.62 MB

Message	Memory use
Component initialization	1.39 MB
Controller action start	1.49 MB
Controller render start	2.31 MB
View render complete	2.65 MB

Timers

Total Request Time: 70 (ms)

Message	Time in ms	Graph
Core Processing (Derived from $_SERVER["REQUEST_TIME"])	3.66
Event: Controller.initialize	0.02
Event: Controller.startup	0.07
Controller action	55.34
Event: Controller.beforeRender	4.55
» Processing toolbar data	4.46
Rendering View	1.63
» Event: View.beforeRender	0.02
» Rendering APP/View/Jvninfos/view.ctp	0.75
» Event: View.afterRender	0.02
» Event: View.beforeLayout	0.01
» Rendering APP/View/Layouts/default.ctp	0.48
» » Rendering CORE/Cake/View/Elements/sql_dump.ctp	0.08
Event: View.afterLayout	0.00

====

Log
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Logs

There were no log entries made this request

====
Variables
+
View Variables
- jvninfo(array)
  Jvninfo(array)
  id34474
  nameJVNDB-2011-004716
  titleLinux kernel の add_del_listener 関数におけるサービス運用妨害 (DoS) の脆弱性
  summaryLinux kernel の kernel/taskstats.c の add_del_listener 関数は、exit ハンドラの登録処理を制限しないため、サービス運用妨害 (メモリと CPU 消費) 状態となる、または OOM Killer を回避する脆弱性が存在します。
  cveinfo_nameCVE-2011-2484
  cveinfo_id50391
  nvdinfo_nameCVE-2011-2484
  nvdinfo_id9263
  cvssv24.9
  cvssv3(null)
  jvnurlhttp://jvndb.jvn.jp/ja/contents/2011/JVNDB-2011-004716.html
  published_date2011-06-24
  registered_date2012-03-27
  last_updated_date2012-11-02
  deleted(null)
  created0000-00-00 00:00:00
  modified(null)
  Cveinfo(array)
  id50391
  nameCVE-2011-2479
  statusCandidate
  descriptionThe Linux kernel before 2.6.39 does not properly create transparent huge pages in response to a MAP_PRIVATE mmap system call on /dev/zero, which allows local users to cause a denial of service (system crash) via a crafted application.
  phaseAssigned (20110615)
  votesNone (candidate not yet proposed)
  comments(null)
  deleted(null)
  created0000-00-00 00:00:00
  modified0000-00-00 00:00:00
  Nvdinfo(array)
  id9263
  nameCVE-2011-2484
  descriptionThe add_del_listener function in kernel/taskstats.c in the Linux kernel 2.6.39.1 and earlier does not prevent multiple registrations of exit handlers, which allows local users to cause a denial of service (memory and CPU consumption), and bypass the OOM Killer, via a crafted application.
  reject(null)
  CVSS_version2
  CVSS_score4.9
  severityMedium
  CVSS_base_score4.9
  CVSS_impact_subscore6.9
  CVSS_exploit_subscore3.9
  nvd_xml_version(null)
  CVSS_vector(AV:L/AC:L/Au:N/C:N/I:N/A:C)
  sourcecve
  pub_date2017-01-07
  published2011-06-24
  modified_date2012-03-19
  typeCVE
  seq2011-2484
  deleted(null)
  created(null)
  modified(null)
  Nessuslog(empty)
- $request->data(empty)
- $this->validationErrors(array)
  Jvninfo(empty)
  Cveinfo(empty)
  Nvdinfo(empty)
  Nessuslog(empty)
- Loaded Helpers(array)
  0Number
  1SimpleGraph
  2DebugTimer
  3Toolbar
  4Html
  5Text
  6Session
  7HtmlToolbar
====

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
Script Name	/jvn/app/webroot/index.php
Request Uri	/jvn/jvninfos/view/34474
Query String
Request Method	GET
Server Protocol	HTTP/1.1
Gateway Interface	CGI/1.1
Redirect Url	/jvn/app/webroot/jvninfos/view/34474
Remote Port	64784
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	216.73.216.162
Server Port	80
Server Addr	160.251.151.205
Server Name	inogo77.s500.xrea.com
Server Software	Apache
Server Signature
Http Connection	close
Http Cache Control	max-age=259200
Http X Forwarded For	10.3.199.92
Http Via	1.1 squid-proxy-5b5d847c96-bg4x8 (squid/6.10)
Http Host	inogo77.s500.xrea.com
Http Accept Encoding	gzip, br, zstd, deflate
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
Suspectharddos	1
Suspectdos	1
X Dostranslated Ip	216.73.216.162
Mm Country Code	US
Mmdb Info	result found
Mmdb Addr	216.73.216.162
Unique Id	aOV05tPcaSo4rt9AbJ1jvgAAAWM
Redirect Status	200
Redirect Gem Home	/usr/local/rvm/gems/ruby-2.3.0
Redirect Suspectharddos	1
Redirect Suspectdos	1
Redirect X Dostranslated Ip	216.73.216.162
Redirect Mm Country Code	US
Redirect Mmdb Info	result found
Redirect Mmdb Addr	216.73.216.162
Redirect Unique Id	aOV05tPcaSo4rt9AbJ1jvgAAAWM
Redirect Redirect Status	200
Redirect Redirect Gem Home	/usr/local/rvm/gems/ruby-2.3.0
Redirect Redirect Suspectharddos	1
Redirect Redirect Suspectdos	1
Redirect Redirect X Dostranslated Ip	216.73.216.162
Redirect Redirect Mm Country Code	US
Redirect Redirect Mmdb Info	result found
Redirect Redirect Mmdb Addr	216.73.216.162
Redirect Redirect Unique Id	aOV05tPcaSo4rt9AbJ1jvgAAAWM
Fcgi Role	RESPONDER
Php Self	/jvn/app/webroot/index.php
Request Time Float	1759868134.9203
Request Time	1759868134

====

Include
+
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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  1CORE/Cache/Engine/FileEngine.php
  2CORE/Cache/CacheEngine.php
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  0CORE/Config/routes.php
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  Controller(array)
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  2CORE/Controller/Component.php
  Datasource(array)
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  2CORE/Model/Datasource/DboSource.php
  3CORE/Model/Datasource/DataSource.php
  Error(array)
  0CORE/Error/exceptions.php
  1CORE/Error/ErrorHandler.php
  I18n(array)
  0CORE/I18n/I18n.php
  1CORE/I18n/L10n.php
  Log(array)
  0CORE/Log/CakeLog.php
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  6CORE/Event/CakeEvent.php
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  8CORE/Core/Object.php
  Routing(array)
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  Utility(array)
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  5CORE/Utility/ClassRegistry.php
  View(array)
  0CORE/View/HelperCollection.php
- app(array)
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  Config(array)
  0APP/Config/core.php
  1APP/Config/bootstrap.php
  2APP/Config/routes.php
  3APP/Config/database.php
  Controller(array)
  0APP/Controller/JvninfosController.php
  1APP/Controller/AppController.php
  Model(array)
  0APP/Model/Jvninfo.php
  1APP/Model/AppModel.php
  2APP/Model/Cveinfo.php
  3APP/Model/Nvdinfo.php
  4APP/Model/Nessuslog.php
  Other(array)
  0APP/webroot/index.php
- plugins(array)
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  0DebugKit/Lib/DebugMemory.php
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  3DebugKit/Lib/Panel/SessionPanel.php
  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
====

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