WebKit CSS远程代码执行漏洞

漏洞起因
设计错误
危险等级

 
影响系统
WebKit Open Source Project WebKit
Apple Safari 4.1.2 for Windows
Apple Safari 4.0.5 for Windows
Apple Safari 4.0.5
Apple Safari 4.0.4 for Windows
Apple Safari 4.0.4
Apple Safari 4.0.3 for Windows
Apple Safari 4.0.3
Apple Safari 4.0.2 for Windows
Apple Safari 4.0.2
Apple Safari 4.0.1
Apple Safari 5.0.2 for Windows
Apple Safari 5.0.2
Apple Safari 5.0.1 for Windows
Apple Safari 5.0.1
Apple Safari 5.0 for Windows
Apple Safari 5.0
Apple Safari 4.1.2
Apple Safari 4.1.1
Apple Safari 4.1
Apple Safari 4 for Windows
Apple Safari 4 Beta
Apple Safari 4
 
不受影响系统
Apple Safari 5.0.3 for Windows
Apple Safari 5.0.3
Apple Safari 4.1.3 for Windows
Apple Safari 4.1.3
 
危害
远程攻击者可以利用漏洞以应用程序安全上下文执行任意指令。
 
攻击所需条件
攻击者必须构建恶意WEB页,诱使用户解析。
 
漏洞信息
Google Chrome是一款开源的WEB浏览器。
WebKit处理CSS中的’:first-letter’伪元素存在内存破坏问题,构建恶意WEB页,诱使用户访问可导致应用程序崩溃或任意代码执行。
 
测试方法
 
厂商解决方案
用户可参考如下供应商提供的安全补丁:
Apple Safari 5.0.2
Apple Safari5.0.3Leopard.dmg
Safari for Mac OS X v10.5.8
http://www.apple.com/safari/download/
Apple Safari5.0.3SnowLeopard.dmg
Safari for Mac OS X v10.6.4 and later
http://www.apple.com/safari/download/
Apple Safari 4.1.2
Apple Safari4.1.3Tiger.dmg
Safari for Mac OS X v10.4.11
http://www.apple.com/safari/download/
Apple Safari 5.0.2 for Windows
Apple APPLE-SA-2010-11-18-1Safari_Setup.exe
Safari for Windows 7, Vista or XP from the Microsoft Choice Screen
http://www.apple.com/safari/download/
Apple APPLE-SA-2010-11-18-1SafariSetup.exe
Safari for Windows 7, Vista or XP
http://www.apple.com/safari/download/
Apple APPLE-SA-2010-11-18-1SafariQuickTimeSetup.exe
Safari+QuickTime for Windows 7, Vista or XP
http://www.apple.com/safari/download/
Apple Safari 4.1.2 for Windows
Apple APPLE-SA-2010-11-18-1SafariSetup.exe
Safari for Windows 7, Vista or XP
http://www.apple.com/safari/download/
Apple APPLE-SA-2010-11-18-1SafariQuickTimeSetup.exe
Safari+QuickTime for Windows 7, Vista or XP
http://www.apple.com/safari/download/
Apple APPLE-SA-2010-11-18-1Safari_Setup.exe
Safari for Windows 7, Vista or XP from the Microsoft Choice Screen
http://www.apple.com/safari/download/
 
漏洞提供者
Cris Neckar and Abhishek Arya (Inferno) of Google Chrome Security Team