About the security content of iOS 5.1 Software Update
WebKit
Available for: iPhone 3GS, iPhone 4, iPhone 4S, iPod touch (3rd generation) and later, iPad, iPad 2
Impact: Visiting a maliciously crafted website may lead to an unexpected application termination or arbitrary code execution
Description: Multiple memory corruption issues existed in WebKit.
CVE-ID
CVE-2011-2825 : wushi of team509 working with TippingPoint's Zero Day Initiative
CVE-2011-2833 : Apple
CVE-2011-2846 : Arthur Gerkis, miaubiz
CVE-2011-2847 : miaubiz, Abhishek Arya (Inferno) of Google Chrome Security Team using AddressSanitizer
CVE-2011-2854 : Abhishek Arya (Inferno) of Google Chrome Security Team using AddressSanitizer
CVE-2011-2855 : Arthur Gerkis, wushi of team509 working with iDefense VCP
CVE-2011-2857 : miaubiz
CVE-2011-2860 : Abhishek Arya (Inferno) of Google Chrome Security Team using AddressSanitizer
CVE-2011-2867 : Dirk Schulze
CVE-2011-2868 : Abhishek Arya (Inferno) of Google Chrome Security Team using AddressSanitizer
CVE-2011-2869 : Cris Neckar of Google Chrome Security Team using AddressSanitizer
CVE-2011-2870 : Abhishek Arya (Inferno) of Google Chrome Security Team using AddressSanitizer
CVE-2011-2871 : Abhishek Arya (Inferno) of Google Chrome Security Team using AddressSanitizer
CVE-2011-2872 : Abhishek Arya (Inferno) and Cris Neckar of Google Chrome Security Team using AddressSanitizer
CVE-2011-2873 : Abhishek Arya (Inferno) of Google Chrome Security Team using AddressSanitizer
CVE-2011-2877 : miaubiz
CVE-2011-3885 : miaubiz
CVE-2011-3888 : miaubiz
CVE-2011-3897 : pa_kt working with TippingPoint's Zero Day Initiative
CVE-2011-3908 : Aki Helin of OUSPG
CVE-2011-3909 : Google Chrome Security Team (scarybeasts) and Chu
CVE-2011-3928 : wushi of team509 working with TippingPoint's Zero Day Initiative
CVE-2012-0591 : miaubiz, and Martin Barbella
CVE-2012-0592 : Alexander Gavrun working with TippingPoint's Zero Day Initiative
CVE-2012-0593 : Lei Zhang of the Chromium development community
CVE-2012-0594 : Adam Klein of the Chromium development community
CVE-2012-0595 : Apple
CVE-2012-0596 : Abhishek Arya (Inferno) of Google Chrome Security Team using AddressSanitizer
CVE-2012-0597 : miaubiz
CVE-2012-0598 : Sergey Glazunov
CVE-2012-0599 : Dmytro Gorbunov of SaveSources.com
CVE-2012-0600 : Marshall Greenblatt, Dharani Govindan of Google Chrome, miaubiz, Aki Helin of OUSPG, Apple
CVE-2012-0601 : Apple
CVE-2012-0602 : Apple
CVE-2012-0603 : Apple
CVE-2012-0604 : Apple
CVE-2012-0605 : Apple
CVE-2012-0606 : Apple
CVE-2012-0607 : Apple
CVE-2012-0608 : Abhishek Arya (Inferno) of Google Chrome Security Team using AddressSanitizer
CVE-2012-0609 : Abhishek Arya (Inferno) of Google Chrome Security Team using AddressSanitizer
CVE-2012-0610 : miaubiz, Martin Barbella using AddressSanitizer
CVE-2012-0611 : Martin Barbella using AddressSanitizer
CVE-2012-0612 : Abhishek Arya (Inferno) of Google Chrome Security Team using AddressSanitizer
CVE-2012-0613 : Abhishek Arya (Inferno) of Google Chrome Security Team using AddressSanitizer
CVE-2012-0614 : miaubiz, Martin Barbella using AddressSanitizer
CVE-2012-0615 : Martin Barbella using AddressSanitizer
CVE-2012-0616 : miaubiz
CVE-2012-0617 : Martin Barbella using AddressSanitizer
CVE-2012-0618 : Abhishek Arya (Inferno) of Google Chrome Security Team using AddressSanitizer
CVE-2012-0619 : Abhishek Arya (Inferno) of Google Chrome Security Team using AddressSanitizer
CVE-2012-0620 : Abhishek Arya (Inferno) of Google Chrome Security Team using AddressSanitizer
CVE-2012-0621 : Martin Barbella using AddressSanitizer
CVE-2012-0622 : Dave Levin and Abhishek Arya of the Google Chrome Security Team
CVE-2012-0623 : Abhishek Arya (Inferno) of Google Chrome Security Team using AddressSanitizer
CVE-2012-0624 : Martin Barbella using AddressSanitizer
CVE-2012-0625 : Martin Barbella
CVE-2012-0626 : Abhishek Arya (Inferno) of Google Chrome Security Team using AddressSanitizer
CVE-2012-0627 : Apple
CVE-2012-0628 : Slawomir Blazek, miaubiz, Abhishek Arya (Inferno) of Google Chrome Security Team using AddressSanitizer
CVE-2012-0629 : Abhishek Arya (Inferno) of Google Chrome Security Team
CVE-2012-0630 : Sergio Villar Senin of Igalia
CVE-2012-0631 : Abhishek Arya (Inferno) of Google Chrome Security Team
CVE-2012-0632 : Cris Neckar of the Google Chrome Security Team using AddressSanitizer
CVE-2012-0633 : Apple
CVE-2012-0635 : Julien Chaffraix of the Chromium development community, Martin Barbella using AddressSanitizer
Read more http://support.apple.com/kb/HT5192