About the security content of Safari 5.1.1
WebKit
Available for: Mac OS X v10.6.8, Mac OS X Server v10.6.8, OS X Lion v10.7.2, OS X Lion Server v10.7.2, Windows 7, Vista, XP SP2 or later
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-2011-1440 : Jose A. Vazquez of spa-s3c.blogspot.com
CVE-2011-2338 : Abhishek Arya (Inferno) of Google Chrome Security Team using AddressSanitizer
CVE-2011-2339 : Cris Neckar of the Google Chrome Security Team
CVE-2011-2341 : Apple
CVE-2011-2351 : miaubiz
CVE-2011-2352 : Apple
CVE-2011-2354 : Apple
CVE-2011-2356 : Adam Barth and Abhishek Arya of Google Chrome Security Team using AddressSanitizer
CVE-2011-2359 : miaubiz
CVE-2011-2788 : Mikolaj Malecki of Samsung
CVE-2011-2790 : miaubiz
CVE-2011-2792 : miaubiz
CVE-2011-2797 : miaubiz
CVE-2011-2799 : miaubiz
CVE-2011-2809 : Abhishek Arya (Inferno) of Google Chrome Security Team
CVE-2011-2811 : Apple
CVE-2011-2813 : Cris Neckar of Google Chrome Security Team using AddressSanitizer
CVE-2011-2814 : Abhishek Arya (Inferno) of Google Chrome Security Team using AddressSanitizer
CVE-2011-2815 : SkyLined of Google Chrome Security Team
CVE-2011-2816 : Apple
CVE-2011-2817 : Abhishek Arya (Inferno) of Google Chrome Security Team using AddressSanitizer
CVE-2011-2818 : Martin Barbella
CVE-2011-2820 : Raman Tenneti and Philip Rogers of Google
CVE-2011-2823 : SkyLined of Google Chrome Security Team
CVE-2011-2827 : miaubiz
CVE-2011-2831 : Abhishek Arya (Inferno) of Google Chrome Security Team using AddressSanitizer
CVE-2011-3232 : Aki Helin of OUSPG
CVE-2011-3233 : Sadrul Habib Chowdhury of the Chromium development community, Cris Neckar and Abhishek Arya (Inferno) of Google Chrome Security Team
CVE-2011-3234 : miaubiz
CVE-2011-3235 : Dimitri Glazkov, Kent Tamura, Dominic Cooney of the Chromium development community, and Abhishek Arya (Inferno) of Google Chrome Security Team
CVE-2011-3236 : Abhishek Arya (Inferno) of Google Chrome Security Team using AddressSanitizer
CVE-2011-3237 : Dimitri Glazkov, Kent Tamura, Dominic Cooney of the Chromium development community, and Abhishek Arya (Inferno) of Google Chrome Security Team
CVE-2011-3238 : Martin Barbella
CVE-2011-3239 : Slawomir Blazek
CVE-2011-3241 : Apple
Read more http://support.apple.com/kb/HT5000