About the security content of Safari 5.1 and Safari 5.0.6
WebKit
Available for: Mac OS X v10.5.8, Mac OS X Server v10.5.8, Mac OS X v10.6.8 or later, Mac OS X Server v10.6.8 or later, 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. Visiting a maliciously crafted website may lead to an unexpected application termination or arbitrary code execution.
CVE-ID
CVE-2010-1823 : David Weston of Microsoft and Microsoft Vulnerability Research (MSVR), wushi of team509, and Yong Li of Research In Motion Ltd
CVE-2011-0164 : Apple
CVE-2011-0218 : SkyLined of Google Chrome Security Team
CVE-2011-0221 : Abhishek Arya (Inferno) of Google Chrome Security Team
CVE-2011-0222 : Nikita Tarakanov and Alex Bazhanyuk of the CISS Research Team, and Abhishek Arya (Inferno) of Google Chrome Security Team
CVE-2011-0223 : Jose A. Vazquez of spa-s3c.blogspot.com working with iDefense VCP
CVE-2011-0225 : Abhishek Arya (Inferno) of Google Chrome Security Team
CVE-2011-0232 : J23 working with TippingPoint's Zero Day Initiative
CVE-2011-0233 : wushi of team509 working with TippingPoint's Zero Day Initiative
CVE-2011-0234 : Rob King working with TippingPoint's Zero Day Initiative, wushi of team509 working with TippingPoint's Zero Day Initiative, wushi of team509 working with iDefense VCP
CVE-2011-0235 : Abhishek Arya (Inferno) of Google Chrome Security Team
CVE-2011-0237 : wushi of team509 working with iDefense VCP
CVE-2011-0238 : Adam Barth of Google Chrome Security Team
CVE-2011-0240 : wushi of team509 working with iDefense VCP
CVE-2011-0253 : Richard Keen
CVE-2011-0254 : An anonymous researcher working with TippingPoint's Zero Day Initiative
CVE-2011-0255 : An anonymous researcher working with TippingPoint's Zero Day Initiative
CVE-2011-0981 : Rik Cabanier of Adobe Systems, Inc
CVE-2011-0983 : Martin Barbella
CVE-2011-1109 : Sergey Glazunov
CVE-2011-1114 : Martin Barbella
CVE-2011-1115 : Martin Barbella
CVE-2011-1117 : wushi of team509
CVE-2011-1121 : miaubiz
CVE-2011-1188 : Martin Barbella
CVE-2011-1203 : Sergey Glazunov
CVE-2011-1204 : Sergey Glazunov
CVE-2011-1288 : Andreas Kling of Nokia
CVE-2011-1293 : Sergey Glazunov
CVE-2011-1296 : Sergey Glazunov
CVE-2011-1449 : Marek Majkowski, wushi of team 509 working with iDefense VCP
CVE-2011-1451 : Sergey Glazunov
CVE-2011-1453 : wushi of team509 working with TippingPoint's Zero Day Initiative
CVE-2011-1457 : John Knottenbelt of Google
CVE-2011-1462 : wushi of team509
CVE-2011-1797 : wushi of team509
Read more http://support.apple.com/kb/HT4808