ZDI-10-030: Apple WebKit CSS run-in Attribute Rendering Remote Code Execution Vulnerability http://www.zerodayinitiative.com/advisories/ZDI-10-030 March 16, 2010
-- Affected Vendors: Apple Google
-- Affected Products: Apple WebKit Apple Safari Google Chrome
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-- Vulnerability Details: This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Apple Safari and other WebKit based browsers. User interaction is required to exploit this vulnerability in that the target must visit a malicious page.
The specific flaw exists in the handling of the run-in value for display CSS styles. A specially crafted web page can cause a use after free() condition in WebKit's WebCore::RenderBlock() method. This can be further leveraged by attackers to execute arbitrary code under the context of the current user.
-- Vendor Response: Apple states Apple has issued an update to correct this vulnerability. More details can be found at:
-- Disclosure Timeline: 2009-10-21 - Vulnerability reported to vendor 2010-03-16 - Coordinated public release of advisory
-- Credit: This vulnerability was discovered by: * wushi of team509
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