Type Confusion Vulnerability in Blink's EditingStyle::mergeStyle Function

CVE-2016-5161 · MEDIUM Severity

AV:N/AC:M/AU:N/C:P/I:P/A:P

The EditingStyle::mergeStyle function in WebKit/Source/core/editing/EditingStyle.cpp in Blink, as used in Google Chrome before 53.0.2785.89 on Windows and OS X and before 53.0.2785.92 on Linux, mishandles custom properties, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted web site that leverages "type confusion" in the StylePropertySerializer class.

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