The ScopedClipboardWriter::WritePickledData function in ui/base/clipboard/scoped_clipboard_writer.cc in Google Chrome before 33.0.1750.152 on OS X and Linux and before 33.0.1750.154 on Windows does not verify a certain format value, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors related to the clipboard.
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.