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Such buffer overflows also existed in the handling of вЂњdrefвЂќ atoms, as well as in the handling of H.264 encoded movie files, MP3 files, Sorenson encoded movie files, JPEG encoded data, QTIF files, вЂњenofвЂќ atoms, FPX files, and вЂњmvhdвЂќ atoms.ДЄs usual, Apple credits the appropriate parties for discovering and reporting the vulnerabilities.

Playing a maliciously crafted movie could lead to a similar exploit, because of a buffer overflow in the handling of H.263 encoded movie files. Here, the Mac maker mentions a dozen vulnerabilities that have been recently discovered in QuickTime for Windows, all of which are addressed in the new version.ДЄll of the bugs affect QuickTime 7.7.3 and older installations of the software on Windows 7, Vista, and XP SP2 or later.ДЇor example, a memory corruption issue lying in the handling of TeXML files could lead to an unexpected application termination or arbitrary code execution by opening a maliciously crafted TeXML file. QuickTime 7.7.4 is a security release.ДЄccording to the official release notes, the update вЂњimproves security and is recommended for all QuickTime 7 users on Windows.вЂќДЄpple discloses the full contents of the update in a security advisory on its Support site: вЂњAbout the security content of QuickTime 7.7.4.вЂќ

Apple has released QuickTime 7.7.4, a new version of the companyвЂ™s multimedia framework and media player, for Windows customers.

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