Critical bugs closed: - Use-of-uninitialized-value in exif [1] - mbstrtolower (UTF-32LE): stack-buffer-overflow at phpunicodetolowerfull [2] - get_headers() silently truncates after a null byte [3]
Some more bugs closed, as: - Memory corruption in pregreplace/pregreplacecallback and unicode - restoreerror_handler does not restore previous errors mask