Log Message:
Security fix:

"Matthias Clasen has reported a vulnerability in libexif, which can be
exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to an infinite recursion in the
"exif_data_load_data_content()" function and can be exploited to
cause a stack overflow when parsing a specially crafted image.

Successful exploitation may crash an application linked against the
vulnerable library."

Bump PKGREVISION.  Patch from:
http://sourceforge.net/tracker/index.php?func=detail&aid=1196787&group_id=12272&atid=112272