The remote host is missing an update to the system as announced in the referenced advisory.
The following package is affected: php5-exif
CVE-2011-0708 exif.c in the Exif extension in PHP before 5.3.6 on 64-bit platforms performs an incorrect cast, which allows remote attackers to cause a denial of service (application crash) via an image with a crafted Image File Directory (IFD) that triggers a buffer over-read.
Solution: Update your system with the appropriate patches or software upgrades.