The remote host is missing an update to the system as announced in the referenced advisory.
The following package is affected: libwmf
CVE-2009-1364 Use-after-free vulnerability in the embedded GD library in libwmf 0.2.8.4 allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted WMF file.
Solution: Update your system with the appropriate patches or software upgrades.