It was found that putty is vulnerable to an integer overflow. An attacker could overwrite the heap data with his own if the system has SSH agent forwarding and he is able to connect to the Unix-domain socket representing the forwarded agent connection.
Created putty tracking bugs for this issue:
Affects: epel-5 [bug 1431718]
Affects: epel-6 [bug 1431719]
Affects: fedora-all [bug 1431720]
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.