Buffer overflow in url_filename function for wget 1.8.1 allows attackers to cause a denial of service (segmentation fault) and possibly execute arbitrary code via a long URL.
https://exchange.xforce.ibmcloud.com/vulnerabilities/10851
http://www.redhat.com/support/errata/RHSA-2003-372.html
http://www.debian.org/security/2002/dsa-209
http://marc.info/?l=bugtraq&m=105474357016184&w=2
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000716