CVE-2009-4016

Integer underflow in the clean_string function in irc_string.c in (1) IRCD-hybrid 7.2.2 and 7.2.3, (2) ircd-ratbox before 2.2.9, and (3) oftc-hybrid before 1.6.8, when flatten_links is disabled, allows remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via a LINKS command.

Date published : 2010-02-04

http://www.securityfocus.com/bid/37978

http://security.debian.org/pool/updates/main/i/ircd-hybrid/ircd-hybrid_7.2.2.dfsg.2-4+lenny1.diff.gz