CVE-2006-5974 Information

Description

fetchmail 6.3.5 and 6.3.6 before 6.3.6-rc4 when refusing a message delivered via the mda option allows remote attackers to cause a denial of service (crash) via unknown vectors that trigger a NULL pointer dereference when calling the (1) ferror or (2) fflush functions.

Reference

http://fedoranews.org/cms/node/2429 http://fetchmail.berlios.de/fetchmail-SA-2006-03.txt http://osvdb.org/31836 http://secunia.com/advisories/23631 http://secunia.com/advisories/23804 http://secunia.com/advisories/23838 http://secunia.com/advisories/23923 http://secunia.com/advisories/24151 http://security.gentoo.org/glsa/glsa-200701-13.xml http://securitytracker.com/id?1017479 http://slackware.com/security/viewer.php?l=slackware-security&y=2007&m=slackware-security.517995 http://www.novell.com/linux/security/advisories/2007_4_sr.html http://www.openpkg.com/security/advisories/OpenPKG-SA-2007.004.html http://www.securityfocus.com/archive/1/456114/100/0/threaded http://www.securityfocus.com/bid/21902 http://www.trustix.org/errata/2007/0007 http://www.vupen.com/english/advisories/2007/0087 http://www.vupen.com/english/advisories/2007/0088