CVE-2009-0949 Information

Description

The ippReadIO function in cups/ipp.c in cupsd in CUPS before 1.3.10 does not properly initialize memory for IPP request packets which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a scheduler request with two consecutive IPP_TAG_UNSUPPORTED tags.

Reference

http://lists.apple.com/archives/security-announce/2009/Sep/msg00004.html http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html http://secunia.com/advisories/35322 http://secunia.com/advisories/35328 http://secunia.com/advisories/35340 http://secunia.com/advisories/35342 http://secunia.com/advisories/35685 http://secunia.com/advisories/36701 http://securitytracker.com/id?1022321 http://support.apple.com/kb/HT3865 http://www.coresecurity.com/content/AppleCUPS-null-pointer-vulnerability http://www.debian.org/security/2009/dsa-1811 http://www.redhat.com/support/errata/RHSA-2009-1082.html http://www.redhat.com/support/errata/RHSA-2009-1083.html http://www.securityfocus.com/archive/1/504032/100/0/threaded http://www.securityfocus.com/bid/35169 http://www.ubuntu.com/usn/USN-780-1 https://bugzilla.redhat.com/show_bug.cgi?id=500972 https://exchange.xforce.ibmcloud.com/vulnerabilities/50926 https://oval.cisecurity.org/repository/search/definition/oval3Aorg.mitre.oval3Adef3A9631