The directory-services functionality in the scheduler in CUPS 1.1.17 and 1.1.22 allows remote attackers to cause a denial of service (cupsd daemon outage or crash) via manipulations of the timing of CUPS browse packets, related to a “pointer use-after-delete flaw.”
secunia.com/advisories/35340
securitytracker.com/id?1022327
www.redhat.com/support/errata/RHSA-2009-1083.html
www.securityfocus.com/bid/35194
www.vupen.com/english/advisories/2009/1488
bugzilla.redhat.com/show_bug.cgi?id=497135
exchange.xforce.ibmcloud.com/vulnerabilities/50944
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11217