CVE-2009-0949: The ippReadIO function in cups/ipp.c in cupsd in CUPS before 1.3.10 does not properly initialize memory for...

Security readout for executives and security teams

This flaw can let a remote attacker crash the CUPS printing service by sending a malformed IPP scheduler request. The likely business impact is printing outage, not data theft or code execution based on the supplied sources. Exposure is most likely on Linux, Unix, or Apple systems running CUPS before 1.3.10, especially where the IPP scheduler is reachable over a network. The bundle lists vendor advisories from Debian, Ubuntu, Red Hat, SUSE, and Apple. Treat this as a moderate operational availability issue. Prioritize exposed print servers and shared desktop fleets, but it is less urgent than vulnerabilities enabling code execution or data compromise. Mitigation focus: Upgrade CUPS to 1.3.10 or the fixed vendor package.; Apply relevant Debian, Ubuntu, Red Hat, SUSE, or Apple security updates.; Check vendor guidance for supported legacy systems..

Prepared

Jun 28, 2026, 10:45 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.