CVE-2009-4553: Stack-based buffer overflow in iRehearse allows remote attackers to cause a denial of service (application...

Security readout for executives and security teams

CVE-2009-4553 is a stack-based buffer overflow in iRehearse triggered by an overly long string in an .m3u playlist file. The documented impact is application crash, with unspecified other impact possible. Sources do not identify affected versions, patches, or confirmed active exploitation. Exposure is most plausible where iRehearse is installed and users open untrusted .m3u playlist files. The source bundle does not define specific affected versions, platforms, or CPEs, so inventory validation is required before assuming exposure. Prioritize this where iRehearse is present in business workflows or on shared user workstations. Otherwise, the urgency is limited by sparse evidence, unknown severity, no KEV listing, and unclear affected versions. Mitigation focus: Check vendor or trusted archive guidance for iRehearse updates or retirement advice.; Avoid opening untrusted .m3u playlist files in iRehearse.; Restrict email or web delivery of unexpected playlist attachments where practical..

Prepared

Jun 28, 2026, 09:59 UTC (UTC+00:00)

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