Message-Queuing

Windows Message Queuing (MSMQ) Queue Manager Heap-Based Buffer Overflow (CVE-2026-54992)

MSMQ's Queue Manager processes RStartReceive/RStartTransactionalReceive responses from the MS-MQRR RPC interface as a set of SectionBuffer structures, each carrying its own SectionSizeAlloc. When a remote-read response is split into multiple sections,…