In Expat (aka libexpat) before 2.4.3, a left shift by 29 (or more) places in the storeAtts function in xmlparse.c can lead to realloc misbehavior (e.g., allocating too few bytes, or only freeing memory).
Affected Platforms
Netapp Hci Baseboard Management ControllerSiemens Sinema Remote Connect ServerDebian Debian LinuxNetapp Oncommand Workflow AutomationTenable NessusNetapp Active Iq Unified ManagerNetapp Solidfire \& Hci Management NodeLibexpat Project Libexpat