This updated advisory is a follow-up to the original advisory titled ICSA-21-047-01 Open Design Alliance Drawings SDK that was published February 16, 2021, to the ICS webpage on us-cert.gov. This advisory contains mitigations for Stack-based Buffer Overflow, Type Confusion, Untrusted Pointer Dereference, Incorrect Type Conversion or Cast, and Memory Allocation with Excessive Size Value vulnerabilities in Open Design Alliance Drawings SDK software.