During the month, work centered on enhancing the stability and memory safety of the videolan/vlc project, with a particular focus on the demux pipeline. The primary contribution involved identifying and resolving a critical integer overflow issue in the HEIF grid image allocation logic within the demux/mp4 component. By addressing this bug, the developer reduced the risk of unsafe memory usage and potential application crashes during HEIF content playback. The effort required strong skills in C programming, memory management, and software debugging. No new user-facing features were introduced, as the work prioritized reliability and robustness in the underlying codebase.