CVE-2026-47709 | strukturag libheif up to 1.21.x Public C API heif_image_handle_get_image_tiling null pointer dereference (Nessus ID 333527)

A vulnerability categorized as problematic has been discovered in strukturag libheif up to 1.21.x. Impacted is the function heif_image_handle_get_image_tiling of the component Public C API. Executing a manipulation can lead to null pointer dereference. This vulnerability appears as CVE-2026-47709. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the affected component.