CVE-2025-43967: Struktur Libheif

High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days.

libheif before 1.19.6 has a NULL pointer dereference in ImageItem_Grid::get_decoder in image-items/grid.cc because a grid image can reference a nonexistent image item.

Affected products

• Struktur Libheif: before 1.19.6 (fixed in 1.19.6)

Published 2025-04-21. Last modified 2026-06-17.