CVE-2025-43967

Summary

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 Software

Weaknesses

• CWE-476: CWE-476 NULL Pointer Dereference

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://github.com/strukturag/libheif/compare/v1.19.5…v1.19.6
• https://github.com/strukturag/libheif/issues/1455
• https://github.com/strukturag/libheif/commit/6e35af7b0ff9fb6cc952a1539590d160db32f671

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