CVE-2025-43967 – Libheif NULL Pointer Dereference Vulnerability

The following table lists the changes that have been made to the
CVE-2025-43967 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    Apr. 21, 2025

    Action Type Old Value New Value
    Added Description 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.
    Added CVSS V3.1 AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
    Added CWE CWE-476
    Added Reference https://github.com/strukturag/libheif/commit/6e35af7b0ff9fb6cc952a1539590d160db32f671
    Added Reference https://github.com/strukturag/libheif/compare/v1.19.5…v1.19.6
    Added Reference https://github.com/strukturag/libheif/issues/1455
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