PT-2025-17423 · Libheif+2 · Libheif+2

Bobfriesenhahn · Published 2025-02-28 · Updated 2025-04-21 · CVE-2025-43967

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions libheif versions prior to 1.19.6

Description The issue is caused by a NULL pointer dereference in ImageItem Grid::get decoder in image-items/grid.cc, which occurs when a grid image references a nonexistent image item.

Recommendations For versions prior to 1.19.6, update to version 1.19.6 or later to resolve the issue. As a temporary workaround, consider restricting the use of grid images that reference nonexistent image items until a patch is available.

Exploit

Fix

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

BDU:2025-14110

CVE-2025-43967

ECHO-5F1C-C6A2-B5C3

Affected Products

Astra Linux

Debian

Libheif

References · 17

• 🔥 https://github.com/strukturag/libheif/issues/1455 · Exploit
• https://github.com/strukturag/libheif/compare/v1.19.5...v1.19.6 · Patch
• https://github.com/strukturag/libheif/commit/6e35af7b0ff9fb6cc952a1539590d160db32f671 · Patch
• https://security-tracker.debian.org/tracker/CVE-2025-43967 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-14110 · Security Note
• https://cve.org/CVERecord?id=CVE-2025-43967 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-43967 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-43967 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-43967 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2025-43967 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-43967 · Vendor Advisory
• https://twitter.com/transilienceai/status/1914162463962206265 · Twitter Post
• https://t.me/cvedetector/23425 · Telegram Post
• https://altsp.su/obnovleniya-bezopasnosti · Note
• https://twitter.com/CVEnew/status/1914104407601434852 · Twitter Post