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CVE-2025-43967

Quick assessment

Affected
struktur libheif
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

libheif是struktur开源的一款 ISO/IEC 23008-12:2017 HEIF 文件格式解码器和编码器。 libheif 1.19.6之前版本存在代码问题漏洞，该漏洞源于image-items/grid.cc中ImageItem_Grid::get_decoder函数存在空指针取消引用，因为网格图像可能引用不存在的图像项。

CVSS 2.9 · Low EPSS 0.44% · P38

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-43967

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
空指针解引用
Source: CVE Program / CVE List V5
Vulnerability Title
libheif 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
libheif是struktur开源的一款 ISO/IEC 23008-12:2017 HEIF 文件格式解码器和编码器。 libheif 1.19.6之前版本存在代码问题漏洞，该漏洞源于image-items/grid.cc中ImageItem_Grid::get_decoder函数存在空指针取消引用，因为网格图像可能引用不存在的图像项。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
struktur libheif 0 ~ 1.19.6 -

II. Public POCs for CVE-2025-43967

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2025-43967

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Patches & Fixes for CVE-2025-43967 (2)

Proof of Concept for CVE-2025-43967 (1)

IV. Related Vulnerabilities

Same product: libheif
Same vendor: struktur
Same weakness: CWE-476