PT-2026-41025 · Unknown+2 · Openimageio+2

Mafty5275 · CVE-2026-43906 · Published 2026-05-14 · Updated 2026-06-17

Positive Technologies (AI Summary)

CVSS v4.0

8.5

High

Base vector

AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions OpenImageIO versions prior to 3.0.18.0 OpenImageIO versions prior to 3.1.13.0

Description OpenImageIO is a toolset for reading, writing, and manipulating image files for VFX and animation. A heap-based buffer overflow occurs in the HEIF decoder when processing crafted images with a subimage metadata mismatch. This leads to out-of-bounds writes, resulting in memory corruption and potential code execution.

Recommendations Update to version 3.0.18.0. Update to version 3.1.13.0.

Exploit

Fix

Heap Based Buffer Overflow

Weakness Enumeration

CWE-122

Related Identifiers

CVE-2026-43906

GHSA-GMRP-X952-3M66

USN-8438-1

Affected Products

Linuxmint

Openimageio

Ubuntu

References · 17

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43906.json · Exploit
• 🔥 https://github.com/AcademySoftwareFoundation/OpenImageIO/security/advisories/GHSA-gmrp-x952-3m66 · Exploit
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-43906 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-43907 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2026-43906 · Security Note
• https://ubuntu.com/security/CVE-2026-43904 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-43906 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-43906 · Security Note
• https://ubuntu.com/security/CVE-2026-43908 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-43909 · Vendor Advisory
• https://osv.dev/vulnerability/USN-8438-1 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-8438-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2026-43906 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-43906 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-43903 · Vendor Advisory