Out-of-bounds read in Openimageio - CVE-2026-43996
Published: May 5, 2026
Vulnerability identifier: #VU129717
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-43996
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to out-of-bounds read in TGAInput::decode_pixel in the TGA paletted image decoder when parsing a crafted TYPE_PALETTED TGA file with 32-bit palette entries. A remote attacker can trick the victim into opening a crafted file to cause a denial of service.
User interaction is required to open a crafted file.
Affected software
Openimageio
How to mitigate CVE-2026-43996
Install security update from vendor's website.
Openimageio - addressed in versions 3.0.18.0, 3.1.13.0