CVE-2026-41142CWE-190

OpenEXR is Vulnerable to Integer overflow in ImageChannel::resize leads to heap OOB write via OpenEXRUtil public API

High · published May 7, 2026

CVSS v3.1
8.8
EPSS
1%
Percentile
53.7
In the wild
Unconfirmed
What it is

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. From versions 3.0.0 to before 3.2.9, 3.3.0 to before 3.3.11, and 3.4.0 to before 3.4.11, there is an integer overflow in ImageChannel::resize that leads to heap OOB write via OpenEXRUtil public API. This issue has been patched in versions 3.2.9, 3.3.11, and 3.4.11.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00730 · 53.7th percentile
Weakness
CWE-190 · Integer Overflow or Wraparound
Published
2026-05-07T03:58Z
EPSS history
Timeline
  • 07 MAY 03:58Z
    OpenEXR is Vulnerable to Integer overflow in ImageChannel::resize leads to heap OOB write via OpenEXRUtil public API
    cvelistv5