CVE-2026-88384
openexr: openexr: Denial of Service via crafted EXR file
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · September 24, 2026
Updated · September 25, 2026
Description
A flaw was found in OpenEXR. An attacker could exploit this vulnerability to cause a Denial of Service (DoS) by providing a specially crafted EXR image file for processing. When the library parses an unknown attribute with a size of zero, it attempts an invalid memory operation on an uninitialized pointer, causing the application to crash unexpectedly.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CWE-476 · NULL Pointer Dereference