CVE-2020-11765
OpenEXR: off-by-one error in ImfXdr.h read function by DwaCompressor::Classifier::Classifier leading to an out-of-bounds read
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · February 8, 2020
Updated · June 27, 2026
Description
An issue was discovered in OpenEXR before 2.4.1. There is an off-by-one error in use of the ImfXdr.h read function by DwaCompressor::Classifier::Classifier, leading to an out-of-bounds read.
Statement
Red Hat Enterprise Linux 7 and prior are not affected by this flaw as they do not ship vulnerable versions of OpenEXR.
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-193 · Off-by-one Error