Red Hat Security Advisory: openexr update
OpenEXR is an open-source high-dynamic-range floating-point image file format for high-quality image processing and storage. This document presents a brief overview of OpenEXR and explains concepts that are specific to this format. This package containes the binaries for OpenEXR. Security Fix(es): * OpenEXR: OpenEXR: Arbitrary code execution and information disclosure via crafted EXR file (CVE-2026-34588) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
AI Analysis
Technical Summary
CVE-2026-34588 is a vulnerability in the OpenEXR library used for high-dynamic-range image processing. The flaw allows an attacker to execute arbitrary code and disclose information by processing a specially crafted EXR file. Red Hat Product Security has issued an advisory (RHSA-2026:19359) describing this vulnerability and providing updated OpenEXR packages for Red Hat Enterprise Linux 9 and its variants. The advisory rates the security impact as Important and provides updated packages to fix the issue.
Potential Impact
Successful exploitation of this vulnerability can lead to arbitrary code execution and information disclosure on systems processing malicious EXR files using the vulnerable OpenEXR library. This can compromise system integrity and confidentiality.
Mitigation Recommendations
Red Hat has released updated OpenEXR packages for Red Hat Enterprise Linux 9 and related variants that fix this vulnerability. Users should apply the security update as described in the Red Hat advisory RHSA-2026:19359 and the referenced article https://access.redhat.com/articles/11258 to remediate the issue. No additional mitigation steps are indicated beyond applying the official update.
Red Hat Security Advisory: openexr update
Description
OpenEXR is an open-source high-dynamic-range floating-point image file format for high-quality image processing and storage. This document presents a brief overview of OpenEXR and explains concepts that are specific to this format. This package containes the binaries for OpenEXR. Security Fix(es): * OpenEXR: OpenEXR: Arbitrary code execution and information disclosure via crafted EXR file (CVE-2026-34588) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-34588 is a vulnerability in the OpenEXR library used for high-dynamic-range image processing. The flaw allows an attacker to execute arbitrary code and disclose information by processing a specially crafted EXR file. Red Hat Product Security has issued an advisory (RHSA-2026:19359) describing this vulnerability and providing updated OpenEXR packages for Red Hat Enterprise Linux 9 and its variants. The advisory rates the security impact as Important and provides updated packages to fix the issue.
Potential Impact
Successful exploitation of this vulnerability can lead to arbitrary code execution and information disclosure on systems processing malicious EXR files using the vulnerable OpenEXR library. This can compromise system integrity and confidentiality.
Mitigation Recommendations
Red Hat has released updated OpenEXR packages for Red Hat Enterprise Linux 9 and related variants that fix this vulnerability. Users should apply the security update as described in the Red Hat advisory RHSA-2026:19359 and the referenced article https://access.redhat.com/articles/11258 to remediate the issue. No additional mitigation steps are indicated beyond applying the official update.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:19359
- Cve Count
- 1
- Additional Cves
- []
- Cvss Version
- null
Threat ID: 6a3da1c54853345fc181ff52
Added to database: 06/25/2026, 21:46:45 UTC
Last enriched: 06/25/2026, 21:57:01 UTC
Last updated: 07/13/2026, 19:47:37 UTC
Views: 12
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