SUSE-SU-2026:21372-1: important: Security update for openexr

SLE-UPDATES null at suse.de
Tue Apr 28 16:32:16 UTC 2026 


# Security update for openexr

Announcement ID: SUSE-SU-2026:21372-1  
Release Date: 2026-04-22T10:03:51Z  
Rating: important  
References:

  * bsc#1261621
  * bsc#1261622
  * bsc#1261624
  * bsc#1261634

  
Cross-References:

  * CVE-2026-34379
  * CVE-2026-34380
  * CVE-2026-34588
  * CVE-2026-34589

  
CVSS scores:

  * CVE-2026-34379 ( SUSE ):  6.8
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-34379 ( SUSE ):  6.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H
  * CVE-2026-34379 ( NVD ):  7.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H
  * CVE-2026-34380 ( SUSE ):  5.7
    CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:A/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-34380 ( SUSE ):  5.8 CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:H
  * CVE-2026-34380 ( NVD ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:H
  * CVE-2026-34588 ( SUSE ):  7.1
    CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-34588 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2026-34588 ( NVD ):  8.6
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
  * CVE-2026-34588 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-34589 ( SUSE ):  7.1
    CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-34589 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2026-34589 ( NVD ):  8.4
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
  * CVE-2026-34589 ( NVD ):  5.0 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

  
Affected Products:

  * SUSE Linux Enterprise Server 16.0
  * SUSE Linux Enterprise Server for SAP applications 16.0

  
  
An update that solves four vulnerabilities can now be installed.

## Description:

This update for openexr fixes the following issues:

  * CVE-2026-34379: misaligned memory write during file decoding can cause a
    denial of service (bsc#1261621).
  * CVE-2026-34380: lack of proper check can lead to integer overflow in image
    decoding (bsc#1261622).
  * CVE-2026-34588: crafted EXR file can lead to out of bound read and write
    (bsc#1261624).
  * CVE-2026-34589: crafted scanline DWAA file can lead to arbitrary code
    execution or denial of service (bsc#1261634).

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".  
Alternatively you can run the command listed for your product:

  * SUSE Linux Enterprise Server for SAP applications 16.0  
    zypper in -t patch SUSE-SLES-16.0-617=1

  * SUSE Linux Enterprise Server 16.0  
    zypper in -t patch SUSE-SLES-16.0-617=1

## Package List:

  * SUSE Linux Enterprise Server for SAP applications 16.0 (ppc64le x86_64)
    * libIlmThread-3_2-31-debuginfo-3.2.2-160000.6.1
    * libOpenEXRUtil-3_2-31-debuginfo-3.2.2-160000.6.1
    * libIex-3_2-31-debuginfo-3.2.2-160000.6.1
    * libOpenEXR-3_2-31-debuginfo-3.2.2-160000.6.1
    * libOpenEXRUtil-3_2-31-3.2.2-160000.6.1
    * openexr-3.2.2-160000.6.1
    * openexr-debuginfo-3.2.2-160000.6.1
    * libOpenEXRCore-3_2-31-3.2.2-160000.6.1
    * libOpenEXRCore-3_2-31-debuginfo-3.2.2-160000.6.1
    * openexr-debugsource-3.2.2-160000.6.1
    * libIlmThread-3_2-31-3.2.2-160000.6.1
    * libOpenEXR-3_2-31-3.2.2-160000.6.1
    * libIex-3_2-31-3.2.2-160000.6.1
  * SUSE Linux Enterprise Server for SAP applications 16.0 (noarch)
    * openexr-doc-3.2.2-160000.6.1
  * SUSE Linux Enterprise Server for SAP applications 16.0 (x86_64)
    * libIex-3_2-31-x86-64-v3-debuginfo-3.2.2-160000.6.1
    * libIlmThread-3_2-31-x86-64-v3-debuginfo-3.2.2-160000.6.1
    * libOpenEXRUtil-3_2-31-x86-64-v3-debuginfo-3.2.2-160000.6.1
    * libOpenEXRCore-3_2-31-x86-64-v3-3.2.2-160000.6.1
    * libOpenEXRCore-3_2-31-x86-64-v3-debuginfo-3.2.2-160000.6.1
    * libIlmThread-3_2-31-x86-64-v3-3.2.2-160000.6.1
    * libOpenEXR-3_2-31-x86-64-v3-3.2.2-160000.6.1
    * libIex-3_2-31-x86-64-v3-3.2.2-160000.6.1
    * libOpenEXRUtil-3_2-31-x86-64-v3-3.2.2-160000.6.1
    * libOpenEXR-3_2-31-x86-64-v3-debuginfo-3.2.2-160000.6.1
  * SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
    * libIlmThread-3_2-31-debuginfo-3.2.2-160000.6.1
    * libOpenEXRUtil-3_2-31-debuginfo-3.2.2-160000.6.1
    * libIex-3_2-31-debuginfo-3.2.2-160000.6.1
    * libOpenEXR-3_2-31-debuginfo-3.2.2-160000.6.1
    * libOpenEXRUtil-3_2-31-3.2.2-160000.6.1
    * openexr-3.2.2-160000.6.1
    * openexr-debuginfo-3.2.2-160000.6.1
    * libOpenEXRCore-3_2-31-3.2.2-160000.6.1
    * libOpenEXRCore-3_2-31-debuginfo-3.2.2-160000.6.1
    * openexr-debugsource-3.2.2-160000.6.1
    * libIlmThread-3_2-31-3.2.2-160000.6.1
    * libOpenEXR-3_2-31-3.2.2-160000.6.1
    * libIex-3_2-31-3.2.2-160000.6.1
  * SUSE Linux Enterprise Server 16.0 (noarch)
    * openexr-doc-3.2.2-160000.6.1
  * SUSE Linux Enterprise Server 16.0 (x86_64)
    * libIex-3_2-31-x86-64-v3-debuginfo-3.2.2-160000.6.1
    * libIlmThread-3_2-31-x86-64-v3-debuginfo-3.2.2-160000.6.1
    * libOpenEXRUtil-3_2-31-x86-64-v3-debuginfo-3.2.2-160000.6.1
    * libOpenEXRCore-3_2-31-x86-64-v3-3.2.2-160000.6.1
    * libOpenEXRCore-3_2-31-x86-64-v3-debuginfo-3.2.2-160000.6.1
    * libIlmThread-3_2-31-x86-64-v3-3.2.2-160000.6.1
    * libOpenEXR-3_2-31-x86-64-v3-3.2.2-160000.6.1
    * libIex-3_2-31-x86-64-v3-3.2.2-160000.6.1
    * libOpenEXRUtil-3_2-31-x86-64-v3-3.2.2-160000.6.1
    * libOpenEXR-3_2-31-x86-64-v3-debuginfo-3.2.2-160000.6.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-34379.html
  * https://www.suse.com/security/cve/CVE-2026-34380.html
  * https://www.suse.com/security/cve/CVE-2026-34588.html
  * https://www.suse.com/security/cve/CVE-2026-34589.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1261621
  * https://bugzilla.suse.com/show_bug.cgi?id=1261622
  * https://bugzilla.suse.com/show_bug.cgi?id=1261624
  * https://bugzilla.suse.com/show_bug.cgi?id=1261634

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