SUSE-SU-2026:3272-1: moderate: Security update for openssl-1_0_0

[SLE-SECURITY-UPDATES]

# Security update for openssl-1_0_0

Announcement ID: SUSE-SU-2026:3272-1  
Release Date: 2026-07-27T11:31:37Z  
Rating: moderate  
References:

  * bsc#1260446
  * bsc#1261678

  
Cross-References:

  * CVE-2026-28390

  
CVSS scores:

  * CVE-2026-28390 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-28390 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-28390 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-28390 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * SUSE Linux Enterprise High Performance Computing 12 SP5
  * SUSE Linux Enterprise Server 12 SP5
  * SUSE Linux Enterprise Server 12 SP5 LTSS
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5

  
  
An update that solves one vulnerability and has one security fix can now be
installed.

## Description:

This update for openssl-1_0_0 fixes the following issues:

  * CVE-2026-28390: NULL pointer dereference during processing of a crafted CMS
    EnvelopedData message with KeyTransportRecipientInfo (bsc#1261678).

Changes for openssl-1_0_0:

  * Security fix:

  * Fix NULL pointer dereference when processing an OCSP response (bsc#1260446).

## 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 12 SP5 LTSS  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-2026-3272=1

  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2026-3272=1

## Package List:

  * SUSE Linux Enterprise Server 12 SP5 LTSS (aarch64 ppc64le s390x x86_64)
    * libopenssl1_0_0-debuginfo-1.0.2p-3.112.1
    * libopenssl1_0_0-hmac-1.0.2p-3.112.1
    * openssl-1_0_0-debugsource-1.0.2p-3.112.1
    * openssl-1_0_0-1.0.2p-3.112.1
    * openssl-1_0_0-debuginfo-1.0.2p-3.112.1
    * libopenssl-1_0_0-devel-1.0.2p-3.112.1
    * libopenssl1_0_0-1.0.2p-3.112.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS (s390x x86_64)
    * libopenssl1_0_0-hmac-32bit-1.0.2p-3.112.1
    * libopenssl1_0_0-32bit-1.0.2p-3.112.1
    * libopenssl-1_0_0-devel-32bit-1.0.2p-3.112.1
    * libopenssl1_0_0-debuginfo-32bit-1.0.2p-3.112.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS (noarch)
    * openssl-1_0_0-doc-1.0.2p-3.112.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64)
    * libopenssl1_0_0-debuginfo-1.0.2p-3.112.1
    * libopenssl1_0_0-32bit-1.0.2p-3.112.1
    * libopenssl1_0_0-debuginfo-32bit-1.0.2p-3.112.1
    * libopenssl1_0_0-hmac-1.0.2p-3.112.1
    * libopenssl-1_0_0-devel-32bit-1.0.2p-3.112.1
    * libopenssl1_0_0-hmac-32bit-1.0.2p-3.112.1
    * openssl-1_0_0-debugsource-1.0.2p-3.112.1
    * openssl-1_0_0-1.0.2p-3.112.1
    * openssl-1_0_0-debuginfo-1.0.2p-3.112.1
    * libopenssl-1_0_0-devel-1.0.2p-3.112.1
    * libopenssl1_0_0-1.0.2p-3.112.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (noarch)
    * openssl-1_0_0-doc-1.0.2p-3.112.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-28390.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1260446
  * https://bugzilla.suse.com/show_bug.cgi?id=1261678

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