SUSE alert SUSE-SU-2026:3877-1 (openssl-1_1)

From:
             
 
SLE-SECURITY-UPDATES <null@suse.de>
To:
             
 
sle-security-updates@lists.suse.com
Subject:
             
 
SUSE-SU-2026:3877-1: important: Security update for openssl-1_1
Date:
             
 
Mon, 31 Aug 2026 16:44:59 -0000
Message-ID:
             
 
<178819469904.815.569100968598798186@6bd16ccd9111>
# Security update for openssl-1_1

Announcement ID: SUSE-SU-2026:3877-1  
Release Date: 2026-08-31T09:12:48Z  
Rating: important  
References:

  * bsc#1260446
  * bsc#1274774
  * bsc#1274788
  * bsc#1274795

  
Cross-References:

  * CVE-2026-54874
  * CVE-2026-63072

  
CVSS scores:

  * CVE-2026-54874 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-54874 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-63072 ( SUSE ):  8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
  * CVE-2026-63072 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * openSUSE Leap 15.5
  * SUSE Linux Enterprise High Performance Computing 15 SP5
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5
  * SUSE Linux Enterprise Micro 5.5
  * SUSE Linux Enterprise Server 15 SP5
  * SUSE Linux Enterprise Server 15 SP5 LTSS
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5

  
  
An update that solves two vulnerabilities and has two security fixes can now be
installed.

## Description:

This update for openssl-1_1 fixes the following issues:

  * CVE-2026-54874: Excessive Memory Use Buffering DTLS Records for a Future
    Epoch (bsc#1274795).
  * CVE-2026-63072: Heap Buffer Overflow in CMS Key Unwrapping (bsc#1274788).

Changes for openssl-1_1:

  * August 2026 release (bsc#1274774)

## 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 Micro 5.5  
    zypper in -t patch SUSE-SLE-Micro-5.5-2026-3877=1

  * SUSE Linux Enterprise Server 15 SP5 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-3877=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2026-3877=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP5  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2026-3877=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2026-3877=1

  * openSUSE Leap 15.5  
    zypper in -t patch SUSE-2026-3877=1

## Package List:

  * SUSE Linux Enterprise Micro 5.5 (aarch64 ppc64le s390x x86_64)
    * libopenssl1_1-1.1.1l-150500.17.63.1
    * libopenssl-1_1-devel-1.1.1l-150500.17.63.1
    * libopenssl1_1-debuginfo-1.1.1l-150500.17.63.1
    * openssl-1_1-debugsource-1.1.1l-150500.17.63.1
    * openssl-1_1-debuginfo-1.1.1l-150500.17.63.1
    * openssl-1_1-1.1.1l-150500.17.63.1
    * libopenssl1_1-hmac-1.1.1l-150500.17.63.1
  * SUSE Linux Enterprise Server 15 SP5 LTSS (aarch64 ppc64le s390x x86_64)
    * libopenssl1_1-1.1.1l-150500.17.63.1
    * libopenssl-1_1-devel-1.1.1l-150500.17.63.1
    * libopenssl1_1-debuginfo-1.1.1l-150500.17.63.1
    * openssl-1_1-debuginfo-1.1.1l-150500.17.63.1
    * openssl-1_1-1.1.1l-150500.17.63.1
    * openssl-1_1-debugsource-1.1.1l-150500.17.63.1
    * libopenssl1_1-hmac-1.1.1l-150500.17.63.1
  * SUSE Linux Enterprise Server 15 SP5 LTSS (x86_64)
    * libopenssl1_1-32bit-1.1.1l-150500.17.63.1
    * libopenssl1_1-hmac-32bit-1.1.1l-150500.17.63.1
    * libopenssl1_1-32bit-debuginfo-1.1.1l-150500.17.63.1
  * openSUSE Leap 15.5 (x86_64)
    * libopenssl1_1-32bit-debuginfo-1.1.1l-150500.17.63.1
    * libopenssl1_1-32bit-1.1.1l-150500.17.63.1
    * libopenssl1_1-hmac-32bit-1.1.1l-150500.17.63.1
    * libopenssl-1_1-devel-32bit-1.1.1l-150500.17.63.1
  * openSUSE Leap 15.5 (aarch64_ilp32)
    * libopenssl1_1-64bit-debuginfo-1.1.1l-150500.17.63.1
    * libopenssl1_1-hmac-64bit-1.1.1l-150500.17.63.1
    * libopenssl1_1-64bit-1.1.1l-150500.17.63.1
    * libopenssl-1_1-devel-64bit-1.1.1l-150500.17.63.1
  * openSUSE Leap 15.5 (aarch64 i586 ppc64le s390x x86_64)
    * libopenssl1_1-1.1.1l-150500.17.63.1
    * libopenssl-1_1-devel-1.1.1l-150500.17.63.1
    * libopenssl1_1-debuginfo-1.1.1l-150500.17.63.1
    * openssl-1_1-debuginfo-1.1.1l-150500.17.63.1
    * openssl-1_1-1.1.1l-150500.17.63.1
    * openssl-1_1-debugsource-1.1.1l-150500.17.63.1
    * libopenssl1_1-hmac-1.1.1l-150500.17.63.1
  * openSUSE Leap 15.5 (noarch)
    * openssl-1_1-doc-1.1.1l-150500.17.63.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5 (x86_64)
    * libopenssl1_1-32bit-1.1.1l-150500.17.63.1
    * libopenssl1_1-hmac-32bit-1.1.1l-150500.17.63.1
    * libopenssl1_1-32bit-debuginfo-1.1.1l-150500.17.63.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5 (ppc64le x86_64)
    * libopenssl1_1-1.1.1l-150500.17.63.1
    * libopenssl-1_1-devel-1.1.1l-150500.17.63.1
    * libopenssl1_1-debuginfo-1.1.1l-150500.17.63.1
    * openssl-1_1-debugsource-1.1.1l-150500.17.63.1
    * openssl-1_1-debuginfo-1.1.1l-150500.17.63.1
    * openssl-1_1-1.1.1l-150500.17.63.1
    * libopenssl1_1-hmac-1.1.1l-150500.17.63.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (x86_64)
    * libopenssl1_1-32bit-1.1.1l-150500.17.63.1
    * libopenssl1_1-hmac-32bit-1.1.1l-150500.17.63.1
    * libopenssl1_1-32bit-debuginfo-1.1.1l-150500.17.63.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (aarch64
    x86_64)
    * libopenssl1_1-1.1.1l-150500.17.63.1
    * libopenssl-1_1-devel-1.1.1l-150500.17.63.1
    * libopenssl1_1-debuginfo-1.1.1l-150500.17.63.1
    * openssl-1_1-debuginfo-1.1.1l-150500.17.63.1
    * openssl-1_1-1.1.1l-150500.17.63.1
    * openssl-1_1-debugsource-1.1.1l-150500.17.63.1
    * libopenssl1_1-hmac-1.1.1l-150500.17.63.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (x86_64)
    * libopenssl1_1-32bit-1.1.1l-150500.17.63.1
    * libopenssl1_1-hmac-32bit-1.1.1l-150500.17.63.1
    * libopenssl1_1-32bit-debuginfo-1.1.1l-150500.17.63.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (aarch64
    x86_64)
    * libopenssl1_1-1.1.1l-150500.17.63.1
    * libopenssl-1_1-devel-1.1.1l-150500.17.63.1
    * openssl-1_1-debugsource-1.1.1l-150500.17.63.1
    * libopenssl1_1-debuginfo-1.1.1l-150500.17.63.1
    * openssl-1_1-debuginfo-1.1.1l-150500.17.63.1
    * openssl-1_1-1.1.1l-150500.17.63.1
    * libopenssl1_1-hmac-1.1.1l-150500.17.63.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-54874.html
  * https://www.suse.com/security/cve/CVE-2026-63072.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1260446
  * https://bugzilla.suse.com/show_bug.cgi?id=1274774
  * https://bugzilla.suse.com/show_bug.cgi?id=1274788
  * https://bugzilla.suse.com/show_bug.cgi?id=1274795



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