SUSE-RU-2025:3948-1: moderate: Recommended update for jitterentropy

[SLE-UPDATES]

# Recommended update for jitterentropy

Announcement ID: SUSE-RU-2025:3948-1  
Release Date: 2025-11-05T08:30:57Z  
Rating: moderate  
References:

  * bsc#1209627

  
Affected Products:

  * SUSE Linux Enterprise High Performance Computing 15 SP4
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
  * SUSE Linux Enterprise Server 15 SP4
  * SUSE Linux Enterprise Server 15 SP4 LTSS
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4
  * SUSE Manager Proxy 4.3
  * SUSE Manager Retail Branch Server 4.3
  * SUSE Manager Server 4.3

  
  
An update that has one fix can now be installed.

## Description:

This update for jitterentropy fixes the following issues:

  * Fixed a stack corruption on s390x: [bsc#1209627]
  * Output size of the STCKE command on s390x is 16 bytes, compared to 8 bytes
    of the STCK command. Fix a stack corruption in the s390x version of
    jent_get_nstime(). Add some more detailed information on the STCKE command.

Updated to 3.4.1

  * add FIPS 140 hints to man page
  * simplify the test tool to search for optimal configurations
  * fix: jent_loop_shuffle: re-add setting the time that was lost with 3.4.0
  * enhancement: add ARM64 assembler code to read high-res timer

## 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 High Performance Computing ESPOS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2025-3948=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2025-3948=1

  * SUSE Linux Enterprise Server 15 SP4 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2025-3948=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP4  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2025-3948=1

  * SUSE Manager Proxy 4.3  
    zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Proxy-4.3-2025-3948=1

  * SUSE Manager Retail Branch Server 4.3  
    zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Retail-Branch-
Server-4.3-2025-3948=1

  * SUSE Manager Server 4.3  
    zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Server-4.3-2025-3948=1

## Package List:

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64
    x86_64)
    * jitterentropy-devel-static-3.4.1-150000.1.12.1
    * jitterentropy-debugsource-3.4.1-150000.1.12.1
    * libjitterentropy3-3.4.1-150000.1.12.1
    * jitterentropy-devel-3.4.1-150000.1.12.1
    * libjitterentropy3-debuginfo-3.4.1-150000.1.12.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (x86_64)
    * libjitterentropy3-32bit-debuginfo-3.4.1-150000.1.12.1
    * libjitterentropy3-32bit-3.4.1-150000.1.12.1
    * jitterentropy-devel-32bit-3.4.1-150000.1.12.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (aarch64
    x86_64)
    * jitterentropy-devel-static-3.4.1-150000.1.12.1
    * jitterentropy-debugsource-3.4.1-150000.1.12.1
    * libjitterentropy3-3.4.1-150000.1.12.1
    * jitterentropy-devel-3.4.1-150000.1.12.1
    * libjitterentropy3-debuginfo-3.4.1-150000.1.12.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (x86_64)
    * libjitterentropy3-32bit-debuginfo-3.4.1-150000.1.12.1
    * libjitterentropy3-32bit-3.4.1-150000.1.12.1
    * jitterentropy-devel-32bit-3.4.1-150000.1.12.1
  * SUSE Linux Enterprise Server 15 SP4 LTSS (aarch64 ppc64le s390x x86_64)
    * jitterentropy-devel-static-3.4.1-150000.1.12.1
    * jitterentropy-debugsource-3.4.1-150000.1.12.1
    * libjitterentropy3-3.4.1-150000.1.12.1
    * jitterentropy-devel-3.4.1-150000.1.12.1
    * libjitterentropy3-debuginfo-3.4.1-150000.1.12.1
  * SUSE Linux Enterprise Server 15 SP4 LTSS (x86_64)
    * libjitterentropy3-32bit-debuginfo-3.4.1-150000.1.12.1
    * libjitterentropy3-32bit-3.4.1-150000.1.12.1
    * jitterentropy-devel-32bit-3.4.1-150000.1.12.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (ppc64le x86_64)
    * jitterentropy-devel-static-3.4.1-150000.1.12.1
    * jitterentropy-debugsource-3.4.1-150000.1.12.1
    * libjitterentropy3-3.4.1-150000.1.12.1
    * jitterentropy-devel-3.4.1-150000.1.12.1
    * libjitterentropy3-debuginfo-3.4.1-150000.1.12.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (x86_64)
    * libjitterentropy3-32bit-debuginfo-3.4.1-150000.1.12.1
    * libjitterentropy3-32bit-3.4.1-150000.1.12.1
    * jitterentropy-devel-32bit-3.4.1-150000.1.12.1
  * SUSE Manager Proxy 4.3 (x86_64)
    * libjitterentropy3-32bit-debuginfo-3.4.1-150000.1.12.1
    * libjitterentropy3-32bit-3.4.1-150000.1.12.1
    * jitterentropy-devel-static-3.4.1-150000.1.12.1
    * jitterentropy-debugsource-3.4.1-150000.1.12.1
    * libjitterentropy3-3.4.1-150000.1.12.1
    * jitterentropy-devel-32bit-3.4.1-150000.1.12.1
    * jitterentropy-devel-3.4.1-150000.1.12.1
    * libjitterentropy3-debuginfo-3.4.1-150000.1.12.1
  * SUSE Manager Retail Branch Server 4.3 (x86_64)
    * libjitterentropy3-32bit-debuginfo-3.4.1-150000.1.12.1
    * libjitterentropy3-32bit-3.4.1-150000.1.12.1
    * jitterentropy-devel-static-3.4.1-150000.1.12.1
    * jitterentropy-debugsource-3.4.1-150000.1.12.1
    * libjitterentropy3-3.4.1-150000.1.12.1
    * jitterentropy-devel-32bit-3.4.1-150000.1.12.1
    * jitterentropy-devel-3.4.1-150000.1.12.1
    * libjitterentropy3-debuginfo-3.4.1-150000.1.12.1
  * SUSE Manager Server 4.3 (ppc64le s390x x86_64)
    * jitterentropy-devel-static-3.4.1-150000.1.12.1
    * jitterentropy-debugsource-3.4.1-150000.1.12.1
    * libjitterentropy3-3.4.1-150000.1.12.1
    * jitterentropy-devel-3.4.1-150000.1.12.1
    * libjitterentropy3-debuginfo-3.4.1-150000.1.12.1
  * SUSE Manager Server 4.3 (x86_64)
    * libjitterentropy3-32bit-debuginfo-3.4.1-150000.1.12.1
    * libjitterentropy3-32bit-3.4.1-150000.1.12.1
    * jitterentropy-devel-32bit-3.4.1-150000.1.12.1

## References:

  * https://bugzilla.suse.com/show_bug.cgi?id=1209627

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