SUSE-RU-2026:23931-1: moderate: Recommended update for libzypp, libsolv

[SLE-UPDATES]

# Recommended update for libzypp, libsolv

Announcement ID: SUSE-RU-2026:23931-1  
Release Date: 2026-09-28T10:02:19Z  
Rating: moderate  
References:

  * bsc#1279541

  
Affected Products:

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

  
  
An update that has one fix can now be installed.

## Description:

This update for libzypp, libsolv fixes the following issues:

Changes in libzypp:

version 17.38.16 (35):

  * This fix resolves issues in online migrations to SLES 16.1. (bsc#1279541)

Changes in libsolv:

bump version to 0.7.39:

  * improve SUSE product link dependency generation if there are multiple
    release packages for the same product [bsc#1279541]
  * fix possible segfault in the SUSE namespace dependency generation

## Special Instructions and Notes:

## 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-16.0-1766

  * SUSE Linux Enterprise Server 16.0  
    zypper in -t patch SUSE-SLES-16.0-1766

## Package List:

  * SUSE Linux Enterprise Server for SAP applications 16.0 (ppc64le x86_64)
    * libsolv-devel-static-0.7.40-160000.1.1
    * libzypp-devel-17.38.16-160000.1.1
    * libzypp-17.38.16-160000.1.1
    * libsolv-devel-debuginfo-0.7.40-160000.1.1
    * perl-solv-debuginfo-0.7.40-160000.1.1
    * libsolv-tools-debuginfo-0.7.40-160000.1.1
    * perl-solv-0.7.40-160000.1.1
    * libsolv-debuginfo-0.7.40-160000.1.1
    * libsolv-tools-0.7.40-160000.1.1
    * libsolv-devel-0.7.40-160000.1.1
    * ruby-solv-0.7.40-160000.1.1
    * libsolv-demo-0.7.40-160000.1.1
    * libsolv1-debuginfo-0.7.40-160000.1.1
    * libsolv-tools-base-0.7.40-160000.1.1
    * libzypp-devel-doc-17.38.16-160000.1.1
    * libsolv-tools-base-debuginfo-0.7.40-160000.1.1
    * libsolv-demo-debuginfo-0.7.40-160000.1.1
    * python313-solv-debuginfo-0.7.40-160000.1.1
    * ruby-solv-debuginfo-0.7.40-160000.1.1
    * libsolv-debugsource-0.7.40-160000.1.1
    * libzypp-debugsource-17.38.16-160000.1.1
    * python313-solv-0.7.40-160000.1.1
    * libsolv1-0.7.40-160000.1.1
    * libzypp-debuginfo-17.38.16-160000.1.1
  * SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
    * libsolv-devel-static-0.7.40-160000.1.1
    * libzypp-devel-17.38.16-160000.1.1
    * libzypp-17.38.16-160000.1.1
    * libsolv-devel-debuginfo-0.7.40-160000.1.1
    * perl-solv-debuginfo-0.7.40-160000.1.1
    * libsolv-tools-debuginfo-0.7.40-160000.1.1
    * perl-solv-0.7.40-160000.1.1
    * libsolv-debuginfo-0.7.40-160000.1.1
    * libsolv-tools-0.7.40-160000.1.1
    * libsolv-devel-0.7.40-160000.1.1
    * ruby-solv-0.7.40-160000.1.1
    * libsolv-demo-0.7.40-160000.1.1
    * libsolv1-debuginfo-0.7.40-160000.1.1
    * libsolv-tools-base-0.7.40-160000.1.1
    * libzypp-devel-doc-17.38.16-160000.1.1
    * libsolv-tools-base-debuginfo-0.7.40-160000.1.1
    * libsolv-demo-debuginfo-0.7.40-160000.1.1
    * python313-solv-debuginfo-0.7.40-160000.1.1
    * ruby-solv-debuginfo-0.7.40-160000.1.1
    * libsolv-debugsource-0.7.40-160000.1.1
    * libzypp-debugsource-17.38.16-160000.1.1
    * python313-solv-0.7.40-160000.1.1
    * libsolv1-0.7.40-160000.1.1
    * libzypp-debuginfo-17.38.16-160000.1.1

## References:

  * https://bugzilla.suse.com/show_bug.cgi?id=1279541

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