SUSE-SU-2026:3474-1: moderate: Security update for s390-tools

OPENSUSE-SECURITY-UPDATES <[email protected]> Tue, 04 Aug 2026 08:34:03 -0000
Newsgroups gmane.linux.suse.security.announce
Message-ID <178583244371.6741.12565220215054701953@dac66d42c24b>
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# Security update for s390-tools

Announcement ID: SUSE-SU-2026:3474-1  
Release Date: 2026-08-03T16:45:58Z  
Rating: moderate  
References:

  * bsc#1270185

  
Cross-References:

  * CVE-2026-41676

  
CVSS scores:

  * CVE-2026-41676 ( SUSE ):  8.3
    CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-41676 ( SUSE ):  6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
  * CVE-2026-41676 ( NVD ):  7.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/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-2026-41676 ( 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 15.4
  * SUSE Linux Enterprise Micro 5.3
  * SUSE Linux Enterprise Micro 5.4
  * SUSE Linux Enterprise Micro for Rancher 5.3
  * SUSE Linux Enterprise Micro for Rancher 5.4

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for s390-tools fixes the following issue

  * CVE-2026-41676: openssl: `Deriver:derive` and `PkeyCtxRef:derive` can
    overflow short buffers on OpenSSL 1.1.1 (bsc#1270185).

## 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 for Rancher 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2026-3474=1

  * SUSE Linux Enterprise Micro 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2026-3474=1

  * SUSE Linux Enterprise Micro for Rancher 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2026-3474=1

  * SUSE Linux Enterprise Micro 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2026-3474=1

  * openSUSE Leap 15.4  
    zypper in -t patch SUSE-2026-3474=1

## Package List:

  * openSUSE Leap 15.4 (s390x)
    * s390-tools-hmcdrvfs-debuginfo-2.31.0-150400.7.34.1
    * s390-tools-zdsfs-debuginfo-2.31.0-150400.7.34.1
    * libekmfweb1-devel-2.31.0-150400.7.34.1
    * libkmipclient1-debuginfo-2.31.0-150400.7.34.1
    * libkmipclient1-devel-2.31.0-150400.7.34.1
    * s390-tools-chreipl-fcp-mpath-2.31.0-150400.7.34.1
    * libekmfweb1-2.31.0-150400.7.34.1
    * libkmipclient1-2.31.0-150400.7.34.1
    * s390-tools-hmcdrvfs-2.31.0-150400.7.34.1
    * osasnmpd-2.31.0-150400.7.34.1
    * libekmfweb1-debuginfo-2.31.0-150400.7.34.1
    * osasnmpd-debuginfo-2.31.0-150400.7.34.1
    * s390-tools-zdsfs-2.31.0-150400.7.34.1
  * openSUSE Leap 15.4 (noarch)
    * s390-tools-genprotimg-data-2.31.0-150400.7.34.1
  * openSUSE Leap 15.4 (s390x x86_64)
    * s390-tools-debugsource-2.31.0-150400.7.34.1
    * s390-tools-debuginfo-2.31.0-150400.7.34.1
    * s390-tools-2.31.0-150400.7.34.1
  * SUSE Linux Enterprise Micro for Rancher 5.3 (s390x)
    * s390-tools-debugsource-2.31.0-150400.7.34.1
    * libkmipclient1-debuginfo-2.31.0-150400.7.34.1
    * s390-tools-debuginfo-2.31.0-150400.7.34.1
    * libkmipclient1-2.31.0-150400.7.34.1
    * libekmfweb1-2.31.0-150400.7.34.1
    * s390-tools-2.31.0-150400.7.34.1
    * libekmfweb1-debuginfo-2.31.0-150400.7.34.1
  * SUSE Linux Enterprise Micro for Rancher 5.3 (noarch)
    * s390-tools-genprotimg-data-2.31.0-150400.7.34.1
  * SUSE Linux Enterprise Micro 5.3 (s390x)
    * s390-tools-debugsource-2.31.0-150400.7.34.1
    * libkmipclient1-debuginfo-2.31.0-150400.7.34.1
    * s390-tools-debuginfo-2.31.0-150400.7.34.1
    * libkmipclient1-2.31.0-150400.7.34.1
    * libekmfweb1-2.31.0-150400.7.34.1
    * s390-tools-2.31.0-150400.7.34.1
    * libekmfweb1-debuginfo-2.31.0-150400.7.34.1
  * SUSE Linux Enterprise Micro 5.3 (noarch)
    * s390-tools-genprotimg-data-2.31.0-150400.7.34.1
  * SUSE Linux Enterprise Micro for Rancher 5.4 (s390x)
    * s390-tools-debugsource-2.31.0-150400.7.34.1
    * libkmipclient1-debuginfo-2.31.0-150400.7.34.1
    * s390-tools-debuginfo-2.31.0-150400.7.34.1
    * libkmipclient1-2.31.0-150400.7.34.1
    * libekmfweb1-2.31.0-150400.7.34.1
    * s390-tools-2.31.0-150400.7.34.1
    * libekmfweb1-debuginfo-2.31.0-150400.7.34.1
  * SUSE Linux Enterprise Micro for Rancher 5.4 (noarch)
    * s390-tools-genprotimg-data-2.31.0-150400.7.34.1
  * SUSE Linux Enterprise Micro 5.4 (s390x)
    * s390-tools-debugsource-2.31.0-150400.7.34.1
    * libkmipclient1-debuginfo-2.31.0-150400.7.34.1
    * s390-tools-debuginfo-2.31.0-150400.7.34.1
    * libkmipclient1-2.31.0-150400.7.34.1
    * libekmfweb1-2.31.0-150400.7.34.1
    * s390-tools-2.31.0-150400.7.34.1
    * libekmfweb1-debuginfo-2.31.0-150400.7.34.1
  * SUSE Linux Enterprise Micro 5.4 (noarch)
    * s390-tools-genprotimg-data-2.31.0-150400.7.34.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-41676.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1270185


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<div class="container">
    <h1>Security update for s390-tools</h1>

    <table class="table table-striped table-bordered">
        <tbody>
        <tr>
            <th>Announcement ID:</th>
            <td>SUSE-SU-2026:3474-1</td>
        </tr>
        <tr>
            <th>Release Date:</th>
            <td>2026-08-03T16:45:58Z</td>
        </tr>
        
        <tr>
            <th>Rating:</th>
            <td>moderate</td>
        </tr>
        <tr>
            <th>References:</th>
            <td>
                <ul>
                    
                        <li style="display: inline;">
                            <a href="https://bugzilla.suse.com/show_bug.cgi?id=1270185">bsc#1270185</a>
                        </li>
                    
                    
                </ul>
            </td>
        </tr>
        
            <tr>
                <th>
                    Cross-References:
                </th>
                <td>
                    <ul>
                    
                        <li style="display: inline;">
                            <a href="https://www.suse.com/security/cve/CVE-2026-41676.html">CVE-2026-41676</a>
                        </li>
                    
                    </ul>
                </td>
            </tr>
            <tr>
                <th>CVSS scores:</th>
                <td>
                    <ul class="list-group">
                        
                            <li class="list-group-item">
                                <span class="cvss-reference">CVE-2026-41676</span>
                                <span class="cvss-source">
                                    (
                                    
                                        SUSE
                                    
                                    ):
                                </span>
                                <span class="cvss-score">8.3</span>
                                <span class="cvss-vector">CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N</span>
                            </li>
                        
                            <li class="list-group-item">
                                <span class="cvss-reference">CVE-2026-41676</span>
                                <span class="cvss-source">
                                    (
                                    
                                        SUSE
                                    
                                    ):
                                </span>
                                <span class="cvss-score">6.5</span>
                                <span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H</span>
                            </li>
                        
                            <li class="list-group-item">
                                <span class="cvss-reference">CVE-2026-41676</span>
                                <span class="cvss-source">
                                    (
                                    
                                        NVD
                                    
                                    ):
                                </span>
                                <span class="cvss-score">7.2</span>
                                <span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/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</span>
                            </li>
                        
                            <li class="list-group-item">
                                <span class="cvss-reference">CVE-2026-41676</span>
                                <span class="cvss-source">
                                    (
                                    
                                        NVD
                                    
                                    ):
                                </span>
                                <span class="cvss-score">7.5</span>
                                <span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H</span>
                            </li>
                        
                    </ul>
                </td>
            </tr>
        
        <tr>
            <th>Affected Products:</th>
            <td>
                <ul class="list-group">
                    
                        <li class="list-group-item">openSUSE Leap 15.4</li>
                    
                        <li class="list-group-item">SUSE Linux Enterprise Micro 5.3</li>
                    
                        <li class="list-group-item">SUSE Linux Enterprise Micro 5.4</li>
                    
                        <li class="list-group-item">SUSE Linux Enterprise Micro for Rancher 5.3</li>
                    
                        <li class="list-group-item">SUSE Linux Enterprise Micro for Rancher 5.4</li>
                    
                </ul>
            </td>
        </tr>
        </tbody>
    </table>

    <p>An update that solves one vulnerability can now be installed.</p>

    


    
        <h2>Description:</h2>
    
    <p>This update for s390-tools fixes the following issue</p>
<ul>
<li>CVE-2026-41676: openssl: <code>Deriver:derive</code> and <code>PkeyCtxRef:derive</code> can overflow short buffers on OpenSSL 1.1.1
  (bsc#1270185).</li>
</ul>



    

    <h2>Patch Instructions:</h2>
    <p>
        To install this SUSE  update use the SUSE recommended
        installation methods like YaST online_update or "zypper patch".<br/>

        Alternatively you can run the command listed for your product:
    </p>
    <ul class="list-group">
        
            <li class="list-group-item">
                SUSE Linux Enterprise Micro for Rancher 5.4
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SLE-Micro-5.4-2026-3474=1</code>
                    
                    
                
            </li>
        
            <li class="list-group-item">
                SUSE Linux Enterprise Micro 5.4
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SLE-Micro-5.4-2026-3474=1</code>
                    
                    
                
            </li>
        
            <li class="list-group-item">
                SUSE Linux Enterprise Micro for Rancher 5.3
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SLE-Micro-5.3-2026-3474=1</code>
                    
                    
                
            </li>
        
            <li class="list-group-item">
                SUSE Linux Enterprise Micro 5.3
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SLE-Micro-5.3-2026-3474=1</code>
                    
                    
                
            </li>
        
            <li class="list-group-item">
                openSUSE Leap 15.4
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-2026-3474=1</code>
                    
                    
                
            </li>
        
    </ul>

    <h2>Package List:</h2>
    <ul>
        
            
                <li>
                    openSUSE Leap 15.4 (s390x)
                    <ul>
                        
                            <li>s390-tools-hmcdrvfs-debuginfo-2.31.0-150400.7.34.1</li>
                        
                            <li>s390-tools-zdsfs-debuginfo-2.31.0-150400.7.34.1</li>
                        
                            <li>libekmfweb1-devel-2.31.0-150400.7.34.1</li>
                        
                            <li>libkmipclient1-debuginfo-2.31.0-150400.7.34.1</li>
                        
                            <li>libkmipclient1-devel-2.31.0-150400.7.34.1</li>
                        
                            <li>s390-tools-chreipl-fcp-mpath-2.31.0-150400.7.34.1</li>
                        
                            <li>libekmfweb1-2.31.0-150400.7.34.1</li>
                        
                            <li>libkmipclient1-2.31.0-150400.7.34.1</li>
                        
                            <li>s390-tools-hmcdrvfs-2.31.0-150400.7.34.1</li>
                        
                            <li>osasnmpd-2.31.0-150400.7.34.1</li>
                        
                            <li>libekmfweb1-debuginfo-2.31.0-150400.7.34.1</li>
                        
                            <li>osasnmpd-debuginfo-2.31.0-150400.7.34.1</li>
                        
                            <li>s390-tools-zdsfs-2.31.0-150400.7.34.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    openSUSE Leap 15.4 (noarch)
                    <ul>
                        
                            <li>s390-tools-genprotimg-data-2.31.0-150400.7.34.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    openSUSE Leap 15.4 (s390x x86_64)
                    <ul>
                        
                            <li>s390-tools-debugsource-2.31.0-150400.7.34.1</li>
                        
                            <li>s390-tools-debuginfo-2.31.0-150400.7.34.1</li>
                        
                            <li>s390-tools-2.31.0-150400.7.34.1</li>
                        
                    </ul>
                </li>
            
        
            
                <li>
                    SUSE Linux Enterprise Micro for Rancher 5.3 (s390x)
                    <ul>
                        
                            <li>s390-tools-debugsource-2.31.0-150400.7.34.1</li>
                        
                            <li>libkmipclient1-debuginfo-2.31.0-150400.7.34.1</li>
                        
                            <li>s390-tools-debuginfo-2.31.0-150400.7.34.1</li>
                        
                            <li>libkmipclient1-2.31.0-150400.7.34.1</li>
                        
                            <li>libekmfweb1-2.31.0-150400.7.34.1</li>
                        
                            <li>s390-tools-2.31.0-150400.7.34.1</li>
                        
                            <li>libekmfweb1-debuginfo-2.31.0-150400.7.34.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Linux Enterprise Micro for Rancher 5.3 (noarch)
                    <ul>
                        
                            <li>s390-tools-genprotimg-data-2.31.0-150400.7.34.1</li>
                        
                    </ul>
                </li>
            
        
            
                <li>
                    SUSE Linux Enterprise Micro 5.3 (s390x)
                    <ul>
                        
                            <li>s390-tools-debugsource-2.31.0-150400.7.34.1</li>
                        
                            <li>libkmipclient1-debuginfo-2.31.0-150400.7.34.1</li>
                        
                            <li>s390-tools-debuginfo-2.31.0-150400.7.34.1</li>
                        
                            <li>libkmipclient1-2.31.0-150400.7.34.1</li>
                        
                            <li>libekmfweb1-2.31.0-150400.7.34.1</li>
                        
                            <li>s390-tools-2.31.0-150400.7.34.1</li>
                        
                            <li>libekmfweb1-debuginfo-2.31.0-150400.7.34.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Linux Enterprise Micro 5.3 (noarch)
                    <ul>
                        
                            <li>s390-tools-genprotimg-data-2.31.0-150400.7.34.1</li>
                        
                    </ul>
                </li>
            
        
            
                <li>
                    SUSE Linux Enterprise Micro for Rancher 5.4 (s390x)
                    <ul>
                        
                            <li>s390-tools-debugsource-2.31.0-150400.7.34.1</li>
                        
                            <li>libkmipclient1-debuginfo-2.31.0-150400.7.34.1</li>
                        
                            <li>s390-tools-debuginfo-2.31.0-150400.7.34.1</li>
                        
                            <li>libkmipclient1-2.31.0-150400.7.34.1</li>
                        
                            <li>libekmfweb1-2.31.0-150400.7.34.1</li>
                        
                            <li>s390-tools-2.31.0-150400.7.34.1</li>
                        
                            <li>libekmfweb1-debuginfo-2.31.0-150400.7.34.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Linux Enterprise Micro for Rancher 5.4 (noarch)
                    <ul>
                        
                            <li>s390-tools-genprotimg-data-2.31.0-150400.7.34.1</li>
                        
                    </ul>
                </li>
            
        
            
                <li>
                    SUSE Linux Enterprise Micro 5.4 (s390x)
                    <ul>
                        
                            <li>s390-tools-debugsource-2.31.0-150400.7.34.1</li>
                        
                            <li>libkmipclient1-debuginfo-2.31.0-150400.7.34.1</li>
                        
                            <li>s390-tools-debuginfo-2.31.0-150400.7.34.1</li>
                        
                            <li>libkmipclient1-2.31.0-150400.7.34.1</li>
                        
                            <li>libekmfweb1-2.31.0-150400.7.34.1</li>
                        
                            <li>s390-tools-2.31.0-150400.7.34.1</li>
                        
                            <li>libekmfweb1-debuginfo-2.31.0-150400.7.34.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Linux Enterprise Micro 5.4 (noarch)
                    <ul>
                        
                            <li>s390-tools-genprotimg-data-2.31.0-150400.7.34.1</li>
                        
                    </ul>
                </li>
            
        
    </ul>

    
        <h2>References:</h2>
        <ul>
            
                
                    <li>
                        <a href="https://www.suse.com/security/cve/CVE-2026-41676.html">https://www.suse.com/security/cve/CVE-2026-41676.html</a>
                    </li>
                
            
                
                    <li>
                        <a href="https://bugzilla.suse.com/show_bug.cgi?id=1270185">https://bugzilla.suse.com/show_bug.cgi?id=1270185</a>
                    </li>
                
            
        </ul>
    
</div>

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