<div class="container">
    <h1>Security update for ucode-intel</h1>

    <table class="table table-striped table-bordered">
        <tbody>
        <tr>
            <th>Announcement ID:</th>
            <td>SUSE-SU-2023:4510-1</td>
        </tr>
        
        <tr>
            <th>Rating:</th>
            <td>important</td>
        </tr>
        <tr>
            <th>References:</th>
            <td>
                <ul>
                    
                        <li style="display: inline;">
                            <a href="https://bugzilla.suse.com/show_bug.cgi?id=1215278">bsc#1215278</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-2023-23583.html">CVE-2023-23583</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-2023-23583</span>
                                <span class="cvss-source">
                                    (
                                    
                                        SUSE
                                    
                                    ):
                                </span>
                                <span class="cvss-score">8.8</span>
                                <span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H</span>
                            </li>
                        
                    </ul>
                </td>
            </tr>
        
        <tr>
            <th>Affected Products:</th>
            <td>
                <ul class="list-group">
                    
                        <li class="list-group-item">SUSE CaaS Platform 4.0</li>
                    
                        <li class="list-group-item">SUSE Linux Enterprise High Performance Computing 15 SP1</li>
                    
                        <li class="list-group-item">SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS 15-SP1</li>
                    
                        <li class="list-group-item">SUSE Linux Enterprise Server 15 SP1</li>
                    
                        <li class="list-group-item">SUSE Linux Enterprise Server 15 SP1 LTSS 15-SP1</li>
                    
                        <li class="list-group-item">SUSE Linux Enterprise Server for SAP Applications 15 SP1</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 ucode-intel fixes the following issues:</p>
<ul>
<li>Updated to Intel CPU Microcode 20231114 release. (bsc#1215278)</li>
<li>CVE-2023-23583: Fixed potential CPU deadlocks or privilege escalation. (bsc#1215278)</li>
</ul>



    
        <h2>Special Instructions and Notes:</h2>
        <ul>
            
            
                <li>Please reboot the system after installing this update.</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 High Performance Computing 15 SP1 LTSS 15-SP1
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SLE-Product-HPC-15-SP1-LTSS-2023-4510=1</code>
                    
                    
                
            </li>
        
            <li class="list-group-item">
                SUSE Linux Enterprise Server 15 SP1 LTSS 15-SP1
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SLE-Product-SLES-15-SP1-LTSS-2023-4510=1</code>
                    
                    
                
            </li>
        
            <li class="list-group-item">
                SUSE Linux Enterprise Server for SAP Applications 15 SP1
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP1-2023-4510=1</code>
                    
                    
                
            </li>
        
            <li class="list-group-item">
                SUSE CaaS Platform 4.0
                
                    <br/>
                    <span>
                        To install this update, use the SUSE CaaS Platform 'skuba' tool. It will
                        inform you if it detects new updates and let you then trigger updating of
                        the complete cluster in a controlled way.
                    </span>
                
            </li>
        
    </ul>

    <h2>Package List:</h2>
    <ul>
        
            
                <li>
                    SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS 15-SP1 (x86_64)
                    <ul>
                        
                            <li>ucode-intel-20231114-150100.3.231.1</li>
                        
                    </ul>
                </li>
            
        
            
                <li>
                    SUSE Linux Enterprise Server 15 SP1 LTSS 15-SP1 (x86_64)
                    <ul>
                        
                            <li>ucode-intel-20231114-150100.3.231.1</li>
                        
                    </ul>
                </li>
            
        
            
                <li>
                    SUSE Linux Enterprise Server for SAP Applications 15 SP1 (x86_64)
                    <ul>
                        
                            <li>ucode-intel-20231114-150100.3.231.1</li>
                        
                    </ul>
                </li>
            
        
            
                <li>
                    SUSE CaaS Platform 4.0 (x86_64)
                    <ul>
                        
                            <li>ucode-intel-20231114-150100.3.231.1</li>
                        
                    </ul>
                </li>
            
        
    </ul>

    
        <h2>References:</h2>
        <ul>
            
                
                    <li>
                        <a href="https://www.suse.com/security/cve/CVE-2023-23583.html">https://www.suse.com/security/cve/CVE-2023-23583.html</a>
                    </li>
                
            
                
                    <li>
                        <a href="https://bugzilla.suse.com/show_bug.cgi?id=1215278">https://bugzilla.suse.com/show_bug.cgi?id=1215278</a>
                    </li>
                
            
        </ul>
    
</div>