<div class="container">
    <h1>Security update for grub2</h1>

    <table class="table table-striped table-bordered">
        <tbody>
        <tr>
            <th>Announcement ID:</th>
            <td>SUSE-SU-2023:4140-1</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=1201300">bsc#1201300</a>
                        </li>
                    
                        <li style="display: inline;">
                            <a href="https://bugzilla.suse.com/show_bug.cgi?id=1215935">bsc#1215935</a>
                        </li>
                    
                        <li style="display: inline;">
                            <a href="https://bugzilla.suse.com/show_bug.cgi?id=1215936">bsc#1215936</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-2023-4692.html">CVE-2023-4692</a>
                        </li>
                    
                        <li style="display: inline;">
                            <a href="https://www.suse.com/security/cve/CVE-2023-4693.html">CVE-2023-4693</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-2023-4692</span>
                                <span class="cvss-source">
                                    (
                                    
                                        SUSE
                                    
                                    ):
                                </span>
                                <span class="cvss-score">7.8</span>
                                <span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H</span>
                            </li>
                        
                            <li class="list-group-item">
                                <span class="cvss-reference">CVE-2023-4693</span>
                                <span class="cvss-source">
                                    (
                                    
                                        SUSE
                                    
                                    ):
                                </span>
                                <span class="cvss-score">5.5</span>
                                <span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N</span>
                            </li>
                        
                    </ul>
                </td>
            </tr>
        
        <tr>
            <th>Affected Products:</th>
            <td>
                <ul class="list-group">
                    
                        <li class="list-group-item">Basesystem Module 15-SP4</li>
                    
                        <li class="list-group-item">Server Applications Module 15-SP4</li>
                    
                        <li class="list-group-item">SUSE Linux Enterprise Desktop 15 SP4</li>
                    
                        <li class="list-group-item">SUSE Linux Enterprise High Performance Computing 15 SP4</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>
                    
                        <li class="list-group-item">SUSE Linux Enterprise Real Time 15 SP4</li>
                    
                        <li class="list-group-item">SUSE Linux Enterprise Server 15 SP4</li>
                    
                        <li class="list-group-item">SUSE Linux Enterprise Server for SAP Applications 15 SP4</li>
                    
                        <li class="list-group-item">SUSE Manager Proxy 4.3</li>
                    
                        <li class="list-group-item">SUSE Manager Proxy 4.3 Module 4.3</li>
                    
                        <li class="list-group-item">SUSE Manager Retail Branch Server 4.3</li>
                    
                        <li class="list-group-item">SUSE Manager Server 4.3</li>
                    
                </ul>
            </td>
        </tr>
        </tbody>
    </table>

    <p>An update that solves two vulnerabilities and has one security fix can now be installed.</p>

    


    
        <h2>Description:</h2>
    
    <p>This update for grub2 fixes the following issues:</p>
<p>Security fixes:
- CVE-2023-4692: Fixed an out-of-bounds write at fs/ntfs.c which may lead to unsigned code execution. (bsc#1215935)
- CVE-2023-4693: Fixed an out-of-bounds read at fs/ntfs.c which may lead to leak sensitive information. (bsc#1215936)</p>
<p>Other fixes:
- Fix a boot delay issue in PowerPC PXE boot (bsc#1201300)</p>



    

    <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 5.3
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SLE-Micro-5.3-2023-4140=1</code>
                    
                    
                
            </li>
        
            <li class="list-group-item">
                SUSE Linux Enterprise Micro 5.3
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SLE-Micro-5.3-2023-4140=1</code>
                    
                    
                
            </li>
        
            <li class="list-group-item">
                SUSE Linux Enterprise Micro for Rancher 5.4
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SLE-Micro-5.4-2023-4140=1</code>
                    
                    
                
            </li>
        
            <li class="list-group-item">
                SUSE Linux Enterprise Micro 5.4
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SLE-Micro-5.4-2023-4140=1</code>
                    
                    
                
            </li>
        
            <li class="list-group-item">
                Basesystem Module 15-SP4
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP4-2023-4140=1</code>
                    
                    
                
            </li>
        
            <li class="list-group-item">
                Server Applications Module 15-SP4
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP4-2023-4140=1</code>
                    
                    
                
            </li>
        
            <li class="list-group-item">
                SUSE Manager Proxy 4.3 Module 4.3
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SLE-Module-SUSE-Manager-Proxy-4.3-2023-4140=1</code>
                    
                    
                
            </li>
        
    </ul>

    <h2>Package List:</h2>
    <ul>
        
            
                <li>
                    SUSE Linux Enterprise Micro for Rancher 5.3 (aarch64 s390x x86_64)
                    <ul>
                        
                            <li>grub2-2.06-150400.11.38.1</li>
                        
                            <li>grub2-debugsource-2.06-150400.11.38.1</li>
                        
                            <li>grub2-debuginfo-2.06-150400.11.38.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Linux Enterprise Micro for Rancher 5.3 (noarch)
                    <ul>
                        
                            <li>grub2-snapper-plugin-2.06-150400.11.38.1</li>
                        
                            <li>grub2-x86_64-efi-2.06-150400.11.38.1</li>
                        
                            <li>grub2-i386-pc-2.06-150400.11.38.1</li>
                        
                            <li>grub2-arm64-efi-2.06-150400.11.38.1</li>
                        
                            <li>grub2-x86_64-xen-2.06-150400.11.38.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Linux Enterprise Micro for Rancher 5.3 (s390x)
                    <ul>
                        
                            <li>grub2-s390x-emu-2.06-150400.11.38.1</li>
                        
                    </ul>
                </li>
            
        
            
                <li>
                    SUSE Linux Enterprise Micro 5.3 (aarch64 s390x x86_64)
                    <ul>
                        
                            <li>grub2-2.06-150400.11.38.1</li>
                        
                            <li>grub2-debugsource-2.06-150400.11.38.1</li>
                        
                            <li>grub2-debuginfo-2.06-150400.11.38.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Linux Enterprise Micro 5.3 (noarch)
                    <ul>
                        
                            <li>grub2-snapper-plugin-2.06-150400.11.38.1</li>
                        
                            <li>grub2-x86_64-efi-2.06-150400.11.38.1</li>
                        
                            <li>grub2-i386-pc-2.06-150400.11.38.1</li>
                        
                            <li>grub2-arm64-efi-2.06-150400.11.38.1</li>
                        
                            <li>grub2-x86_64-xen-2.06-150400.11.38.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Linux Enterprise Micro 5.3 (s390x)
                    <ul>
                        
                            <li>grub2-s390x-emu-2.06-150400.11.38.1</li>
                        
                    </ul>
                </li>
            
        
            
                <li>
                    SUSE Linux Enterprise Micro for Rancher 5.4 (aarch64 s390x x86_64)
                    <ul>
                        
                            <li>grub2-2.06-150400.11.38.1</li>
                        
                            <li>grub2-debugsource-2.06-150400.11.38.1</li>
                        
                            <li>grub2-debuginfo-2.06-150400.11.38.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Linux Enterprise Micro for Rancher 5.4 (noarch)
                    <ul>
                        
                            <li>grub2-snapper-plugin-2.06-150400.11.38.1</li>
                        
                            <li>grub2-x86_64-efi-2.06-150400.11.38.1</li>
                        
                            <li>grub2-i386-pc-2.06-150400.11.38.1</li>
                        
                            <li>grub2-arm64-efi-2.06-150400.11.38.1</li>
                        
                            <li>grub2-x86_64-xen-2.06-150400.11.38.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Linux Enterprise Micro for Rancher 5.4 (s390x)
                    <ul>
                        
                            <li>grub2-s390x-emu-2.06-150400.11.38.1</li>
                        
                    </ul>
                </li>
            
        
            
                <li>
                    SUSE Linux Enterprise Micro 5.4 (aarch64 s390x x86_64)
                    <ul>
                        
                            <li>grub2-2.06-150400.11.38.1</li>
                        
                            <li>grub2-debugsource-2.06-150400.11.38.1</li>
                        
                            <li>grub2-debuginfo-2.06-150400.11.38.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Linux Enterprise Micro 5.4 (noarch)
                    <ul>
                        
                            <li>grub2-snapper-plugin-2.06-150400.11.38.1</li>
                        
                            <li>grub2-x86_64-efi-2.06-150400.11.38.1</li>
                        
                            <li>grub2-i386-pc-2.06-150400.11.38.1</li>
                        
                            <li>grub2-arm64-efi-2.06-150400.11.38.1</li>
                        
                            <li>grub2-x86_64-xen-2.06-150400.11.38.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Linux Enterprise Micro 5.4 (s390x)
                    <ul>
                        
                            <li>grub2-s390x-emu-2.06-150400.11.38.1</li>
                        
                    </ul>
                </li>
            
        
            
                <li>
                    Basesystem Module 15-SP4 (aarch64 ppc64le s390x x86_64)
                    <ul>
                        
                            <li>grub2-2.06-150400.11.38.1</li>
                        
                            <li>grub2-debuginfo-2.06-150400.11.38.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    Basesystem Module 15-SP4 (noarch)
                    <ul>
                        
                            <li>grub2-snapper-plugin-2.06-150400.11.38.1</li>
                        
                            <li>grub2-powerpc-ieee1275-2.06-150400.11.38.1</li>
                        
                            <li>grub2-x86_64-efi-2.06-150400.11.38.1</li>
                        
                            <li>grub2-i386-pc-2.06-150400.11.38.1</li>
                        
                            <li>grub2-arm64-efi-2.06-150400.11.38.1</li>
                        
                            <li>grub2-systemd-sleep-plugin-2.06-150400.11.38.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    Basesystem Module 15-SP4 (aarch64 s390x x86_64)
                    <ul>
                        
                            <li>grub2-debugsource-2.06-150400.11.38.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    Basesystem Module 15-SP4 (s390x)
                    <ul>
                        
                            <li>grub2-s390x-emu-2.06-150400.11.38.1</li>
                        
                    </ul>
                </li>
            
        
            
                <li>
                    Server Applications Module 15-SP4 (noarch)
                    <ul>
                        
                            <li>grub2-x86_64-xen-2.06-150400.11.38.1</li>
                        
                    </ul>
                </li>
            
        
            
                <li>
                    SUSE Manager Proxy 4.3 Module 4.3 (noarch)
                    <ul>
                        
                            <li>grub2-arm64-efi-2.06-150400.11.38.1</li>
                        
                    </ul>
                </li>
            
        
    </ul>

    
        <h2>References:</h2>
        <ul>
            
                
                    <li>
                        <a href="https://www.suse.com/security/cve/CVE-2023-4692.html">https://www.suse.com/security/cve/CVE-2023-4692.html</a>
                    </li>
                
            
                
                    <li>
                        <a href="https://www.suse.com/security/cve/CVE-2023-4693.html">https://www.suse.com/security/cve/CVE-2023-4693.html</a>
                    </li>
                
            
                
                    <li>
                        <a href="https://bugzilla.suse.com/show_bug.cgi?id=1201300">https://bugzilla.suse.com/show_bug.cgi?id=1201300</a>
                    </li>
                
            
                
                    <li>
                        <a href="https://bugzilla.suse.com/show_bug.cgi?id=1215935">https://bugzilla.suse.com/show_bug.cgi?id=1215935</a>
                    </li>
                
            
                
                    <li>
                        <a href="https://bugzilla.suse.com/show_bug.cgi?id=1215936">https://bugzilla.suse.com/show_bug.cgi?id=1215936</a>
                    </li>
                
            
        </ul>
    
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