<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-2023:4130-1</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=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">SUSE Enterprise Storage 7.1</li>
                    
                        <li class="list-group-item">SUSE Linux Enterprise High Performance Computing 15 SP3</li>
                    
                        <li class="list-group-item">SUSE Linux Enterprise High Performance Computing ESPOS 15 SP3</li>
                    
                        <li class="list-group-item">SUSE Linux Enterprise High Performance Computing LTSS 15 SP3</li>
                    
                        <li class="list-group-item">SUSE Linux Enterprise Micro 5.2</li>
                    
                        <li class="list-group-item">SUSE Linux Enterprise Micro for Rancher 5.2</li>
                    
                        <li class="list-group-item">SUSE Linux Enterprise Server 15 SP3</li>
                    
                        <li class="list-group-item">SUSE Linux Enterprise Server 15 SP3 LTSS 15-SP3</li>
                    
                        <li class="list-group-item">SUSE Linux Enterprise Server for SAP Applications 15 SP3</li>
                    
                        <li class="list-group-item">SUSE Manager Proxy 4.2</li>
                    
                        <li class="list-group-item">SUSE Manager Proxy 4.2 Module 4.2</li>
                    
                        <li class="list-group-item">SUSE Manager Retail Branch Server 4.2</li>
                    
                        <li class="list-group-item">SUSE Manager Server 4.2</li>
                    
                </ul>
            </td>
        </tr>
        </tbody>
    </table>

    <p>An update that solves two vulnerabilities can now be installed.</p>

    


    
        <h2>Description:</h2>
    
    <p>This update for grub2 fixes the following issues:</p>
<ul>
<li>CVE-2023-4692: Fixed an out-of-bounds write at fs/ntfs.c which may lead to unsigned code execution. (bsc#1215935)</li>
<li>CVE-2023-4693: Fixed an out-of-bounds read at fs/ntfs.c which may lead to leak sensitive information. (bsc#1215936)</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 Manager Proxy 4.2 Module 4.2
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SLE-Module-SUSE-Manager-Proxy-4.2-2023-4130=1</code>
                    
                    
                
            </li>
        
            <li class="list-group-item">
                SUSE Linux Enterprise High Performance Computing ESPOS 15 SP3
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SLE-Product-HPC-15-SP3-ESPOS-2023-4130=1</code>
                    
                    
                
            </li>
        
            <li class="list-group-item">
                SUSE Linux Enterprise High Performance Computing LTSS 15 SP3
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SLE-Product-HPC-15-SP3-LTSS-2023-4130=1</code>
                    
                    
                
            </li>
        
            <li class="list-group-item">
                SUSE Linux Enterprise Server 15 SP3 LTSS 15-SP3
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SLE-Product-SLES-15-SP3-LTSS-2023-4130=1</code>
                    
                    
                
            </li>
        
            <li class="list-group-item">
                SUSE Linux Enterprise Server for SAP Applications 15 SP3
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP3-2023-4130=1</code>
                    
                    
                
            </li>
        
            <li class="list-group-item">
                SUSE Manager Proxy 4.2
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Proxy-4.2-2023-4130=1</code>
                    
                    
                
            </li>
        
            <li class="list-group-item">
                SUSE Manager Retail Branch Server 4.2
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Retail-Branch-Server-4.2-2023-4130=1</code>
                    
                    
                
            </li>
        
            <li class="list-group-item">
                SUSE Manager Server 4.2
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Server-4.2-2023-4130=1</code>
                    
                    
                
            </li>
        
            <li class="list-group-item">
                SUSE Enterprise Storage 7.1
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-Storage-7.1-2023-4130=1</code>
                    
                    
                
            </li>
        
            <li class="list-group-item">
                SUSE Linux Enterprise Micro 5.2
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SUSE-MicroOS-5.2-2023-4130=1</code>
                    
                    
                
            </li>
        
            <li class="list-group-item">
                SUSE Linux Enterprise Micro for Rancher 5.2
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SUSE-MicroOS-5.2-2023-4130=1</code>
                    
                    
                
            </li>
        
    </ul>

    <h2>Package List:</h2>
    <ul>
        
            
                <li>
                    SUSE Manager Proxy 4.2 Module 4.2 (noarch)
                    <ul>
                        
                            <li>grub2-arm64-efi-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
        
            
                <li>
                    SUSE Linux Enterprise High Performance Computing ESPOS 15 SP3 (aarch64 x86_64)
                    <ul>
                        
                            <li>grub2-debugsource-2.04-150300.22.43.1</li>
                        
                            <li>grub2-2.04-150300.22.43.1</li>
                        
                            <li>grub2-debuginfo-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Linux Enterprise High Performance Computing ESPOS 15 SP3 (noarch)
                    <ul>
                        
                            <li>grub2-x86_64-xen-2.04-150300.22.43.1</li>
                        
                            <li>grub2-powerpc-ieee1275-2.04-150300.22.43.1</li>
                        
                            <li>grub2-i386-pc-2.04-150300.22.43.1</li>
                        
                            <li>grub2-x86_64-efi-2.04-150300.22.43.1</li>
                        
                            <li>grub2-systemd-sleep-plugin-2.04-150300.22.43.1</li>
                        
                            <li>grub2-arm64-efi-2.04-150300.22.43.1</li>
                        
                            <li>grub2-snapper-plugin-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
        
            
                <li>
                    SUSE Linux Enterprise High Performance Computing LTSS 15 SP3 (aarch64 x86_64)
                    <ul>
                        
                            <li>grub2-debugsource-2.04-150300.22.43.1</li>
                        
                            <li>grub2-2.04-150300.22.43.1</li>
                        
                            <li>grub2-debuginfo-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Linux Enterprise High Performance Computing LTSS 15 SP3 (noarch)
                    <ul>
                        
                            <li>grub2-x86_64-xen-2.04-150300.22.43.1</li>
                        
                            <li>grub2-powerpc-ieee1275-2.04-150300.22.43.1</li>
                        
                            <li>grub2-i386-pc-2.04-150300.22.43.1</li>
                        
                            <li>grub2-x86_64-efi-2.04-150300.22.43.1</li>
                        
                            <li>grub2-systemd-sleep-plugin-2.04-150300.22.43.1</li>
                        
                            <li>grub2-arm64-efi-2.04-150300.22.43.1</li>
                        
                            <li>grub2-snapper-plugin-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
        
            
                <li>
                    SUSE Linux Enterprise Server 15 SP3 LTSS 15-SP3 (aarch64 ppc64le s390x x86_64)
                    <ul>
                        
                            <li>grub2-2.04-150300.22.43.1</li>
                        
                            <li>grub2-debuginfo-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Linux Enterprise Server 15 SP3 LTSS 15-SP3 (noarch)
                    <ul>
                        
                            <li>grub2-x86_64-xen-2.04-150300.22.43.1</li>
                        
                            <li>grub2-powerpc-ieee1275-2.04-150300.22.43.1</li>
                        
                            <li>grub2-i386-pc-2.04-150300.22.43.1</li>
                        
                            <li>grub2-x86_64-efi-2.04-150300.22.43.1</li>
                        
                            <li>grub2-systemd-sleep-plugin-2.04-150300.22.43.1</li>
                        
                            <li>grub2-arm64-efi-2.04-150300.22.43.1</li>
                        
                            <li>grub2-snapper-plugin-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Linux Enterprise Server 15 SP3 LTSS 15-SP3 (aarch64 s390x x86_64)
                    <ul>
                        
                            <li>grub2-debugsource-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Linux Enterprise Server 15 SP3 LTSS 15-SP3 (s390x)
                    <ul>
                        
                            <li>grub2-s390x-emu-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
        
            
                <li>
                    SUSE Linux Enterprise Server for SAP Applications 15 SP3 (ppc64le x86_64)
                    <ul>
                        
                            <li>grub2-2.04-150300.22.43.1</li>
                        
                            <li>grub2-debuginfo-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Linux Enterprise Server for SAP Applications 15 SP3 (noarch)
                    <ul>
                        
                            <li>grub2-x86_64-xen-2.04-150300.22.43.1</li>
                        
                            <li>grub2-powerpc-ieee1275-2.04-150300.22.43.1</li>
                        
                            <li>grub2-i386-pc-2.04-150300.22.43.1</li>
                        
                            <li>grub2-x86_64-efi-2.04-150300.22.43.1</li>
                        
                            <li>grub2-systemd-sleep-plugin-2.04-150300.22.43.1</li>
                        
                            <li>grub2-arm64-efi-2.04-150300.22.43.1</li>
                        
                            <li>grub2-snapper-plugin-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Linux Enterprise Server for SAP Applications 15 SP3 (x86_64)
                    <ul>
                        
                            <li>grub2-debugsource-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
        
            
                <li>
                    SUSE Manager Proxy 4.2 (x86_64)
                    <ul>
                        
                            <li>grub2-debugsource-2.04-150300.22.43.1</li>
                        
                            <li>grub2-2.04-150300.22.43.1</li>
                        
                            <li>grub2-debuginfo-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Manager Proxy 4.2 (noarch)
                    <ul>
                        
                            <li>grub2-x86_64-xen-2.04-150300.22.43.1</li>
                        
                            <li>grub2-powerpc-ieee1275-2.04-150300.22.43.1</li>
                        
                            <li>grub2-i386-pc-2.04-150300.22.43.1</li>
                        
                            <li>grub2-x86_64-efi-2.04-150300.22.43.1</li>
                        
                            <li>grub2-systemd-sleep-plugin-2.04-150300.22.43.1</li>
                        
                            <li>grub2-arm64-efi-2.04-150300.22.43.1</li>
                        
                            <li>grub2-snapper-plugin-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
        
            
                <li>
                    SUSE Manager Retail Branch Server 4.2 (x86_64)
                    <ul>
                        
                            <li>grub2-debugsource-2.04-150300.22.43.1</li>
                        
                            <li>grub2-2.04-150300.22.43.1</li>
                        
                            <li>grub2-debuginfo-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Manager Retail Branch Server 4.2 (noarch)
                    <ul>
                        
                            <li>grub2-x86_64-xen-2.04-150300.22.43.1</li>
                        
                            <li>grub2-powerpc-ieee1275-2.04-150300.22.43.1</li>
                        
                            <li>grub2-i386-pc-2.04-150300.22.43.1</li>
                        
                            <li>grub2-x86_64-efi-2.04-150300.22.43.1</li>
                        
                            <li>grub2-systemd-sleep-plugin-2.04-150300.22.43.1</li>
                        
                            <li>grub2-arm64-efi-2.04-150300.22.43.1</li>
                        
                            <li>grub2-snapper-plugin-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
        
            
                <li>
                    SUSE Manager Server 4.2 (ppc64le s390x x86_64)
                    <ul>
                        
                            <li>grub2-2.04-150300.22.43.1</li>
                        
                            <li>grub2-debuginfo-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Manager Server 4.2 (noarch)
                    <ul>
                        
                            <li>grub2-x86_64-xen-2.04-150300.22.43.1</li>
                        
                            <li>grub2-powerpc-ieee1275-2.04-150300.22.43.1</li>
                        
                            <li>grub2-i386-pc-2.04-150300.22.43.1</li>
                        
                            <li>grub2-x86_64-efi-2.04-150300.22.43.1</li>
                        
                            <li>grub2-systemd-sleep-plugin-2.04-150300.22.43.1</li>
                        
                            <li>grub2-arm64-efi-2.04-150300.22.43.1</li>
                        
                            <li>grub2-snapper-plugin-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Manager Server 4.2 (s390x x86_64)
                    <ul>
                        
                            <li>grub2-debugsource-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Manager Server 4.2 (s390x)
                    <ul>
                        
                            <li>grub2-s390x-emu-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
        
            
                <li>
                    SUSE Enterprise Storage 7.1 (aarch64 x86_64)
                    <ul>
                        
                            <li>grub2-debugsource-2.04-150300.22.43.1</li>
                        
                            <li>grub2-2.04-150300.22.43.1</li>
                        
                            <li>grub2-debuginfo-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Enterprise Storage 7.1 (noarch)
                    <ul>
                        
                            <li>grub2-x86_64-xen-2.04-150300.22.43.1</li>
                        
                            <li>grub2-powerpc-ieee1275-2.04-150300.22.43.1</li>
                        
                            <li>grub2-i386-pc-2.04-150300.22.43.1</li>
                        
                            <li>grub2-x86_64-efi-2.04-150300.22.43.1</li>
                        
                            <li>grub2-systemd-sleep-plugin-2.04-150300.22.43.1</li>
                        
                            <li>grub2-arm64-efi-2.04-150300.22.43.1</li>
                        
                            <li>grub2-snapper-plugin-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
        
            
                <li>
                    SUSE Linux Enterprise Micro 5.2 (aarch64 s390x x86_64)
                    <ul>
                        
                            <li>grub2-debugsource-2.04-150300.22.43.1</li>
                        
                            <li>grub2-2.04-150300.22.43.1</li>
                        
                            <li>grub2-debuginfo-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Linux Enterprise Micro 5.2 (noarch)
                    <ul>
                        
                            <li>grub2-x86_64-xen-2.04-150300.22.43.1</li>
                        
                            <li>grub2-i386-pc-2.04-150300.22.43.1</li>
                        
                            <li>grub2-x86_64-efi-2.04-150300.22.43.1</li>
                        
                            <li>grub2-arm64-efi-2.04-150300.22.43.1</li>
                        
                            <li>grub2-snapper-plugin-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Linux Enterprise Micro 5.2 (s390x)
                    <ul>
                        
                            <li>grub2-s390x-emu-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
        
            
                <li>
                    SUSE Linux Enterprise Micro for Rancher 5.2 (aarch64 s390x x86_64)
                    <ul>
                        
                            <li>grub2-debugsource-2.04-150300.22.43.1</li>
                        
                            <li>grub2-2.04-150300.22.43.1</li>
                        
                            <li>grub2-debuginfo-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Linux Enterprise Micro for Rancher 5.2 (noarch)
                    <ul>
                        
                            <li>grub2-x86_64-xen-2.04-150300.22.43.1</li>
                        
                            <li>grub2-i386-pc-2.04-150300.22.43.1</li>
                        
                            <li>grub2-x86_64-efi-2.04-150300.22.43.1</li>
                        
                            <li>grub2-arm64-efi-2.04-150300.22.43.1</li>
                        
                            <li>grub2-snapper-plugin-2.04-150300.22.43.1</li>
                        
                    </ul>
                </li>
            
                <li>
                    SUSE Linux Enterprise Micro for Rancher 5.2 (s390x)
                    <ul>
                        
                            <li>grub2-s390x-emu-2.04-150300.22.43.1</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=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>
    
</div>