<div class="container">
    <h1>Security update for python-httpcore, python-h11</h1>

    <table class="table table-striped table-bordered">
        <tbody>
        <tr>
            <th>Announcement ID:</th>
            <td>SUSE-SU-2025:20331-1</td>
        </tr>
        <tr>
            <th>Release Date:</th>
            <td>May 20, 2025, 8:51 a.m.</td>
        </tr>
        
        <tr>
            <th>Rating:</th>
            <td>critical</td>
        </tr>
        <tr>
            <th>References:</th>
            <td>
                <ul>
                    
                        <li style="display: inline;">
                            <a href="https://bugzilla.suse.com/show_bug.cgi?id=1241872">bsc#1241872</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-2025-43859.html">CVE-2025-43859</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-2025-43859</span>
                                <span class="cvss-source">
                                    (
                                    
                                        SUSE
                                    
                                    ):
                                </span>
                                <span class="cvss-score">9.3</span>
                                <span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N</span>
                            </li>
                        
                            <li class="list-group-item">
                                <span class="cvss-reference">CVE-2025-43859</span>
                                <span class="cvss-source">
                                    (
                                    
                                        SUSE
                                    
                                    ):
                                </span>
                                <span class="cvss-score">9.1</span>
                                <span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N</span>
                            </li>
                        
                            <li class="list-group-item">
                                <span class="cvss-reference">CVE-2025-43859</span>
                                <span class="cvss-source">
                                    (
                                    
                                        NVD
                                    
                                    ):
                                </span>
                                <span class="cvss-score">9.1</span>
                                <span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N</span>
                            </li>
                        
                    </ul>
                </td>
            </tr>
        
        <tr>
            <th>Affected Products:</th>
            <td>
                <ul class="list-group">
                    
                        <li class="list-group-item">SUSE Linux Micro 6.0</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 python-httpcore, python-h11 fixes the following issues:</p>
<p>python-h11:
  - Update 0.16.0:
    * CVE-2025-43859: Fixed accepting of malformed Chunked-Encoding bodies (bsc#1241872)
  - 0.15.0:
    * Reject Content-Lengths >= 1 zettabyte (1 billion terabytes) early,
      without attempting to parse the integer (#181)</p>
<p>python-httpcore:
  - CVE-2025-43859: Fixed accepting of malformed Chunked-Encoding bodies (bsc#1241872)</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 Micro 6.0
                
                    
                        <br/>
                        <code>zypper in -t patch SUSE-SLE-Micro-6.0-327=1</code>
                    
                    
                
            </li>
        
    </ul>

    <h2>Package List:</h2>
    <ul>
        
            
                <li>
                    SUSE Linux Micro 6.0 (noarch)
                    <ul>
                        
                            <li>python311-h11-0.16.0-1.1</li>
                        
                            <li>python311-httpcore-0.16.3-7.1</li>
                        
                    </ul>
                </li>
            
        
    </ul>

    
        <h2>References:</h2>
        <ul>
            
                
                    <li>
                        <a href="https://www.suse.com/security/cve/CVE-2025-43859.html">https://www.suse.com/security/cve/CVE-2025-43859.html</a>
                    </li>
                
            
                
                    <li>
                        <a href="https://bugzilla.suse.com/show_bug.cgi?id=1241872">https://bugzilla.suse.com/show_bug.cgi?id=1241872</a>
                    </li>
                
            
        </ul>
    
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