<div class="container">
<h1>Security update for MozillaFirefox</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2026:21541-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2026-05-04T10:46:30Z</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=1263110">bsc#1263110</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-2026-7320.html">CVE-2026-7320</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-7321.html">CVE-2026-7321</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-7322.html">CVE-2026-7322</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-7323.html">CVE-2026-7323</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-2026-7320</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:H/I:N/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-7321</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">9.6</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-7322</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">7.3</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-7323</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">7.3</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L</span>
</li>
</ul>
</td>
</tr>
<tr>
<th>Affected Products:</th>
<td>
<ul class="list-group">
<li class="list-group-item">SUSE Linux Enterprise Server 16.0</li>
<li class="list-group-item">SUSE Linux Enterprise Server for SAP applications 16.0</li>
</ul>
</td>
</tr>
</tbody>
</table>
<p>An update that solves four vulnerabilities can now be installed.</p>
<h2>Description:</h2>
<p>This update for MozillaFirefox fixes the following issues:</p>
<p>Update to Firefox Extended Support Release 140.10.1 ESR.</p>
<ul>
<li>MFSA 2026-36 (bsc#1263110)</li>
<li>CVE-2026-7320: Information disclosure due to incorrect boundary conditions in the Audio/Video component.</li>
<li>CVE-2026-7321: Sandbox escape due to incorrect boundary conditions in the WebRTC: Networking component.</li>
<li>CVE-2026-7322: Memory safety bugs fixed in Firefox ESR 115.35.1, Firefox ESR 140.10.1, Thunderbird ESR 140.10.1,
Firefox 150.0.1 and Thunderbird 150.0.1</li>
<li>CVE-2026-7323: Memory safety bugs fixed in Firefox ESR 140.10.1, Thunderbird ESR 140.10.1, Firefox 150.0.1 and
Thunderbird 150.0.1</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 Server for SAP applications 16.0
<br/>
<code>zypper in -t patch SUSE-SLES-16.0-669=1</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise Server 16.0
<br/>
<code>zypper in -t patch SUSE-SLES-16.0-669=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
SUSE Linux Enterprise Server for SAP applications 16.0 (ppc64le x86_64)
<ul>
<li>MozillaFirefox-translations-other-140.10.1-160000.1.1</li>
<li>MozillaFirefox-debuginfo-140.10.1-160000.1.1</li>
<li>MozillaFirefox-debugsource-140.10.1-160000.1.1</li>
<li>MozillaFirefox-140.10.1-160000.1.1</li>
<li>MozillaFirefox-translations-common-140.10.1-160000.1.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server for SAP applications 16.0 (noarch)
<ul>
<li>MozillaFirefox-devel-140.10.1-160000.1.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le x86_64)
<ul>
<li>MozillaFirefox-translations-other-140.10.1-160000.1.1</li>
<li>MozillaFirefox-debuginfo-140.10.1-160000.1.1</li>
<li>MozillaFirefox-debugsource-140.10.1-160000.1.1</li>
<li>MozillaFirefox-140.10.1-160000.1.1</li>
<li>MozillaFirefox-translations-common-140.10.1-160000.1.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server 16.0 (noarch)
<ul>
<li>MozillaFirefox-devel-140.10.1-160000.1.1</li>
<li>MozillaFirefox-devel-140.10.1-160000.1.3</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server 16.0 (s390x)
<ul>
<li>MozillaFirefox-debugsource-140.10.1-160000.1.3</li>
<li>MozillaFirefox-140.10.1-160000.1.3</li>
<li>MozillaFirefox-translations-common-140.10.1-160000.1.3</li>
<li>MozillaFirefox-translations-other-140.10.1-160000.1.3</li>
<li>MozillaFirefox-debuginfo-140.10.1-160000.1.3</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-7320.html">https://www.suse.com/security/cve/CVE-2026-7320.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-7321.html">https://www.suse.com/security/cve/CVE-2026-7321.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-7322.html">https://www.suse.com/security/cve/CVE-2026-7322.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-7323.html">https://www.suse.com/security/cve/CVE-2026-7323.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1263110">https://bugzilla.suse.com/show_bug.cgi?id=1263110</a>
</li>
</ul>
</div>