<div class="container">
<h1>Security update for MozillaThunderbird</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2025:4397-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2025-12-15T11:26:47Z</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=1254551">bsc#1254551</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-2025-14321.html">CVE-2025-14321</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-14322.html">CVE-2025-14322</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-14323.html">CVE-2025-14323</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-14324.html">CVE-2025-14324</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-14325.html">CVE-2025-14325</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-14328.html">CVE-2025-14328</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-14329.html">CVE-2025-14329</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-14330.html">CVE-2025-14330</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-14331.html">CVE-2025-14331</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-14333.html">CVE-2025-14333</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-2025-14321</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.6</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14321</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.8</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14321</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">9.8</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14321</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">9.8</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14322</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.6</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14322</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.8</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14322</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">8.0</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14323</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.6</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14323</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.8</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14323</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">8.8</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14324</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.6</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14324</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.8</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14324</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">9.8</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14324</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">9.8</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14325</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.6</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14325</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.8</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14325</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-2025-14328</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.1</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14328</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">6.3</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14328</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">8.8</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14329</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.1</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14329</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">6.3</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14329</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">8.8</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14330</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.1</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14330</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">6.1</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14330</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">9.8</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14330</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">9.8</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14331</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.1</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14331</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.4</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14331</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">6.5</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14331</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">6.5</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14333</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.6</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14333</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.8</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14333</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">8.1</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-14333</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">8.1</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/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">openSUSE Leap 15.6</li>
<li class="list-group-item">SUSE Linux Enterprise Desktop 15 SP6</li>
<li class="list-group-item">SUSE Linux Enterprise Desktop 15 SP7</li>
<li class="list-group-item">SUSE Linux Enterprise Real Time 15 SP6</li>
<li class="list-group-item">SUSE Linux Enterprise Real Time 15 SP7</li>
<li class="list-group-item">SUSE Linux Enterprise Server 15 SP6</li>
<li class="list-group-item">SUSE Linux Enterprise Server 15 SP7</li>
<li class="list-group-item">SUSE Linux Enterprise Server for SAP Applications 15 SP6</li>
<li class="list-group-item">SUSE Linux Enterprise Server for SAP Applications 15 SP7</li>
<li class="list-group-item">SUSE Linux Enterprise Workstation Extension 15 SP6</li>
<li class="list-group-item">SUSE Linux Enterprise Workstation Extension 15 SP7</li>
<li class="list-group-item">SUSE Package Hub 15 15-SP6</li>
<li class="list-group-item">SUSE Package Hub 15 15-SP7</li>
</ul>
</td>
</tr>
</tbody>
</table>
<p>An update that solves 10 vulnerabilities can now be installed.</p>
<h2>Description:</h2>
<p>This update for MozillaThunderbird fixes the following issues:</p>
<p>Update to Mozilla Thunderbird 140.6 (bsc#1254551).</p>
<ul>
<li>MFSA 2025-96</li>
<li>CVE-2025-14321: use-after-free in the WebRTC: Signaling component.</li>
<li>CVE-2025-14322: sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component.</li>
<li>CVE-2025-14323: privilege escalation in the DOM: Notifications component.</li>
<li>CVE-2025-14324: JIT miscompilation in the JavaScript Engine: JIT component.</li>
<li>CVE-2025-14325: JIT miscompilation in the JavaScript Engine: JIT component.</li>
<li>CVE-2025-14328: privilege escalation in the Netmonitor component.</li>
<li>CVE-2025-14329: privilege escalation in the Netmonitor component.</li>
<li>CVE-2025-14330: JIT miscompilation in the JavaScript Engine: JIT component.</li>
<li>CVE-2025-14331: same-origin policy bypass in the Request Handling component.</li>
<li>CVE-2025-14333: memory safety bugs.</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">
openSUSE Leap 15.6
<br/>
<code>zypper in -t patch openSUSE-SLE-15.6-2025-4397=1</code>
</li>
<li class="list-group-item">
SUSE Package Hub 15 15-SP6
<br/>
<code>zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP6-2025-4397=1</code>
</li>
<li class="list-group-item">
SUSE Package Hub 15 15-SP7
<br/>
<code>zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP7-2025-4397=1</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise Workstation Extension 15 SP6
<br/>
<code>zypper in -t patch SUSE-SLE-Product-WE-15-SP6-2025-4397=1</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise Workstation Extension 15 SP7
<br/>
<code>zypper in -t patch SUSE-SLE-Product-WE-15-SP7-2025-4397=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64)
<ul>
<li>MozillaThunderbird-debugsource-140.6.0-150200.8.248.1</li>
<li>MozillaThunderbird-debuginfo-140.6.0-150200.8.248.1</li>
<li>MozillaThunderbird-translations-other-140.6.0-150200.8.248.1</li>
<li>MozillaThunderbird-140.6.0-150200.8.248.1</li>
<li>MozillaThunderbird-translations-common-140.6.0-150200.8.248.1</li>
</ul>
</li>
<li>
SUSE Package Hub 15 15-SP6 (aarch64 ppc64le s390x)
<ul>
<li>MozillaThunderbird-debugsource-140.6.0-150200.8.248.1</li>
<li>MozillaThunderbird-debuginfo-140.6.0-150200.8.248.1</li>
<li>MozillaThunderbird-translations-other-140.6.0-150200.8.248.1</li>
<li>MozillaThunderbird-140.6.0-150200.8.248.1</li>
<li>MozillaThunderbird-translations-common-140.6.0-150200.8.248.1</li>
</ul>
</li>
<li>
SUSE Package Hub 15 15-SP7 (aarch64 ppc64le s390x)
<ul>
<li>MozillaThunderbird-debugsource-140.6.0-150200.8.248.1</li>
<li>MozillaThunderbird-debuginfo-140.6.0-150200.8.248.1</li>
<li>MozillaThunderbird-translations-other-140.6.0-150200.8.248.1</li>
<li>MozillaThunderbird-140.6.0-150200.8.248.1</li>
<li>MozillaThunderbird-translations-common-140.6.0-150200.8.248.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Workstation Extension 15 SP6 (x86_64)
<ul>
<li>MozillaThunderbird-debugsource-140.6.0-150200.8.248.1</li>
<li>MozillaThunderbird-debuginfo-140.6.0-150200.8.248.1</li>
<li>MozillaThunderbird-translations-other-140.6.0-150200.8.248.1</li>
<li>MozillaThunderbird-140.6.0-150200.8.248.1</li>
<li>MozillaThunderbird-translations-common-140.6.0-150200.8.248.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Workstation Extension 15 SP7 (x86_64)
<ul>
<li>MozillaThunderbird-debugsource-140.6.0-150200.8.248.1</li>
<li>MozillaThunderbird-debuginfo-140.6.0-150200.8.248.1</li>
<li>MozillaThunderbird-translations-other-140.6.0-150200.8.248.1</li>
<li>MozillaThunderbird-140.6.0-150200.8.248.1</li>
<li>MozillaThunderbird-translations-common-140.6.0-150200.8.248.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-14321.html">https://www.suse.com/security/cve/CVE-2025-14321.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-14322.html">https://www.suse.com/security/cve/CVE-2025-14322.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-14323.html">https://www.suse.com/security/cve/CVE-2025-14323.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-14324.html">https://www.suse.com/security/cve/CVE-2025-14324.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-14325.html">https://www.suse.com/security/cve/CVE-2025-14325.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-14328.html">https://www.suse.com/security/cve/CVE-2025-14328.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-14329.html">https://www.suse.com/security/cve/CVE-2025-14329.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-14330.html">https://www.suse.com/security/cve/CVE-2025-14330.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-14331.html">https://www.suse.com/security/cve/CVE-2025-14331.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-14333.html">https://www.suse.com/security/cve/CVE-2025-14333.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1254551">https://bugzilla.suse.com/show_bug.cgi?id=1254551</a>
</li>
</ul>
</div>