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# Security update for MozillaFirefox
Announcement ID: SUSE-SU-2025:0056-1
Release Date: 2025-01-09T16:59:18Z
Rating: important
References:
* bsc#1234991
Cross-References:
* CVE-2025-0237
* CVE-2025-0238
* CVE-2025-0239
* CVE-2025-0240
* CVE-2025-0241
* CVE-2025-0242
* CVE-2025-0243
CVSS scores:
* CVE-2025-0237 ( SUSE ): 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
* CVE-2025-0237 ( NVD ): 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
* CVE-2025-0238 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
* CVE-2025-0238 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
* CVE-2025-0239 ( SUSE ): 4.0 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
* CVE-2025-0239 ( NVD ): 4.0 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
* CVE-2025-0240 ( SUSE ): 4.0 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
* CVE-2025-0240 ( NVD ): 4.0 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
* CVE-2025-0242 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
* CVE-2025-0242 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
* CVE-2025-0243 ( SUSE ): 5.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
* CVE-2025-0243 ( NVD ): 5.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Affected Products:
* SUSE Linux Enterprise High Performance Computing 12 SP5
* SUSE Linux Enterprise Server 12 SP5
* SUSE Linux Enterprise Server 12 SP5 LTSS
* SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security
* SUSE Linux Enterprise Server for SAP Applications 12 SP5
An update that solves seven vulnerabilities can now be installed.
## Description:
This update for MozillaFirefox fixes the following issues:
* Firefox Extended Support Release 128.6.0 ESR
* Fixed: Various security fixes.
MFSA 2025-02 (bsc#1234991) * CVE-2025-0237 (bmo#1915257) WebChannel APIs
susceptible to confused deputy attack * CVE-2025-0238 (bmo#1915535) Use-after-
free when breaking lines * CVE-2025-0239 (bmo#1929156) Alt-Svc ALPN validation
failure when redirected * CVE-2025-0240 (bmo#1929623) Compartment mismatch when
parsing JavaScript JSON module * CVE-2025-0241 (bmo#1933023) Memory corruption
when using JavaScript Text Segmentation * CVE-2025-0242 (bmo#1874523,
bmo#1926454, bmo#1931873, bmo#1932169) Memory safety bugs fixed in Firefox 134,
Thunderbird 134, Firefox ESR 115.19, Firefox ESR 128.6, Thunderbird 115.19, and
Thunderbird 128.6 * CVE-2025-0243 (bmo#1827142, bmo#1932783) Memory safety bugs
fixed in Firefox 134, Thunderbird 134, Firefox ESR 128.6, and Thunderbird 128.6
* Firefox Extended Support Release 128.5.2 ESR
* Fixed: Fixed a crash experienced by Windows users with Qihoo 360 Total
Security Antivirus software installed (bmo#1934258)
## Patch Instructions:
To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
* SUSE Linux Enterprise Server 12 SP5 LTSS
zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-2025-56=1
* SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security
zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2025-56=1
## Package List:
* SUSE Linux Enterprise Server 12 SP5 LTSS (aarch64 ppc64le s390x x86_64)
* MozillaFirefox-128.6.0-112.243.1
* MozillaFirefox-debuginfo-128.6.0-112.243.1
* MozillaFirefox-translations-common-128.6.0-112.243.1
* MozillaFirefox-debugsource-128.6.0-112.243.1
* SUSE Linux Enterprise Server 12 SP5 LTSS (noarch)
* MozillaFirefox-devel-128.6.0-112.243.1
* SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64)
* MozillaFirefox-128.6.0-112.243.1
* MozillaFirefox-debuginfo-128.6.0-112.243.1
* MozillaFirefox-translations-common-128.6.0-112.243.1
* MozillaFirefox-debugsource-128.6.0-112.243.1
* SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (noarch)
* MozillaFirefox-devel-128.6.0-112.243.1
## References:
* https://www.suse.com/security/cve/CVE-2025-0237.html
* https://www.suse.com/security/cve/CVE-2025-0238.html
* https://www.suse.com/security/cve/CVE-2025-0239.html
* https://www.suse.com/security/cve/CVE-2025-0240.html
* https://www.suse.com/security/cve/CVE-2025-0241.html
* https://www.suse.com/security/cve/CVE-2025-0242.html
* https://www.suse.com/security/cve/CVE-2025-0243.html
* https://bugzilla.suse.com/show_bug.cgi?id=1234991
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<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-2025:0056-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2025-01-09T16:59:18Z</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=1234991">bsc#1234991</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-2025-0237.html">CVE-2025-0237</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-0238.html">CVE-2025-0238</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-0239.html">CVE-2025-0239</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-0240.html">CVE-2025-0240</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-0241.html">CVE-2025-0241</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-0242.html">CVE-2025-0242</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-0243.html">CVE-2025-0243</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-2025-0237</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:L/UI:N/S:U/C:L/I:L/A:N</span>
</li>
<li class="list-group-item">
<span
class="cvss-reference">CVE-2025-0237</span>
<span class="cvss-source">
(
NVD
):
</span>
<span
class="cvss-score">5.4</span>
<span
class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N</span>
</li>
<li class="list-group-item">
<span
class="cvss-reference">CVE-2025-0238</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span
class="cvss-score">5.3</span>
<span
class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N</span>
</li>
<li class="list-group-item">
<span
class="cvss-reference">CVE-2025-0238</span>
<span class="cvss-source">
(
NVD
):
</span>
<span
class="cvss-score">5.3</span>
<span
class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N</span>
</li>
<li class="list-group-item">
<span
class="cvss-reference">CVE-2025-0239</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span
class="cvss-score">4.0</span>
<span
class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N</span>
</li>
<li class="list-group-item">
<span
class="cvss-reference">CVE-2025-0239</span>
<span class="cvss-source">
(
NVD
):
</span>
<span
class="cvss-score">4.0</span>
<span
class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N</span>
</li>
<li class="list-group-item">
<span
class="cvss-reference">CVE-2025-0240</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span
class="cvss-score">4.0</span>
<span
class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N</span>
</li>
<li class="list-group-item">
<span
class="cvss-reference">CVE-2025-0240</span>
<span class="cvss-source">
(
NVD
):
</span>
<span
class="cvss-score">4.0</span>
<span
class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N</span>
</li>
<li class="list-group-item">
<span
class="cvss-reference">CVE-2025-0242</span>
<span class="cvss-source">
(
SUSE
):
</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-2025-0242</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-2025-0243</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span
class="cvss-score">5.1</span>
<span
class="cvss-vector">CVSS:3.1/AV:L/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-2025-0243</span>
<span class="cvss-source">
(
NVD
):
</span>
<span
class="cvss-score">5.1</span>
<span
class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N</span>
</li>
</ul>
</td>
</tr>
<tr>
<th>Affected Products:</th>
<td>
<ul class="list-group">
<li class="list-group-item">SUSE Linux
Enterprise High Performance Computing 12 SP5</li>
<li class="list-group-item">SUSE Linux
Enterprise Server 12 SP5</li>
<li class="list-group-item">SUSE Linux
Enterprise Server 12 SP5 LTSS</li>
<li class="list-group-item">SUSE Linux
Enterprise Server 12 SP5 LTSS Extended Security</li>
<li class="list-group-item">SUSE Linux
Enterprise Server for SAP Applications 12 SP5</li>
</ul>
</td>
</tr>
</tbody>
</table>
<p>An update that solves seven vulnerabilities can now be
installed.</p>
<h2>Description:</h2>
<p>This update for MozillaFirefox fixes the following
issues:</p>
<ul>
<li>Firefox Extended Support Release 128.6.0 ESR</li>
<li>Fixed: Various security fixes.</li>
</ul>
<p>MFSA 2025-02 (bsc#1234991)
* CVE-2025-0237 (bmo#1915257)
WebChannel APIs susceptible to confused deputy attack
* CVE-2025-0238 (bmo#1915535)
Use-after-free when breaking lines
* CVE-2025-0239 (bmo#1929156)
Alt-Svc ALPN validation failure when redirected
* CVE-2025-0240 (bmo#1929623)
Compartment mismatch when parsing JavaScript JSON module
* CVE-2025-0241 (bmo#1933023)
Memory corruption when using JavaScript Text Segmentation
* CVE-2025-0242 (bmo#1874523, bmo#1926454, bmo#1931873,
bmo#1932169)
Memory safety bugs fixed in Firefox 134, Thunderbird 134,
Firefox ESR 115.19, Firefox ESR 128.6, Thunderbird 115.19,
and Thunderbird 128.6
* CVE-2025-0243 (bmo#1827142, bmo#1932783)
Memory safety bugs fixed in Firefox 134, Thunderbird 134,
Firefox ESR 128.6, and Thunderbird 128.6</p>
<ul>
<li>Firefox Extended Support Release 128.5.2 ESR</li>
<li>Fixed: Fixed a crash experienced by Windows users with Qihoo
360 Total Security Antivirus software installed (bmo#1934258)</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 12 SP5 LTSS
<br/>
<code>zypper in -t patch
SUSE-SLE-SERVER-12-SP5-LTSS-2025-56=1</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security
<br/>
<code>zypper in -t patch
SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2025-56=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
SUSE Linux Enterprise Server 12 SP5 LTSS (aarch64 ppc64le
s390x x86_64)
<ul>
<li>MozillaFirefox-128.6.0-112.243.1</li>
<li>MozillaFirefox-debuginfo-128.6.0-112.243.1</li>
<li>MozillaFirefox-translations-common-128.6.0-112.243.1</li>
<li>MozillaFirefox-debugsource-128.6.0-112.243.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server 12 SP5 LTSS (noarch)
<ul>
<li>MozillaFirefox-devel-128.6.0-112.243.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security
(x86_64)
<ul>
<li>MozillaFirefox-128.6.0-112.243.1</li>
<li>MozillaFirefox-debuginfo-128.6.0-112.243.1</li>
<li>MozillaFirefox-translations-common-128.6.0-112.243.1</li>
<li>MozillaFirefox-debugsource-128.6.0-112.243.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security
(noarch)
<ul>
<li>MozillaFirefox-devel-128.6.0-112.243.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-0237.html">https://www.suse.com/security/cve/CVE-2025-0237.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-0238.html">https://www.suse.com/security/cve/CVE-2025-0238.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-0239.html">https://www.suse.com/security/cve/CVE-2025-0239.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-0240.html">https://www.suse.com/security/cve/CVE-2025-0240.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-0241.html">https://www.suse.com/security/cve/CVE-2025-0241.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-0242.html">https://www.suse.com/security/cve/CVE-2025-0242.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-0243.html">https://www.suse.com/security/cve/CVE-2025-0243.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1234991">https://bugzilla.suse.com/show_bug.cgi?id=1234991</a>
</li>
</ul>
</div>
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