Sicherheit: Zwei Probleme in dnsmasq

Lesezeichen hinzufügen

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# Security update for dnsmasq

Announcement ID: SUSE-SU-2025:0130-1
Release Date: 2025-01-15T13:26:55Z
Rating: important
References:

* bsc#1200344
* bsc#1207174
* bsc#1214884
* bsc#1219823
* bsc#1219826
* bsc#1235517

Cross-References:

* CVE-2023-50387
* CVE-2023-50868

CVSS scores:

* CVE-2023-50387 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2023-50387 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2023-50868 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:

* SUSE Enterprise Storage 7.1
* SUSE Linux Enterprise High Performance Computing 15 SP3
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP3
* SUSE Linux Enterprise Micro 5.1
* SUSE Linux Enterprise Micro 5.2
* SUSE Linux Enterprise Micro for Rancher 5.2
* SUSE Linux Enterprise Server 15 SP3
* SUSE Linux Enterprise Server 15 SP3 LTSS
* SUSE Linux Enterprise Server for SAP Applications 15 SP3

An update that solves two vulnerabilities and has four security fixes can now
be
installed.

## Description:

This update for dnsmasq fixes the following issues:

* Version update to 2.90:
* CVE-2023-50387: Fixed a Denial Of Service while trying to validate
specially
crafted DNSSEC responses. (bsc#1219823)
* CVE-2023-50868: Fixed a Denial Of Service while trying to validate
specially
crafted DNSSEC responses. (bsc#1219826)

## 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 High Performance Computing LTSS 15 SP3
zypper in -t patch SUSE-SLE-Product-HPC-15-SP3-LTSS-2025-130=1

* SUSE Linux Enterprise Server 15 SP3 LTSS
zypper in -t patch SUSE-SLE-Product-SLES-15-SP3-LTSS-2025-130=1

* SUSE Linux Enterprise Server for SAP Applications 15 SP3
zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP3-2025-130=1

* SUSE Enterprise Storage 7.1
zypper in -t patch SUSE-Storage-7.1-2025-130=1

* SUSE Linux Enterprise Micro 5.1
zypper in -t patch SUSE-SUSE-MicroOS-5.1-2025-130=1

* SUSE Linux Enterprise Micro 5.2
zypper in -t patch SUSE-SUSE-MicroOS-5.2-2025-130=1

* SUSE Linux Enterprise Micro for Rancher 5.2
zypper in -t patch SUSE-SUSE-MicroOS-5.2-2025-130=1

## Package List:

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP3 (aarch64
x86_64)
* dnsmasq-debugsource-2.90-150100.7.28.1
* dnsmasq-2.90-150100.7.28.1
* dnsmasq-debuginfo-2.90-150100.7.28.1
* SUSE Linux Enterprise Server 15 SP3 LTSS (aarch64 ppc64le s390x x86_64)
* dnsmasq-debugsource-2.90-150100.7.28.1
* dnsmasq-2.90-150100.7.28.1
* dnsmasq-debuginfo-2.90-150100.7.28.1
* SUSE Linux Enterprise Server for SAP Applications 15 SP3 (ppc64le x86_64)
* dnsmasq-debugsource-2.90-150100.7.28.1
* dnsmasq-2.90-150100.7.28.1
* dnsmasq-debuginfo-2.90-150100.7.28.1
* SUSE Enterprise Storage 7.1 (aarch64 x86_64)
* dnsmasq-debugsource-2.90-150100.7.28.1
* dnsmasq-2.90-150100.7.28.1
* dnsmasq-debuginfo-2.90-150100.7.28.1
* SUSE Linux Enterprise Micro 5.1 (aarch64 s390x x86_64)
* dnsmasq-debugsource-2.90-150100.7.28.1
* dnsmasq-2.90-150100.7.28.1
* dnsmasq-debuginfo-2.90-150100.7.28.1
* SUSE Linux Enterprise Micro 5.2 (aarch64 s390x x86_64)
* dnsmasq-debugsource-2.90-150100.7.28.1
* dnsmasq-2.90-150100.7.28.1
* dnsmasq-debuginfo-2.90-150100.7.28.1
* SUSE Linux Enterprise Micro for Rancher 5.2 (aarch64 s390x x86_64)
* dnsmasq-debugsource-2.90-150100.7.28.1
* dnsmasq-2.90-150100.7.28.1
* dnsmasq-debuginfo-2.90-150100.7.28.1

## References:

* https://www.suse.com/security/cve/CVE-2023-50387.html
* https://www.suse.com/security/cve/CVE-2023-50868.html
* https://bugzilla.suse.com/show_bug.cgi?id=1200344
* https://bugzilla.suse.com/show_bug.cgi?id=1207174
* https://bugzilla.suse.com/show_bug.cgi?id=1214884
* https://bugzilla.suse.com/show_bug.cgi?id=1219823
* https://bugzilla.suse.com/show_bug.cgi?id=1219826
* https://bugzilla.suse.com/show_bug.cgi?id=1235517

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<div class="container">
<h1>Security update for dnsmasq</h1>

<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2025:0130-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2025-01-15T13:26:55Z</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=1200344">bsc#1200344</a>
</li>

<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1207174">bsc#1207174</a>
</li>

<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1214884">bsc#1214884</a>
</li>

<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1219823">bsc#1219823</a>
</li>

<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1219826">bsc#1219826</a>
</li>

<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1235517">bsc#1235517</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-2023-50387.html">CVE-2023-50387</a>
</li>

<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-50868.html">CVE-2023-50868</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-2023-50387</span>
<span class="cvss-source">
(

SUSE

):
</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:N/I:N/A:H</span>
</li>

<li class="list-group-item">
<span
class="cvss-reference">CVE-2023-50387</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:N/I:N/A:H</span>
</li>

<li class="list-group-item">
<span
class="cvss-reference">CVE-2023-50868</span>
<span class="cvss-source">
(

SUSE

):
</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:N/I:N/A:H</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 LTSS 15 SP3</li>

<li class="list-group-item">SUSE Linux
Enterprise Micro 5.1</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</li>

<li class="list-group-item">SUSE Linux
Enterprise Server for SAP Applications 15 SP3</li>

</ul>
</td>
</tr>
</tbody>
</table>

<p>An update that solves two vulnerabilities and has four security
fixes can now be installed.</p>

<h2>Description:</h2>

<p>This update for dnsmasq fixes the following issues:</p>
<ul>
<li>Version update to 2.90:</li>
<li>CVE-2023-50387: Fixed a Denial Of Service while trying to validate
specially crafted DNSSEC responses. (bsc#1219823)</li>
<li>CVE-2023-50868: Fixed a Denial Of Service while trying to validate
specially crafted DNSSEC responses. (bsc#1219826)</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 High Performance Computing LTSS 15 SP3

<br/>
<code>zypper in -t patch
SUSE-SLE-Product-HPC-15-SP3-LTSS-2025-130=1</code>

</li>

<li class="list-group-item">
SUSE Linux Enterprise Server 15 SP3 LTSS

<br/>
<code>zypper in -t patch
SUSE-SLE-Product-SLES-15-SP3-LTSS-2025-130=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-SP3-2025-130=1</code>

</li>

<li class="list-group-item">
SUSE Enterprise Storage 7.1

<br/>
<code>zypper in -t patch
SUSE-Storage-7.1-2025-130=1</code>

</li>

<li class="list-group-item">
SUSE Linux Enterprise Micro 5.1

<br/>
<code>zypper in -t patch
SUSE-SUSE-MicroOS-5.1-2025-130=1</code>

</li>

<li class="list-group-item">
SUSE Linux Enterprise Micro 5.2

<br/>
<code>zypper in -t patch
SUSE-SUSE-MicroOS-5.2-2025-130=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-5.2-2025-130=1</code>

</li>

</ul>

<h2>Package List:</h2>
<ul>

<li>
SUSE Linux Enterprise High Performance Computing LTSS 15
SP3 (aarch64 x86_64)
<ul>

<li>dnsmasq-debugsource-2.90-150100.7.28.1</li>

<li>dnsmasq-2.90-150100.7.28.1</li>

<li>dnsmasq-debuginfo-2.90-150100.7.28.1</li>

</ul>
</li>

<li>
SUSE Linux Enterprise Server 15 SP3 LTSS (aarch64 ppc64le
s390x x86_64)
<ul>

<li>dnsmasq-debugsource-2.90-150100.7.28.1</li>

<li>dnsmasq-2.90-150100.7.28.1</li>

<li>dnsmasq-debuginfo-2.90-150100.7.28.1</li>

</ul>
</li>

<li>
SUSE Linux Enterprise Server for SAP Applications 15 SP3
(ppc64le x86_64)
<ul>

<li>dnsmasq-debugsource-2.90-150100.7.28.1</li>

<li>dnsmasq-2.90-150100.7.28.1</li>

<li>dnsmasq-debuginfo-2.90-150100.7.28.1</li>

</ul>
</li>

<li>
SUSE Enterprise Storage 7.1 (aarch64 x86_64)
<ul>

<li>dnsmasq-debugsource-2.90-150100.7.28.1</li>

<li>dnsmasq-2.90-150100.7.28.1</li>

<li>dnsmasq-debuginfo-2.90-150100.7.28.1</li>

</ul>
</li>

<li>
SUSE Linux Enterprise Micro 5.1 (aarch64 s390x x86_64)
<ul>

<li>dnsmasq-debugsource-2.90-150100.7.28.1</li>

<li>dnsmasq-2.90-150100.7.28.1</li>

<li>dnsmasq-debuginfo-2.90-150100.7.28.1</li>

</ul>
</li>

<li>
SUSE Linux Enterprise Micro 5.2 (aarch64 s390x x86_64)
<ul>

<li>dnsmasq-debugsource-2.90-150100.7.28.1</li>

<li>dnsmasq-2.90-150100.7.28.1</li>

<li>dnsmasq-debuginfo-2.90-150100.7.28.1</li>

</ul>
</li>

<li>
SUSE Linux Enterprise Micro for Rancher 5.2 (aarch64 s390x
x86_64)
<ul>

<li>dnsmasq-debugsource-2.90-150100.7.28.1</li>

<li>dnsmasq-2.90-150100.7.28.1</li>

<li>dnsmasq-debuginfo-2.90-150100.7.28.1</li>

</ul>
</li>

</ul>

<h2>References:</h2>
<ul>

<li>
<a href="https://www.suse.com/security/cve/CVE-2023-50387.html">https://www.suse.com/security/cve/CVE-2023-50387.html</a>
</li>

<li>
<a href="https://www.suse.com/security/cve/CVE-2023-50868.html">https://www.suse.com/security/cve/CVE-2023-50868.html</a>
</li>

<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1200344">https://bugzilla.suse.com/show_bug.cgi?id=1200344</a>
</li>

<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1207174">https://bugzilla.suse.com/show_bug.cgi?id=1207174</a>
</li>

<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1214884">https://bugzilla.suse.com/show_bug.cgi?id=1214884</a>
</li>

<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1219823">https://bugzilla.suse.com/show_bug.cgi?id=1219823</a>
</li>

<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1219826">https://bugzilla.suse.com/show_bug.cgi?id=1219826</a>
</li>

<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1235517">https://bugzilla.suse.com/show_bug.cgi?id=1235517</a>
</li>

</ul>

</div>

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