SUSE-SU-2026:3397-1: moderate: Security update for python-urllib3
OPENSUSE-SECURITY-UPDATES <[email protected]> Wed, 29 Jul 2026 08:32:15 -0000
| Newsgroups | gmane.linux.suse.security.announce |
|---|---|
| Message-ID | <178531393540.753.2298097054554247294@cdce4c525ac1> |
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# Security update for python-urllib3
Announcement ID: SUSE-SU-2026:3397-1
Release Date: 2026-07-28T18:31:35Z
Rating: moderate
References:
* bsc#1268683
Cross-References:
* CVE-2026-9375
CVSS scores:
* CVE-2026-9375 ( SUSE ): 8.9
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H
* CVE-2026-9375 ( SUSE ): 6.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H
* CVE-2026-9375 ( NVD ): 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products:
* openSUSE Leap 15.4
* Public Cloud Module 15-SP4
* Python 3 Module 15-SP7
* SUSE Linux Enterprise Desktop 15 SP7
* SUSE Linux Enterprise High Performance Computing 15 SP4
* SUSE Linux Enterprise Server 15 SP4
* SUSE Linux Enterprise Server 15 SP7
* SUSE Linux Enterprise Server for SAP Applications 15 SP4
* SUSE Linux Enterprise Server for SAP Applications 15 SP7
* SUSE Manager Proxy 4.3
* SUSE Manager Retail Branch Server 4.3
* SUSE Manager Server 4.3
An update that solves one vulnerability can now be installed.
## Description:
This update for python-urllib3 fixes the following issue
* CVE-2026-9375: decompression bomb bypass in the streaming API when using
Brotli support can lead to a denial of service (bsc#1268683).
## 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:
* openSUSE Leap 15.4
zypper in -t patch SUSE-2026-3397=1
* Public Cloud Module 15-SP4
zypper in -t patch SUSE-SLE-Module-Public-Cloud-15-SP4-2026-3397=1
* Python 3 Module 15-SP7
zypper in -t patch SUSE-SLE-Module-Python3-15-SP7-2026-3397=1
## Package List:
* Python 3 Module 15-SP7 (noarch)
* python311-urllib3-2.0.7-150400.7.33.1
* Public Cloud Module 15-SP4 (noarch)
* python311-urllib3-2.0.7-150400.7.33.1
* openSUSE Leap 15.4 (noarch)
* python311-urllib3-2.0.7-150400.7.33.1
## References:
* https://www.suse.com/security/cve/CVE-2026-9375.html
* https://bugzilla.suse.com/show_bug.cgi?id=1268683
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<div class="container">
<h1>Security update for python-urllib3</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2026:3397-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2026-07-28T18:31:35Z</td>
</tr>
<tr>
<th>Rating:</th>
<td>moderate</td>
</tr>
<tr>
<th>References:</th>
<td>
<ul>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1268683">bsc#1268683</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-2026-9375.html">CVE-2026-9375</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-2026-9375</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.9</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-9375</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">6.8</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-9375</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">7.5</span>
<span class="cvss-vector">CVSS:3.0/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">openSUSE Leap 15.4</li>
<li class="list-group-item">Public Cloud Module 15-SP4</li>
<li class="list-group-item">Python 3 Module 15-SP7</li>
<li class="list-group-item">SUSE Linux Enterprise Desktop 15 SP7</li>
<li class="list-group-item">SUSE Linux Enterprise High Performance Computing 15 SP4</li>
<li class="list-group-item">SUSE Linux Enterprise Server 15 SP4</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 SP4</li>
<li class="list-group-item">SUSE Linux Enterprise Server for SAP Applications 15 SP7</li>
<li class="list-group-item">SUSE Manager Proxy 4.3</li>
<li class="list-group-item">SUSE Manager Retail Branch Server 4.3</li>
<li class="list-group-item">SUSE Manager Server 4.3</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-urllib3 fixes the following issue</p>
<ul>
<li>CVE-2026-9375: decompression bomb bypass in the streaming API when using Brotli support can lead to a denial of
service (bsc#1268683).</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 15.4
<br/>
<code>zypper in -t patch SUSE-2026-3397=1</code>
</li>
<li class="list-group-item">
Public Cloud Module 15-SP4
<br/>
<code>zypper in -t patch SUSE-SLE-Module-Public-Cloud-15-SP4-2026-3397=1</code>
</li>
<li class="list-group-item">
Python 3 Module 15-SP7
<br/>
<code>zypper in -t patch SUSE-SLE-Module-Python3-15-SP7-2026-3397=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
Python 3 Module 15-SP7 (noarch)
<ul>
<li>python311-urllib3-2.0.7-150400.7.33.1</li>
</ul>
</li>
<li>
Public Cloud Module 15-SP4 (noarch)
<ul>
<li>python311-urllib3-2.0.7-150400.7.33.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.4 (noarch)
<ul>
<li>python311-urllib3-2.0.7-150400.7.33.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-9375.html">https://www.suse.com/security/cve/CVE-2026-9375.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1268683">https://bugzilla.suse.com/show_bug.cgi?id=1268683</a>
</li>
</ul>
</div>
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