<div class="container">
<h1>Security update for nbdkit</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2025:01888-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2025-06-11T05:43:28Z</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=1243108">bsc#1243108</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1243110">bsc#1243110</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-2025-47711.html">CVE-2025-47711</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-47712.html">CVE-2025-47712</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-2025-47711</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">7.1</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-47711</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:L/UI:N/S:U/C:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-47711</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">4.3</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-47712</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.3</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-47712</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:L/UI:N/S:U/C:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-47712</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">4.3</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L</span>
</li>
</ul>
</td>
</tr>
<tr>
<th>Affected Products:</th>
<td>
<ul class="list-group">
<li class="list-group-item">Server Applications Module 15-SP7</li>
<li class="list-group-item">SUSE Linux Enterprise Real Time 15 SP7</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 SP7</li>
</ul>
</td>
</tr>
</tbody>
</table>
<p>An update that solves two vulnerabilities can now be installed.</p>
<h2>Description:</h2>
<p>This update for nbdkit fixes the following issues:</p>
<p>Update to version 1.40.6.</p>
<p>Security fixes:</p>
<ul>
<li>CVE-2025-47712: integer overflow in blocksize filter when processing client block status requests larger than 2**32
will trigger an assertion failure and cause a denial-of-service. (bsc#1243108).</li>
<li>CVE-2025-47711: off-by-one error when processing block status results from plugins on behalf of an NBD client may
trigger an assertion failure and cause a denial of service (bsc#1243110).</li>
</ul>
<p>Other fixes and changes:</p>
<ul>
<li>golang: Support GCC 15.</li>
<li>openbsd: curl: Include pthread.h.</li>
<li>rust: Fix "overindented" list in comment.</li>
<li>rust: Declare explicit extern "C" API.</li>
<li>plugins/rust: Use CStr literals for static strings.</li>
<li>vddk: do_extents: Avoid reading partial chunk beyond the end of the disk.</li>
<li>vddk: do_extents: Exit the function if we hit req_one condition.</li>
<li>vddk: do_extents: Mark some local variables const.</li>
<li>vddk: Cache the disk size in the handle.</li>
<li>vddk: Include <stdbool.h>.</li>
<li>python: examples: Fix comment above API_VERSION constant.</li>
<li>tcl: Fix for Tcl 9.0 compatibility.</li>
<li>plugins/ocaml/NBDKit.ml: Sort bindings into order.</li>
<li>ocaml: Don't call abort if caml_c_thread_unregister fails.</li>
<li>ocaml: Use real addresses instead of (void*)<constant>s.</li>
<li>evil: Link to nbdkit_parse_probability(3).</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">
Server Applications Module 15-SP7
<br/>
<code>zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP7-2025-1888=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
Server Applications Module 15-SP7 (aarch64 ppc64le s390x x86_64)
<ul>
<li>nbdkit-basic-filters-debuginfo-1.40.6-150700.4.3.1</li>
<li>nbdkit-server-1.40.6-150700.4.3.1</li>
<li>nbdkit-server-debuginfo-1.40.6-150700.4.3.1</li>
<li>nbdkit-nbd-plugin-debuginfo-1.40.6-150700.4.3.1</li>
<li>nbdkit-basic-plugins-debuginfo-1.40.6-150700.4.3.1</li>
<li>nbdkit-basic-filters-1.40.6-150700.4.3.1</li>
<li>nbdkit-debuginfo-1.40.6-150700.4.3.1</li>
<li>nbdkit-curl-plugin-1.40.6-150700.4.3.1</li>
<li>nbdkit-nbd-plugin-1.40.6-150700.4.3.1</li>
<li>nbdkit-debugsource-1.40.6-150700.4.3.1</li>
<li>nbdkit-python-plugin-1.40.6-150700.4.3.1</li>
<li>nbdkit-ssh-plugin-1.40.6-150700.4.3.1</li>
<li>nbdkit-ssh-plugin-debuginfo-1.40.6-150700.4.3.1</li>
<li>nbdkit-curl-plugin-debuginfo-1.40.6-150700.4.3.1</li>
<li>nbdkit-1.40.6-150700.4.3.1</li>
<li>nbdkit-python-plugin-debuginfo-1.40.6-150700.4.3.1</li>
<li>nbdkit-basic-plugins-1.40.6-150700.4.3.1</li>
</ul>
</li>
<li>
Server Applications Module 15-SP7 (x86_64)
<ul>
<li>nbdkit-vddk-plugin-1.40.6-150700.4.3.1</li>
<li>nbdkit-vddk-plugin-debuginfo-1.40.6-150700.4.3.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-47711.html">https://www.suse.com/security/cve/CVE-2025-47711.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-47712.html">https://www.suse.com/security/cve/CVE-2025-47712.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1243108">https://bugzilla.suse.com/show_bug.cgi?id=1243108</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1243110">https://bugzilla.suse.com/show_bug.cgi?id=1243110</a>
</li>
</ul>
</div>