<div class="container">
<h1>Security update for bouncycastle</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2026:4797-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2026-10-21T07:55:00Z</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=1284065">bsc#1284065</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284073">bsc#1284073</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284075">bsc#1284075</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284165">bsc#1284165</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284205">bsc#1284205</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284212">bsc#1284212</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284213">bsc#1284213</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284215">bsc#1284215</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284218">bsc#1284218</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284219">bsc#1284219</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284220">bsc#1284220</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284221">bsc#1284221</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284222">bsc#1284222</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284224">bsc#1284224</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-2026-17507.html">CVE-2026-17507</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-17508.html">CVE-2026-17508</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-18036.html">CVE-2026-18036</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-18040.html">CVE-2026-18040</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-71885.html">CVE-2026-71885</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-71886.html">CVE-2026-71886</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-71887.html">CVE-2026-71887</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-71888.html">CVE-2026-71888</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-71889.html">CVE-2026-71889</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-71890.html">CVE-2026-71890</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-71891.html">CVE-2026-71891</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-71892.html">CVE-2026-71892</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-85515.html">CVE-2026-85515</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-97873.html">CVE-2026-97873</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-2026-17507</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-2026-17507</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-2026-17507</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">8.7</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-17507</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-2026-17508</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:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-17508</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">4.3</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-17508</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">5.3</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-18036</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.2</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-18036</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.9</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-18036</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">8.2</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-18040</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.9</span>
<span class="cvss-vector">CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-18040</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.1</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-18040</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">5.9</span>
<span class="cvss-vector">CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71885</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">9.2</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71885</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">7.7</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71885</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">9.2</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71886</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.3</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71886</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">6.5</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71886</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">8.2</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71887</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.2</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71887</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.9</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71887</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">8.2</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71888</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.2</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71888</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.9</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71888</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">8.7</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71889</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.2</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71889</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.9</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71889</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">8.7</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71890</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.2</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71890</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.9</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71890</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">8.7</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71891</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.2</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71891</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.9</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71891</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">7.1</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71892</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">6.3</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71892</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">4.8</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-71892</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">6.9</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-85515</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.2</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-85515</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.9</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-85515</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">8.2</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-97873</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:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-97873</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">4.3</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-97873</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">5.3</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber</span>
</li>
</ul>
</td>
</tr>
<tr>
<th>Affected Products:</th>
<td>
<ul class="list-group">
<li class="list-group-item">Development Tools 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 High Performance Computing 15 SP5</li>
<li class="list-group-item">SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4</li>
<li class="list-group-item">SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5</li>
<li class="list-group-item">SUSE Linux Enterprise High Performance Computing LTSS 15 SP4</li>
<li class="list-group-item">SUSE Linux Enterprise High Performance Computing LTSS 15 SP5</li>
<li class="list-group-item">SUSE Linux Enterprise Real Time 15 SP7</li>
<li class="list-group-item">SUSE Linux Enterprise Server 15 SP4</li>
<li class="list-group-item">SUSE Linux Enterprise Server 15 SP4 LTSS</li>
<li class="list-group-item">SUSE Linux Enterprise Server 15 SP5</li>
<li class="list-group-item">SUSE Linux Enterprise Server 15 SP5 LTSS</li>
<li class="list-group-item">SUSE Linux Enterprise Server 15 SP6</li>
<li class="list-group-item">SUSE Linux Enterprise Server 15 SP6 LTSS</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 SP5</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>
</ul>
</td>
</tr>
</tbody>
</table>
<p>An update that solves 14 vulnerabilities can now be installed.</p>
<h2>Description:</h2>
<p>This update for bouncycastle fixes the following issues:</p>
<ul>
<li>CVE-2026-17507: negative signed leaf_index values from unsigned wire encodings can cause heap exhaustion
(bsc#1284075).</li>
<li>CVE-2026-17508: unbounded KDF iteration and memory parameters can cause resource exhaustion (bsc#1284073).</li>
<li>CVE-2026-18036: variable-time modulo and division operations in NTRU implementation can allow timing side-channel
attacks (bsc#1284065).</li>
<li>CVE-2026-18040: table lookups and variable-time duplicate scanning in HQC can cause cache side-channel leaks
(bsc#1284205).</li>
<li>CVE-2026-71885: unbound X.509 certificates in MLS LeafNode verification can cause identity impersonation and group
message interception (bsc#1284165).</li>
<li>CVE-2026-71886: unvalidated CERTIFY_OTHER flags in OpenPGP subkeys can cause unauthorized trust delegations and
identity spoofing (bsc#1284212).</li>
<li>CVE-2026-71887: missing primary key back-signature validation on subkeys can cause signature misattribution and trust
context spoofing (bsc#1284213).</li>
<li>CVE-2026-71888: disagreement between digestAlgorithm and authAttrs in CMS parsing can cause unauthenticated attribute
injection (bsc#1284215).</li>
<li>CVE-2026-71889: skipped leaf certificate evaluation in checkNameConstraints can cause X.509 name constraint bypasses
(bsc#1284218).</li>
<li>CVE-2026-71890: unbounded Remove proposals in external MLS commits can cause arbitrary group member eviction and
session takeover (bsc#1284219).</li>
<li>CVE-2026-71891: forged ECPoint curves in BLS12-381 key validation can cause aggregate signature verification bypasses
(bsc#1284220).</li>
<li>CVE-2026-71892: type mismatch in CMS key-transport validation can cause key-size enforcement bypasses for HKDF-derived
content keys (bsc#1284221).</li>
<li>CVE-2026-85515: laundered EOF exceptions in OpenPGP message stream processing can cause unregistered truncation errors
and integrity check bypasses (bsc#1284222).</li>
<li>CVE-2026-97873: unbounded iteration counts in legacy PBES1 and PKCS#12 PBE implementations can cause resource
exhaustion (bsc#1284224).</li>
</ul>
<p>Changes for bouncycastle:</p>
<ul>
<li>Updated to version 1.86.</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 for SAP Applications 15 SP4
<br/>
<code>zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-4797</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4
<br/>
<code>zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-4797</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
<br/>
<code>zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-4797</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise Server for SAP Applications 15 SP5
<br/>
<code>zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2026-4797</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5
<br/>
<code>zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2026-4797</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise High Performance Computing LTSS 15 SP5
<br/>
<code>zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2026-4797</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise Server for SAP Applications 15 SP6
<br/>
<code>zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-4797</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise Server 15 SP4 LTSS
<br/>
<code>zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-4797</code>
</li>
<li class="list-group-item">
Development Tools Module 15-SP7
<br/>
<code>zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP7-2026-4797</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise Server 15 SP5 LTSS
<br/>
<code>zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-4797</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise Server 15 SP6 LTSS
<br/>
<code>zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-4797</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
SUSE Linux Enterprise Server for SAP Applications 15 SP4 (noarch)
<ul>
<li>bouncycastle-util-1.86-150200.3.41.1</li>
<li>bouncycastle-pg-1.86-150200.3.41.1</li>
<li>bouncycastle-1.86-150200.3.41.1</li>
<li>bouncycastle-pkix-1.86-150200.3.41.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (noarch)
<ul>
<li>bouncycastle-util-1.86-150200.3.41.1</li>
<li>bouncycastle-pg-1.86-150200.3.41.1</li>
<li>bouncycastle-1.86-150200.3.41.1</li>
<li>bouncycastle-pkix-1.86-150200.3.41.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (noarch)
<ul>
<li>bouncycastle-util-1.86-150200.3.41.1</li>
<li>bouncycastle-pg-1.86-150200.3.41.1</li>
<li>bouncycastle-1.86-150200.3.41.1</li>
<li>bouncycastle-pkix-1.86-150200.3.41.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server for SAP Applications 15 SP5 (noarch)
<ul>
<li>bouncycastle-util-1.86-150200.3.41.1</li>
<li>bouncycastle-pg-1.86-150200.3.41.1</li>
<li>bouncycastle-1.86-150200.3.41.1</li>
<li>bouncycastle-pkix-1.86-150200.3.41.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (noarch)
<ul>
<li>bouncycastle-util-1.86-150200.3.41.1</li>
<li>bouncycastle-pg-1.86-150200.3.41.1</li>
<li>bouncycastle-1.86-150200.3.41.1</li>
<li>bouncycastle-pkix-1.86-150200.3.41.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (noarch)
<ul>
<li>bouncycastle-util-1.86-150200.3.41.1</li>
<li>bouncycastle-pg-1.86-150200.3.41.1</li>
<li>bouncycastle-1.86-150200.3.41.1</li>
<li>bouncycastle-pkix-1.86-150200.3.41.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server for SAP Applications 15 SP6 (noarch)
<ul>
<li>bouncycastle-util-1.86-150200.3.41.1</li>
<li>bouncycastle-pg-1.86-150200.3.41.1</li>
<li>bouncycastle-1.86-150200.3.41.1</li>
<li>bouncycastle-pkix-1.86-150200.3.41.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server 15 SP4 LTSS (noarch)
<ul>
<li>bouncycastle-util-1.86-150200.3.41.1</li>
<li>bouncycastle-pg-1.86-150200.3.41.1</li>
<li>bouncycastle-1.86-150200.3.41.1</li>
<li>bouncycastle-pkix-1.86-150200.3.41.1</li>
</ul>
</li>
<li>
Development Tools Module 15-SP7 (noarch)
<ul>
<li>bouncycastle-util-1.86-150200.3.41.1</li>
<li>bouncycastle-pg-1.86-150200.3.41.1</li>
<li>bouncycastle-1.86-150200.3.41.1</li>
<li>bouncycastle-pkix-1.86-150200.3.41.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server 15 SP5 LTSS (noarch)
<ul>
<li>bouncycastle-util-1.86-150200.3.41.1</li>
<li>bouncycastle-pg-1.86-150200.3.41.1</li>
<li>bouncycastle-1.86-150200.3.41.1</li>
<li>bouncycastle-pkix-1.86-150200.3.41.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server 15 SP6 LTSS (noarch)
<ul>
<li>bouncycastle-util-1.86-150200.3.41.1</li>
<li>bouncycastle-pg-1.86-150200.3.41.1</li>
<li>bouncycastle-1.86-150200.3.41.1</li>
<li>bouncycastle-pkix-1.86-150200.3.41.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-17507.html">https://www.suse.com/security/cve/CVE-2026-17507.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-17508.html">https://www.suse.com/security/cve/CVE-2026-17508.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-18036.html">https://www.suse.com/security/cve/CVE-2026-18036.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-18040.html">https://www.suse.com/security/cve/CVE-2026-18040.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-71885.html">https://www.suse.com/security/cve/CVE-2026-71885.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-71886.html">https://www.suse.com/security/cve/CVE-2026-71886.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-71887.html">https://www.suse.com/security/cve/CVE-2026-71887.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-71888.html">https://www.suse.com/security/cve/CVE-2026-71888.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-71889.html">https://www.suse.com/security/cve/CVE-2026-71889.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-71890.html">https://www.suse.com/security/cve/CVE-2026-71890.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-71891.html">https://www.suse.com/security/cve/CVE-2026-71891.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-71892.html">https://www.suse.com/security/cve/CVE-2026-71892.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-85515.html">https://www.suse.com/security/cve/CVE-2026-85515.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-97873.html">https://www.suse.com/security/cve/CVE-2026-97873.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284065">https://bugzilla.suse.com/show_bug.cgi?id=1284065</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284073">https://bugzilla.suse.com/show_bug.cgi?id=1284073</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284075">https://bugzilla.suse.com/show_bug.cgi?id=1284075</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284165">https://bugzilla.suse.com/show_bug.cgi?id=1284165</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284205">https://bugzilla.suse.com/show_bug.cgi?id=1284205</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284212">https://bugzilla.suse.com/show_bug.cgi?id=1284212</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284213">https://bugzilla.suse.com/show_bug.cgi?id=1284213</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284215">https://bugzilla.suse.com/show_bug.cgi?id=1284215</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284218">https://bugzilla.suse.com/show_bug.cgi?id=1284218</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284219">https://bugzilla.suse.com/show_bug.cgi?id=1284219</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284220">https://bugzilla.suse.com/show_bug.cgi?id=1284220</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284221">https://bugzilla.suse.com/show_bug.cgi?id=1284221</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284222">https://bugzilla.suse.com/show_bug.cgi?id=1284222</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284224">https://bugzilla.suse.com/show_bug.cgi?id=1284224</a>
</li>
</ul>
</div>