<div class="container">
<h1>Security update for dhcpcd</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2026:22542-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2026-07-06T20:10:31Z</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=1268761">bsc#1268761</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-2025-70102.html">CVE-2025-70102</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-2025-70102</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">6.8</span>
<span class="cvss-vector">CVSS:4.0/AV:L/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-2025-70102</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.5</span>
<span class="cvss-vector">CVSS:3.1/AV:L/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-2025-70102</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">6.3</span>
<span class="cvss-vector">CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L</span>
</li>
</ul>
</td>
</tr>
<tr>
<th>Affected Products:</th>
<td>
<ul class="list-group">
<li class="list-group-item">SUSE Linux Micro 6.2</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 dhcpcd fixes the following issue</p>
<p>Update to 10.3.2:</p>
<ul>
<li>CVE-2025-70102: NULL pointer dereference in <code>parse_option()</code> when processing a specially crafted configuration input
(bsc#1268761).</li>
</ul>
<p>Changes for dhcpcd:</p>
<ul>
<li>options: Ensure ldop is not NULL dereferenced</li>
<li>DHCP: Don't run double EXPIRE hooks on carrier loss</li>
<li>DHCP: free the state when dropping on state NONE</li>
<li>BSD: don't send uninitialised memory using
ps_root_indirectioctl</li>
<li>Fix fallback_time option</li>
<li>IPv4: Ignore DHCP state when building routes</li>
<li>route: Routes may not have an interface assinged</li>
<li>options: Ensure that an overly long bitflag string does not
crash</li>
<li>options: Don't assume vsio options have an argument</li>
<li>common: Cast via uintptr_t rather than unsigned long in UNCONST</li>
<li>privsep: Ensure we recv for real after a successful recv
MSG_PEEK</li>
<li>DHCP: Add parentheses to macro definitions</li>
<li>ipv6nd: empty IPV6RA_EXPIRE eloop queue when dropping</li>
<li>privsep: enforce message boundaries with MSG_EOR on our
messages</li>
<li>Protocols will notify when dhcpcd can exit</li>
<li>DHCP: Don't request T1 and T2</li>
<li>DHCP: Don't request a lease time</li>
<li>DHCP6: Don't exit if using DHCP4 INFORM in non manager mode</li>
<li>ND: Route Information Option prefix is optional</li>
<li>ipv6: respect slaac hwaddr to really use the hwaddr</li>
<li>When stopping all interfaces at exit and releasing,
remove persistance</li>
<li>NetBSD: Delete RTF_CONNECTED route when changing it</li>
<li>privsep: Drain the log when the root process is exiting</li>
<li>eloop: vastly reworked, kqueue and epoll support on by default</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 Micro 6.2
<br/>
<code>zypper in -t patch SUSE-SL-Micro-6.2-1147=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
SUSE Linux Micro 6.2 (aarch64 ppc64le s390x x86_64)
<ul>
<li>dhcpcd-debugsource-10.3.2-160000.1.2</li>
<li>dhcpcd-10.3.2-160000.1.2</li>
<li>dhcpcd-debuginfo-10.3.2-160000.1.2</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-70102.html">https://www.suse.com/security/cve/CVE-2025-70102.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1268761">https://bugzilla.suse.com/show_bug.cgi?id=1268761</a>
</li>
</ul>
</div>