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    <title>Most recent entries from all</title>
    <link>https://vulnerability.circl.lu</link>
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    <lastBuildDate>Mon, 28 Sep 2026 21:21:47 +0000</lastBuildDate>
    <item>
      <title>CVE-2024-40993 — netfilter: ipset: Fix suspicious rcu_dereference_protected()</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2024-40993</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Linux, Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem&lt;/p&gt;
&lt;p&gt;In the Linux kernel, the following vulnerability has been resolved:&lt;/p&gt;
&lt;p&gt;netfilter: ipset: Fix suspicious rcu_dereference_protected()&lt;/p&gt;
&lt;p&gt;When destroying all sets, we are either in pernet exit phase or
are executing a &amp;#34;destroy all sets command&amp;#34; from userspace. The latter
was taken into account in ip_set_dereference() (nfnetlink mutex is held),
but the former was not. The patch adds the required check to
rcu_dereference_protected() in ip_set_dereference().&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Linux, Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem&lt;/p&gt;
&lt;p&gt;In the Linux kernel, the following vulnerability has been resolved:&lt;/p&gt;
&lt;p&gt;netfilter: ipset: Fix suspicious rcu_dereference_protected()&lt;/p&gt;
&lt;p&gt;When destroying all sets, we are either in pernet exit phase or
are executing a &amp;#34;destroy all sets command&amp;#34; from userspace. The latter
was taken into account in ip_set_dereference() (nfnetlink mutex is held),
but the former was not. The patch adds the required check to
rcu_dereference_protected() in ip_set_dereference().&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/cve-2024-40993</guid>
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