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    <title>Most recent entries from all</title>
    <link>https://vulnerability.circl.lu</link>
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    <lastBuildDate>Wed, 30 Sep 2026 04:39:25 +0000</lastBuildDate>
    <item>
      <title>CVE-2026-64002 — ipv4: free net-&gt;ipv4.sysctl_local_reserved_ports after unregister_net_sysctl_table()</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2026-64002</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Linux&lt;/p&gt;
&lt;p&gt;In the Linux kernel, the following vulnerability has been resolved:&lt;/p&gt;
&lt;p&gt;ipv4: free net-&amp;gt;ipv4.sysctl_local_reserved_ports after unregister_net_sysctl_table()&lt;/p&gt;
&lt;p&gt;ipv4_sysctl_exit_net() is currently freeing net-&amp;gt;ipv4.sysctl_local_reserved_ports
too soon.&lt;/p&gt;
&lt;p&gt;Only after unregister_net_sysctl_table() we can be sure no threads can possibly
use the sysctls, including /proc/sys/net/ipv4/ip_local_reserved_ports.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Linux&lt;/p&gt;
&lt;p&gt;In the Linux kernel, the following vulnerability has been resolved:&lt;/p&gt;
&lt;p&gt;ipv4: free net-&amp;gt;ipv4.sysctl_local_reserved_ports after unregister_net_sysctl_table()&lt;/p&gt;
&lt;p&gt;ipv4_sysctl_exit_net() is currently freeing net-&amp;gt;ipv4.sysctl_local_reserved_ports
too soon.&lt;/p&gt;
&lt;p&gt;Only after unregister_net_sysctl_table() we can be sure no threads can possibly
use the sysctls, including /proc/sys/net/ipv4/ip_local_reserved_ports.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/cve-2026-64002</guid>
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