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    <title>Most recent entries from all</title>
    <link>https://vulnerability.circl.lu</link>
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    <lastBuildDate>Tue, 29 Sep 2026 18:57:33 +0000</lastBuildDate>
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      <title>CVE-2025-40149 — tls: Use __sk_dst_get() and dst_dev_rcu() in get_netdev_for_sock().</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2025-40149</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Linux, Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP, Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP, Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP&lt;/p&gt;
&lt;p&gt;In the Linux kernel, the following vulnerability has been resolved:&lt;/p&gt;
&lt;p&gt;tls: Use __sk_dst_get() and dst_dev_rcu() in get_netdev_for_sock().&lt;/p&gt;
&lt;p&gt;get_netdev_for_sock() is called during setsockopt(),
so not under RCU.&lt;/p&gt;
&lt;p&gt;Using sk_dst_get(sk)-&amp;gt;dev could trigger UAF.&lt;/p&gt;
&lt;p&gt;Let&amp;#39;s use __sk_dst_get() and dst_dev_rcu().&lt;/p&gt;
&lt;p&gt;Note that the only -&amp;gt;ndo_sk_get_lower_dev() user is
bond_sk_get_lower_dev(), which uses RCU.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Linux, Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP, Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP, Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP&lt;/p&gt;
&lt;p&gt;In the Linux kernel, the following vulnerability has been resolved:&lt;/p&gt;
&lt;p&gt;tls: Use __sk_dst_get() and dst_dev_rcu() in get_netdev_for_sock().&lt;/p&gt;
&lt;p&gt;get_netdev_for_sock() is called during setsockopt(),
so not under RCU.&lt;/p&gt;
&lt;p&gt;Using sk_dst_get(sk)-&amp;gt;dev could trigger UAF.&lt;/p&gt;
&lt;p&gt;Let&amp;#39;s use __sk_dst_get() and dst_dev_rcu().&lt;/p&gt;
&lt;p&gt;Note that the only -&amp;gt;ndo_sk_get_lower_dev() user is
bond_sk_get_lower_dev(), which uses RCU.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/cve-2025-40149</guid>
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