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    <title>Most recent entries from all</title>
    <link>https://cve.radiocsirt.org</link>
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    <lastBuildDate>Tue, 06 Oct 2026 22:58:57 +0000</lastBuildDate>
    <item>
      <title>CVE-2025-38617 — net/packet: fix a race in packet_set_ring() and packet_notifier()</title>
      <link>https://cve.radiocsirt.org/vuln/cve-2025-38617</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;net/packet: fix a race in packet_set_ring() and packet_notifier()&lt;/p&gt;
&lt;p&gt;When packet_set_ring() releases po-&amp;gt;bind_lock, another thread can
run packet_notifier() and process an NETDEV_UP event.&lt;/p&gt;
&lt;p&gt;This race and the fix are both similar to that of commit 15fe076edea7
(&amp;#34;net/packet: fix a race in packet_bind() and packet_notifier()&amp;#34;).&lt;/p&gt;
&lt;p&gt;There too the packet_notifier NETDEV_UP event managed to run while a
po-&amp;gt;bind_lock critical section had to be temporarily released. And
the fix was similarly to temporarily set po-&amp;gt;num to zero to keep
the socket unhooked until the lock is retaken.&lt;/p&gt;
&lt;p&gt;The po-&amp;gt;bind_lock in packet_set_ring and packet_notifier precede the
introduction of git history.&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;net/packet: fix a race in packet_set_ring() and packet_notifier()&lt;/p&gt;
&lt;p&gt;When packet_set_ring() releases po-&amp;gt;bind_lock, another thread can
run packet_notifier() and process an NETDEV_UP event.&lt;/p&gt;
&lt;p&gt;This race and the fix are both similar to that of commit 15fe076edea7
(&amp;#34;net/packet: fix a race in packet_bind() and packet_notifier()&amp;#34;).&lt;/p&gt;
&lt;p&gt;There too the packet_notifier NETDEV_UP event managed to run while a
po-&amp;gt;bind_lock critical section had to be temporarily released. And
the fix was similarly to temporarily set po-&amp;gt;num to zero to keep
the socket unhooked until the lock is retaken.&lt;/p&gt;
&lt;p&gt;The po-&amp;gt;bind_lock in packet_set_ring and packet_notifier precede the
introduction of git history.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://cve.radiocsirt.org/vuln/cve-2025-38617</guid>
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