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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 16:33:53 +0000</lastBuildDate>
    <item>
      <title>CVE-2026-90319 — rapidio: clear mport-&gt;net when rio_add_net() fails</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2026-90319</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;rapidio: clear mport-&amp;gt;net when rio_add_net() fails&lt;/p&gt;
&lt;p&gt;rio_alloc_net() stores the newly allocated rio_net in mport-&amp;gt;net before
rio_scan_alloc_net() registers the device.&lt;/p&gt;
&lt;p&gt;If rio_add_net() fails, rio_scan_alloc_net() drops the device reference
with put_device(), which releases the rio_net through the device release
callback.  However, mport-&amp;gt;net is left pointing at the freed object.&lt;/p&gt;
&lt;p&gt;A later mport unregister path can then dereference the dangling mport-&amp;gt;net
pointer and may try to free the same rio_net again.&lt;/p&gt;
&lt;p&gt;Clear mport-&amp;gt;net in the rio_add_net() failure path, matching the cleanup
done for the destID table allocation failure path.&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;rapidio: clear mport-&amp;gt;net when rio_add_net() fails&lt;/p&gt;
&lt;p&gt;rio_alloc_net() stores the newly allocated rio_net in mport-&amp;gt;net before
rio_scan_alloc_net() registers the device.&lt;/p&gt;
&lt;p&gt;If rio_add_net() fails, rio_scan_alloc_net() drops the device reference
with put_device(), which releases the rio_net through the device release
callback.  However, mport-&amp;gt;net is left pointing at the freed object.&lt;/p&gt;
&lt;p&gt;A later mport unregister path can then dereference the dangling mport-&amp;gt;net
pointer and may try to free the same rio_net again.&lt;/p&gt;
&lt;p&gt;Clear mport-&amp;gt;net in the rio_add_net() failure path, matching the cleanup
done for the destID table allocation failure path.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/cve-2026-90319</guid>
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