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    <title>Most recent entries from all</title>
    <link>https://db.gcve.eu</link>
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    <lastBuildDate>Sat, 07 Nov 2026 04:43:39 +0000</lastBuildDate>
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      <title>CVE-2026-98460 — Bluetooth: hci_sock: reject out-of-range OCF values</title>
      <link>https://db.gcve.eu/vuln/cve-2026-98460</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;Bluetooth: hci_sock: reject out-of-range OCF values&lt;/p&gt;
&lt;p&gt;The raw HCI socket security filter has 128 OCF bits per supported OGF,
but masks the 10-bit OCF with 127 before looking up the command. An
unprivileged socket can therefore submit a reserved OCF that aliases an
allowlisted command modulo 128.&lt;/p&gt;
&lt;p&gt;A conforming controller should reject reserved opcodes. Nevertheless,
the security decision must apply to the opcode that will actually be
sent, especially since controller-specific behavior is outside the host
stack&amp;#39;s control.&lt;/p&gt;
&lt;p&gt;Reject OCF values that cannot be represented by the security filter
instead of aliasing them onto an unrelated command.&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;Bluetooth: hci_sock: reject out-of-range OCF values&lt;/p&gt;
&lt;p&gt;The raw HCI socket security filter has 128 OCF bits per supported OGF,
but masks the 10-bit OCF with 127 before looking up the command. An
unprivileged socket can therefore submit a reserved OCF that aliases an
allowlisted command modulo 128.&lt;/p&gt;
&lt;p&gt;A conforming controller should reject reserved opcodes. Nevertheless,
the security decision must apply to the opcode that will actually be
sent, especially since controller-specific behavior is outside the host
stack&amp;#39;s control.&lt;/p&gt;
&lt;p&gt;Reject OCF values that cannot be represented by the security filter
instead of aliasing them onto an unrelated command.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://db.gcve.eu/vuln/cve-2026-98460</guid>
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