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    <title>Most recent entries from all</title>
    <link>https://vulnerability.circl.lu</link>
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      <title>CVE-2026-43281 — mailbox: Prevent out-of-bounds access in fw_mbox_index_xlate()</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2026-43281</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;mailbox: Prevent out-of-bounds access in fw_mbox_index_xlate()&lt;/p&gt;
&lt;p&gt;Although it is guided that `#mbox-cells` must be at least 1, there are
many instances of `#mbox-cells = &amp;lt;0&amp;gt;;` in the device tree. If that is
the case and the corresponding mailbox controller does not provide
`fw_xlate` and of_xlate` function pointers, `fw_mbox_index_xlate()` will
be used by default and out-of-bounds accesses could occur due to lack of
bounds check in that function.&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;mailbox: Prevent out-of-bounds access in fw_mbox_index_xlate()&lt;/p&gt;
&lt;p&gt;Although it is guided that `#mbox-cells` must be at least 1, there are
many instances of `#mbox-cells = &amp;lt;0&amp;gt;;` in the device tree. If that is
the case and the corresponding mailbox controller does not provide
`fw_xlate` and of_xlate` function pointers, `fw_mbox_index_xlate()` will
be used by default and out-of-bounds accesses could occur due to lack of
bounds check in that function.&lt;/p&gt;</content:encoded>
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