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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 02:46:32 +0000</lastBuildDate>
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      <title>CVE-2025-23151 — bus: mhi: host: Fix race between unprepare and queue_buf</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2025-23151</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;bus: mhi: host: Fix race between unprepare and queue_buf&lt;/p&gt;
&lt;p&gt;A client driver may use mhi_unprepare_from_transfer() to quiesce
incoming data during the client driver&amp;#39;s tear down. The client driver
might also be processing data at the same time, resulting in a call to
mhi_queue_buf() which will invoke mhi_gen_tre(). If mhi_gen_tre() runs
after mhi_unprepare_from_transfer() has torn down the channel, a panic
will occur due to an invalid dereference leading to a page fault.&lt;/p&gt;
&lt;p&gt;This occurs because mhi_gen_tre() does not verify the channel state
after locking it. Fix this by having mhi_gen_tre() confirm the channel
state is valid, or return error to avoid accessing deinitialized data.&lt;/p&gt;
&lt;p&gt;[mani: added stable tag]&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;bus: mhi: host: Fix race between unprepare and queue_buf&lt;/p&gt;
&lt;p&gt;A client driver may use mhi_unprepare_from_transfer() to quiesce
incoming data during the client driver&amp;#39;s tear down. The client driver
might also be processing data at the same time, resulting in a call to
mhi_queue_buf() which will invoke mhi_gen_tre(). If mhi_gen_tre() runs
after mhi_unprepare_from_transfer() has torn down the channel, a panic
will occur due to an invalid dereference leading to a page fault.&lt;/p&gt;
&lt;p&gt;This occurs because mhi_gen_tre() does not verify the channel state
after locking it. Fix this by having mhi_gen_tre() confirm the channel
state is valid, or return error to avoid accessing deinitialized data.&lt;/p&gt;
&lt;p&gt;[mani: added stable tag]&lt;/p&gt;</content:encoded>
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