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    <title>Most recent entries from all</title>
    <link>https://vulnerability.circl.lu</link>
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    <lastBuildDate>Mon, 28 Sep 2026 20:56:23 +0000</lastBuildDate>
    <item>
      <title>CVE-2023-53636 — clk: microchip: fix potential UAF in auxdev release callback</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2023-53636</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;clk: microchip: fix potential UAF in auxdev release callback&lt;/p&gt;
&lt;p&gt;Similar to commit 1c11289b34ab (&amp;#34;peci: cpu: Fix use-after-free in
adev_release()&amp;#34;), the auxiliary device is not torn down in the correct
order. If auxiliary_device_add() fails, the release callback will be
called twice, resulting in a UAF. Due to timing, the auxdev code in this
driver &amp;#34;took inspiration&amp;#34; from the aforementioned commit, and thus its
bugs too!&lt;/p&gt;
&lt;p&gt;Moving auxiliary_device_uninit() to the unregister callback instead
avoids the issue.&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;clk: microchip: fix potential UAF in auxdev release callback&lt;/p&gt;
&lt;p&gt;Similar to commit 1c11289b34ab (&amp;#34;peci: cpu: Fix use-after-free in
adev_release()&amp;#34;), the auxiliary device is not torn down in the correct
order. If auxiliary_device_add() fails, the release callback will be
called twice, resulting in a UAF. Due to timing, the auxdev code in this
driver &amp;#34;took inspiration&amp;#34; from the aforementioned commit, and thus its
bugs too!&lt;/p&gt;
&lt;p&gt;Moving auxiliary_device_uninit() to the unregister callback instead
avoids the issue.&lt;/p&gt;</content:encoded>
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