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    <title>Most recent entries from all</title>
    <link>https://vulnerability.circl.lu</link>
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    <lastBuildDate>Tue, 29 Sep 2026 04:42:53 +0000</lastBuildDate>
    <item>
      <title>CVE-2026-53291 — ALSA: hda/conexant: Fix missing error check for jack detection</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2026-53291</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;ALSA: hda/conexant: Fix missing error check for jack detection&lt;/p&gt;
&lt;p&gt;In cx_probe(), the return value of snd_hda_jack_detect_enable_callback()
is ignored. This function returns a pointer, and if it fails (e.g., due
to memory allocation failure), it returns an error pointer which must
be checked using IS_ERR().&lt;/p&gt;
&lt;p&gt;If the registration fails, the driver continues to probe, but the jack
detection callback will not be registered. This can lead to a kernel
crash later when the driver attempts to handle jack events or accesses
the uninitialized structure.&lt;/p&gt;
&lt;p&gt;Check the return value using IS_ERR() and propagate the error via
PTR_ERR() to the probe caller.&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;ALSA: hda/conexant: Fix missing error check for jack detection&lt;/p&gt;
&lt;p&gt;In cx_probe(), the return value of snd_hda_jack_detect_enable_callback()
is ignored. This function returns a pointer, and if it fails (e.g., due
to memory allocation failure), it returns an error pointer which must
be checked using IS_ERR().&lt;/p&gt;
&lt;p&gt;If the registration fails, the driver continues to probe, but the jack
detection callback will not be registered. This can lead to a kernel
crash later when the driver attempts to handle jack events or accesses
the uninitialized structure.&lt;/p&gt;
&lt;p&gt;Check the return value using IS_ERR() and propagate the error via
PTR_ERR() to the probe caller.&lt;/p&gt;</content:encoded>
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