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    <title>Most recent entries from all</title>
    <link>https://vulnerability.circl.lu</link>
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    <lastBuildDate>Wed, 07 Oct 2026 22:37:34 +0000</lastBuildDate>
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      <title>CVE-2025-37954 — smb: client: Avoid race in open_cached_dir with lease breaks</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2025-37954</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;smb: client: Avoid race in open_cached_dir with lease breaks&lt;/p&gt;
&lt;p&gt;A pre-existing valid cfid returned from find_or_create_cached_dir might
race with a lease break, meaning open_cached_dir doesn&amp;#39;t consider it
valid, and thinks it&amp;#39;s newly-constructed. This leaks a dentry reference
if the allocation occurs before the queued lease break work runs.&lt;/p&gt;
&lt;p&gt;Avoid the race by extending holding the cfid_list_lock across
find_or_create_cached_dir and when the result is checked.&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;smb: client: Avoid race in open_cached_dir with lease breaks&lt;/p&gt;
&lt;p&gt;A pre-existing valid cfid returned from find_or_create_cached_dir might
race with a lease break, meaning open_cached_dir doesn&amp;#39;t consider it
valid, and thinks it&amp;#39;s newly-constructed. This leaks a dentry reference
if the allocation occurs before the queued lease break work runs.&lt;/p&gt;
&lt;p&gt;Avoid the race by extending holding the cfid_list_lock across
find_or_create_cached_dir and when the result is checked.&lt;/p&gt;</content:encoded>
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