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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 13:47:20 +0000</lastBuildDate>
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      <title>CVE-2026-74606 — eventfs: Fix use-after-free in eventfs_remove_rec()</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2026-74606</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;eventfs: Fix use-after-free in eventfs_remove_rec()&lt;/p&gt;
&lt;p&gt;eventfs_remove_rec() recursively removes the child at the current loop
position. After the recursive call returns, list_for_each_entry() advances
by reading list.next from the removed child.&lt;/p&gt;
&lt;p&gt;If free_ei() drops the final reference, release_ei() reuses the list/rcu
union to queue an SRCU callback. The child may be freed before that read.
The eventfs_mutex serializes list updates, but it does not keep the removed
child alive or prevent the SRCU callback from running.&lt;/p&gt;
&lt;p&gt;Use list_for_each_entry_safe() to save the next sibling before recursively
removing the current child.&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;eventfs: Fix use-after-free in eventfs_remove_rec()&lt;/p&gt;
&lt;p&gt;eventfs_remove_rec() recursively removes the child at the current loop
position. After the recursive call returns, list_for_each_entry() advances
by reading list.next from the removed child.&lt;/p&gt;
&lt;p&gt;If free_ei() drops the final reference, release_ei() reuses the list/rcu
union to queue an SRCU callback. The child may be freed before that read.
The eventfs_mutex serializes list updates, but it does not keep the removed
child alive or prevent the SRCU callback from running.&lt;/p&gt;
&lt;p&gt;Use list_for_each_entry_safe() to save the next sibling before recursively
removing the current child.&lt;/p&gt;</content:encoded>
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