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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 21:51:52 +0000</lastBuildDate>
    <item>
      <title>CVE-2026-31459 — mm/damon/sysfs: fix param_ctx leak on damon_sysfs_new_test_ctx() failure</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2026-31459</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;mm/damon/sysfs: fix param_ctx leak on damon_sysfs_new_test_ctx() failure&lt;/p&gt;
&lt;p&gt;Patch series &amp;#34;mm/damon/sysfs: fix memory leak and NULL dereference
issues&amp;#34;, v4.&lt;/p&gt;
&lt;p&gt;DAMON_SYSFS can leak memory under allocation failure, and do NULL pointer
dereference when a privileged user make wrong sequences of control.  Fix
those.&lt;/p&gt;
&lt;p&gt;This patch (of 3):&lt;/p&gt;
&lt;p&gt;When damon_sysfs_new_test_ctx() fails in damon_sysfs_commit_input(),
param_ctx is leaked because the early return skips the cleanup at the out
label.  Destroy param_ctx before returning.&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;mm/damon/sysfs: fix param_ctx leak on damon_sysfs_new_test_ctx() failure&lt;/p&gt;
&lt;p&gt;Patch series &amp;#34;mm/damon/sysfs: fix memory leak and NULL dereference
issues&amp;#34;, v4.&lt;/p&gt;
&lt;p&gt;DAMON_SYSFS can leak memory under allocation failure, and do NULL pointer
dereference when a privileged user make wrong sequences of control.  Fix
those.&lt;/p&gt;
&lt;p&gt;This patch (of 3):&lt;/p&gt;
&lt;p&gt;When damon_sysfs_new_test_ctx() fails in damon_sysfs_commit_input(),
param_ctx is leaked because the early return skips the cleanup at the out
label.  Destroy param_ctx before returning.&lt;/p&gt;</content:encoded>
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