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    <title>Most recent entries from all</title>
    <link>https://vulnerability.circl.lu</link>
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    <lastBuildDate>Tue, 06 Oct 2026 21:54:00 +0000</lastBuildDate>
    <item>
      <title>CVE-2026-64498 — iio: buffer: hw-consumer: free scan_mask on buffer release</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2026-64498</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;iio: buffer: hw-consumer: free scan_mask on buffer release&lt;/p&gt;
&lt;p&gt;The scan_mask lifetime changed in commit 9a2e1233d38c (&amp;#34;iio: buffer:
hw-consumer: remove redundant scan_mask flexible array&amp;#34;).&lt;/p&gt;
&lt;p&gt;Before that change, the scan mask storage was embedded in struct
hw_consumer_buffer, so iio_hw_buf_release() could free the whole
allocation with a single kfree(hw_buf).&lt;/p&gt;
&lt;p&gt;That commit moved the scan mask to a separate bitmap_zalloc() allocation
stored in buffer.scan_mask, but left iio_hw_buf_release() unchanged.&lt;/p&gt;
&lt;p&gt;Free the scan mask in iio_hw_buf_release() before freeing the buffer
wrapper.&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;iio: buffer: hw-consumer: free scan_mask on buffer release&lt;/p&gt;
&lt;p&gt;The scan_mask lifetime changed in commit 9a2e1233d38c (&amp;#34;iio: buffer:
hw-consumer: remove redundant scan_mask flexible array&amp;#34;).&lt;/p&gt;
&lt;p&gt;Before that change, the scan mask storage was embedded in struct
hw_consumer_buffer, so iio_hw_buf_release() could free the whole
allocation with a single kfree(hw_buf).&lt;/p&gt;
&lt;p&gt;That commit moved the scan mask to a separate bitmap_zalloc() allocation
stored in buffer.scan_mask, but left iio_hw_buf_release() unchanged.&lt;/p&gt;
&lt;p&gt;Free the scan mask in iio_hw_buf_release() before freeing the buffer
wrapper.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/cve-2026-64498</guid>
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