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    <title>Most recent entries from all</title>
    <link>https://vulnerability.circl.lu</link>
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    <lastBuildDate>Wed, 30 Sep 2026 17:10:07 +0000</lastBuildDate>
    <item>
      <title>CVE-2024-53191 — wifi: ath12k: fix warning when unbinding</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2024-53191</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;wifi: ath12k: fix warning when unbinding&lt;/p&gt;
&lt;p&gt;If there is an error during some initialization related to firmware,
the buffers dp-&amp;gt;tx_ring[i].tx_status are released.
However this is released again when the device is unbinded (ath12k_pci),
and we get:
WARNING: CPU: 0 PID: 2098 at mm/slub.c:4689 free_large_kmalloc+0x4d/0x80
Call Trace:
free_large_kmalloc
ath12k_dp_free
ath12k_core_deinit
ath12k_pci_remove
...&lt;/p&gt;
&lt;p&gt;The issue is always reproducible from a VM because the MSI addressing
initialization is failing.&lt;/p&gt;
&lt;p&gt;In order to fix the issue, just set the buffers to NULL after releasing in
order to avoid the double free.&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;wifi: ath12k: fix warning when unbinding&lt;/p&gt;
&lt;p&gt;If there is an error during some initialization related to firmware,
the buffers dp-&amp;gt;tx_ring[i].tx_status are released.
However this is released again when the device is unbinded (ath12k_pci),
and we get:
WARNING: CPU: 0 PID: 2098 at mm/slub.c:4689 free_large_kmalloc+0x4d/0x80
Call Trace:
free_large_kmalloc
ath12k_dp_free
ath12k_core_deinit
ath12k_pci_remove
...&lt;/p&gt;
&lt;p&gt;The issue is always reproducible from a VM because the MSI addressing
initialization is failing.&lt;/p&gt;
&lt;p&gt;In order to fix the issue, just set the buffers to NULL after releasing in
order to avoid the double free.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/cve-2024-53191</guid>
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