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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 13:40:35 +0000</lastBuildDate>
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      <title>CVE-2026-23013 — net: octeon_ep_vf: fix free_irq dev_id mismatch in IRQ rollback</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2026-23013</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;net: octeon_ep_vf: fix free_irq dev_id mismatch in IRQ rollback&lt;/p&gt;
&lt;p&gt;octep_vf_request_irqs() requests MSI-X queue IRQs with dev_id set to
ioq_vector. If request_irq() fails part-way, the rollback loop calls
free_irq() with dev_id set to &amp;#39;oct&amp;#39;, which does not match the original
dev_id and may leave the irqaction registered.&lt;/p&gt;
&lt;p&gt;This can keep IRQ handlers alive while ioq_vector is later freed during
unwind/teardown, leading to a use-after-free or crash when an interrupt
fires.&lt;/p&gt;
&lt;p&gt;Fix the error path to free IRQs with the same ioq_vector dev_id used
during request_irq().&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;net: octeon_ep_vf: fix free_irq dev_id mismatch in IRQ rollback&lt;/p&gt;
&lt;p&gt;octep_vf_request_irqs() requests MSI-X queue IRQs with dev_id set to
ioq_vector. If request_irq() fails part-way, the rollback loop calls
free_irq() with dev_id set to &amp;#39;oct&amp;#39;, which does not match the original
dev_id and may leave the irqaction registered.&lt;/p&gt;
&lt;p&gt;This can keep IRQ handlers alive while ioq_vector is later freed during
unwind/teardown, leading to a use-after-free or crash when an interrupt
fires.&lt;/p&gt;
&lt;p&gt;Fix the error path to free IRQs with the same ioq_vector dev_id used
during request_irq().&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/cve-2026-23013</guid>
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