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    <title>Most recent entries from all</title>
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    <lastBuildDate>Tue, 06 Oct 2026 08:42:09 +0000</lastBuildDate>
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      <title>CVE-2021-47137 — net: lantiq: fix memory corruption in RX ring</title>
      <link>https://cve.radiocsirt.org/vuln/cve-2021-47137</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Linux, linux_kernel&lt;/p&gt;
&lt;p&gt;In the Linux kernel, the following vulnerability has been resolved:&lt;/p&gt;
&lt;p&gt;net: lantiq: fix memory corruption in RX ring&lt;/p&gt;
&lt;p&gt;In a situation where memory allocation or dma mapping fails, an
invalid address is programmed into the descriptor. This can lead
to memory corruption. If the memory allocation fails, DMA should
reuse the previous skb and mapping and drop the packet. This patch
also increments rx drop counter.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Linux, linux_kernel&lt;/p&gt;
&lt;p&gt;In the Linux kernel, the following vulnerability has been resolved:&lt;/p&gt;
&lt;p&gt;net: lantiq: fix memory corruption in RX ring&lt;/p&gt;
&lt;p&gt;In a situation where memory allocation or dma mapping fails, an
invalid address is programmed into the descriptor. This can lead
to memory corruption. If the memory allocation fails, DMA should
reuse the previous skb and mapping and drop the packet. This patch
also increments rx drop counter.&lt;/p&gt;</content:encoded>
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