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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 06:31:48 +0000</lastBuildDate>
    <item>
      <title>CVE-2026-64056 — net: ethernet: cortina: Make RX SKB per-port</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2026-64056</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: ethernet: cortina: Make RX SKB per-port&lt;/p&gt;
&lt;p&gt;The SKB used to assemble packets from fragments in gmac_rx()
is static local, but the Gemini has two ethernet ports, meaning
there can be races between the ports on a bad day if a device
is using both.&lt;/p&gt;
&lt;p&gt;Make the RX SKB a per-port variable and carry it over between
invocations in the port struct instead.&lt;/p&gt;
&lt;p&gt;Zero the pointer once we call napi_gro_frags(), on error (after
calling napi_free_frags()) or if the port is stopped.&lt;/p&gt;
&lt;p&gt;Zero it in some place where not strictly necessary just to
emphasize what is going on.&lt;/p&gt;
&lt;p&gt;This was found by Sashiko during normal patch review.&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: ethernet: cortina: Make RX SKB per-port&lt;/p&gt;
&lt;p&gt;The SKB used to assemble packets from fragments in gmac_rx()
is static local, but the Gemini has two ethernet ports, meaning
there can be races between the ports on a bad day if a device
is using both.&lt;/p&gt;
&lt;p&gt;Make the RX SKB a per-port variable and carry it over between
invocations in the port struct instead.&lt;/p&gt;
&lt;p&gt;Zero the pointer once we call napi_gro_frags(), on error (after
calling napi_free_frags()) or if the port is stopped.&lt;/p&gt;
&lt;p&gt;Zero it in some place where not strictly necessary just to
emphasize what is going on.&lt;/p&gt;
&lt;p&gt;This was found by Sashiko during normal patch review.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/cve-2026-64056</guid>
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