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    <title>Most recent entries from all</title>
    <link>https://cve.radiocsirt.org</link>
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    <lastBuildDate>Fri, 16 Oct 2026 11:43:24 +0000</lastBuildDate>
    <item>
      <title>CVE-2026-63912 — xfrm: esp: restore combined single-frag length gate</title>
      <link>https://cve.radiocsirt.org/vuln/cve-2026-63912</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;xfrm: esp: restore combined single-frag length gate&lt;/p&gt;
&lt;p&gt;The ESP out-of-place fast path appends the trailer in esp_output_head()
before esp_output_tail() allocates the destination page frag. The
head-side gate currently checks skb-&amp;gt;data_len and tailen separately, but
the tail code allocates a single destination frag from the combined
post-trailer skb-&amp;gt;data_len.&lt;/p&gt;
&lt;p&gt;Reject the page-frag fast path when the combined aligned length exceeds a
page. Otherwise skb_page_frag_refill() may fall back to a single page while
the destination sg still spans the combined skb-&amp;gt;data_len.&lt;/p&gt;
&lt;p&gt;Restore this combined-length page gate for both IPv4 and IPv6.&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;xfrm: esp: restore combined single-frag length gate&lt;/p&gt;
&lt;p&gt;The ESP out-of-place fast path appends the trailer in esp_output_head()
before esp_output_tail() allocates the destination page frag. The
head-side gate currently checks skb-&amp;gt;data_len and tailen separately, but
the tail code allocates a single destination frag from the combined
post-trailer skb-&amp;gt;data_len.&lt;/p&gt;
&lt;p&gt;Reject the page-frag fast path when the combined aligned length exceeds a
page. Otherwise skb_page_frag_refill() may fall back to a single page while
the destination sg still spans the combined skb-&amp;gt;data_len.&lt;/p&gt;
&lt;p&gt;Restore this combined-length page gate for both IPv4 and IPv6.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://cve.radiocsirt.org/vuln/cve-2026-63912</guid>
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