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    <title>Most recent entries from all</title>
    <link>https://vulnerability.circl.lu</link>
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    <lastBuildDate>Mon, 05 Oct 2026 09:53:37 +0000</lastBuildDate>
    <item>
      <title>CVE-2026-27854 — Use after free when parsing EDNS options in Lua</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2026-27854</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; PowerDNS DNSdist&lt;/p&gt;
&lt;p&gt;An attacker might be able to trigger a use-after-free by sending crafted DNS queries to a DNSdist using the DNSQuestion:getEDNSOptions method in custom Lua code. In some cases DNSQuestion:getEDNSOptions might refer to a version of the DNS packet that has been modified, thus triggering a use-after-free and potentially a crash resulting in denial of service.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; PowerDNS DNSdist&lt;/p&gt;
&lt;p&gt;An attacker might be able to trigger a use-after-free by sending crafted DNS queries to a DNSdist using the DNSQuestion:getEDNSOptions method in custom Lua code. In some cases DNSQuestion:getEDNSOptions might refer to a version of the DNS packet that has been modified, thus triggering a use-after-free and potentially a crash resulting in denial of service.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/cve-2026-27854</guid>
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    <item>
      <title>GHSA-fmwh-v9r8-w9j6</title>
      <link>https://vulnerability.circl.lu/vuln/ghsa-fmwh-v9r8-w9j6</link>
      <description>&lt;p&gt;An attacker might be able to trigger a use-after-free by sending crafted DNS queries to a DNSdist using the DNSQuestion:getEDNSOptions method in custom Lua code. In some cases DNSQuestion:getEDNSOptions might refer to a version of the DNS packet that has been modified, thus triggering a use-after-free and potentially a crash resulting in denial of service.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;An attacker might be able to trigger a use-after-free by sending crafted DNS queries to a DNSdist using the DNSQuestion:getEDNSOptions method in custom Lua code. In some cases DNSQuestion:getEDNSOptions might refer to a version of the DNS packet that has been modified, thus triggering a use-after-free and potentially a crash resulting in denial of service.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://vulnerability.circl.lu/vuln/ghsa-fmwh-v9r8-w9j6</guid>
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