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    <title>Most recent entries from all</title>
    <link>https://db.gcve.eu</link>
    <description>Contains only the most 10 recent entries.</description>
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    <lastBuildDate>Sat, 03 Oct 2026 02:51:08 +0000</lastBuildDate>
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      <title>CVE-2026-1519 — Excessive NSEC3 iterations cause high CPU load during insecure delegation validation</title>
      <link>https://db.gcve.eu/vuln/cve-2026-1519</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; ISC BIND 9, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 10.0 Extended Update Support, Red Hat Enterprise Linux 6 Extended Lifecycle Support  - EXTENSION, Red Hat Enterprise Linux 7 Extended Lifecycle Support, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On, Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On and 17 more&lt;/p&gt;
&lt;p&gt;If a BIND resolver is performing DNSSEC validation and encounters a maliciously crafted zone, the resolver may consume excessive CPU. Authoritative-only servers are generally unaffected, although there are circumstances where authoritative servers may make recursive queries (see: https://kb.isc.org/docs/why-does-my-authoritative-server-make-recursive-queries).
This issue affects BIND 9 versions 9.11.0 through 9.16.50, 9.18.0 through 9.18.46, 9.20.0 through 9.20.20, 9.21.0 through 9.21.19, 9.11.3-S1 through 9.16.50-S1, 9.18.11-S1 through 9.18.46-S1, and 9.20.9-S1 through 9.20.20-S1.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; ISC BIND 9, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 10.0 Extended Update Support, Red Hat Enterprise Linux 6 Extended Lifecycle Support  - EXTENSION, Red Hat Enterprise Linux 7 Extended Lifecycle Support, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On, Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On and 17 more&lt;/p&gt;
&lt;p&gt;If a BIND resolver is performing DNSSEC validation and encounters a maliciously crafted zone, the resolver may consume excessive CPU. Authoritative-only servers are generally unaffected, although there are circumstances where authoritative servers may make recursive queries (see: https://kb.isc.org/docs/why-does-my-authoritative-server-make-recursive-queries).
This issue affects BIND 9 versions 9.11.0 through 9.16.50, 9.18.0 through 9.18.46, 9.20.0 through 9.20.20, 9.21.0 through 9.21.19, 9.11.3-S1 through 9.16.50-S1, 9.18.11-S1 through 9.18.46-S1, and 9.20.9-S1 through 9.20.20-S1.&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://db.gcve.eu/vuln/cve-2026-1519</guid>
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      <title>USN-8124-1 — bind9 vulnerabilities</title>
      <link>https://db.gcve.eu/vuln/usn-8124-1</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Ubuntu:22.04:LTS: bind9, Ubuntu:24.04:LTS: bind9, Ubuntu:25.10: bind9&lt;/p&gt;
&lt;p&gt;Samy Medjahed discovered that Bind incorrectly handled insecure
delegation validation. A remote attacker could possibly use this issue to
cause excessive NSEC3 iterations, consuming CPU resources, and leading to a
denial of service. (CVE-2026-1519)&lt;/p&gt;
&lt;p&gt;Vitaly Simonovich discovered that Bind incorrectly handled memory when
preparing DNSSEC proofs of non-existence. A remote attacker could possibly
use this issue to cause memory consumption, leading to a denial of service.
This issue only affected Ubuntu 25.10. (CVE-2026-3104)&lt;/p&gt;
&lt;p&gt;Vitaly Simonovich discovered that Bind incorrectly handled authenticated
queries containing TKEY records. A remote attacker could possibly use this
issue to cause Bind to crash, resulting in a denial of service. This issue
only affected Ubuntu 25.10. (CVE-2026-3119)&lt;/p&gt;
&lt;p&gt;It was discovered that Bind incorrectly handled DNS queries signed with
SIG(0). A remote attacker could possibly use this issue to bypass ACLs.
This issue only affected Ubuntu 25.10. (CVE-2026-3591)&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Ubuntu:22.04:LTS: bind9, Ubuntu:24.04:LTS: bind9, Ubuntu:25.10: bind9&lt;/p&gt;
&lt;p&gt;Samy Medjahed discovered that Bind incorrectly handled insecure
delegation validation. A remote attacker could possibly use this issue to
cause excessive NSEC3 iterations, consuming CPU resources, and leading to a
denial of service. (CVE-2026-1519)&lt;/p&gt;
&lt;p&gt;Vitaly Simonovich discovered that Bind incorrectly handled memory when
preparing DNSSEC proofs of non-existence. A remote attacker could possibly
use this issue to cause memory consumption, leading to a denial of service.
This issue only affected Ubuntu 25.10. (CVE-2026-3104)&lt;/p&gt;
&lt;p&gt;Vitaly Simonovich discovered that Bind incorrectly handled authenticated
queries containing TKEY records. A remote attacker could possibly use this
issue to cause Bind to crash, resulting in a denial of service. This issue
only affected Ubuntu 25.10. (CVE-2026-3119)&lt;/p&gt;
&lt;p&gt;It was discovered that Bind incorrectly handled DNS queries signed with
SIG(0). A remote attacker could possibly use this issue to bypass ACLs.
This issue only affected Ubuntu 25.10. (CVE-2026-3591)&lt;/p&gt;</content:encoded>
      <guid isPermaLink="false">https://db.gcve.eu/vuln/usn-8124-1</guid>
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