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USN-8037-1: DNSdist vulnerabilities

🗓️ 12 Feb 2026 15:41:01Reported by UbuntuType 
ubuntu
 ubuntu
🔗 ubuntu.com👁 8 Views

DNSdist faces denial of service risks from HTTP/2 stream resets, memory limits on many queries, and nghttp2 DNS over HTTPS handling.

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OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu22.04anydnsdist1.6.1-1ubuntu0.1~esm2dnsdist_1.6.1-1ubuntu0.1~esm2_any.deb
Ubuntu24.04anydnsdist1.8.3-2ubuntu0.1~esm1dnsdist_1.8.3-2ubuntu0.1~esm1_any.deb
Ubuntu25.10amd64dnsdist1.9.10-1ubuntu0.1dnsdist_1.9.10-1ubuntu0.1_amd64.deb
Ubuntu25.10amd64v3dnsdist1.9.10-1ubuntu0.1dnsdist_1.9.10-1ubuntu0.1_amd64v3.deb
Ubuntu25.10arm64dnsdist1.9.10-1ubuntu0.1dnsdist_1.9.10-1ubuntu0.1_arm64.deb
Ubuntu25.10armhfdnsdist1.9.10-1ubuntu0.1dnsdist_1.9.10-1ubuntu0.1_armhf.deb
Ubuntu25.10ppc64eldnsdist1.9.10-1ubuntu0.1dnsdist_1.9.10-1ubuntu0.1_ppc64el.deb
Ubuntu25.10riscv64dnsdist1.9.10-1ubuntu0.1dnsdist_1.9.10-1ubuntu0.1_riscv64.deb
Ubuntu25.10s390xdnsdist1.9.10-1ubuntu0.1dnsdist_1.9.10-1ubuntu0.1_s390x.deb
Ubuntu25.10amd64dnsdist-dbgsym1.9.10-1ubuntu0.1dnsdist-dbgsym_1.9.10-1ubuntu0.1_amd64.deb
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12 Feb 2026 15:41Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.17.5
EPSS0.04604
SSVC
8