Red Hat Security Advisory 2020-4181-01 - The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver.
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Red Hat Security Advisory 2020-2640-01 - The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Multiple denial of service related vulnerabilities were addressed.
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Red Hat Security Advisory 2020-2419-01 - The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Amplification and infinite loop issues were resolved.
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Red Hat Security Advisory 2020-2418-01 - The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Amplification and infinite loop issues were resolved.
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Red Hat Security Advisory 2020-2416-01 - The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Amplification and infinite loop issues were resolved.
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Red Hat Security Advisory 2020-2414-01 - The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Amplification and infinite loop issues were resolved.
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Debian Linux Security Advisory 4694-1 - Two vulnerabiliites have been discovered in Unbound, a recursive-only caching DNS server; a traffic amplification attack against third party authoritative name servers (NXNSAttack) and insufficient sanitisation of replies from upstream servers could result in denial of service via an infinite loop.
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Ubuntu Security Notice 4374-1 - Lior Shafir, Yehuda Afek, and Anat Bremler-Barr discovered that Unbound incorrectly handled certain queries. A remote attacker could use this issue to perform an amplification attack directed at a target. It was discovered that Unbound incorrectly handled certain malformed answers. A remote attacker could possibly use this issue to cause Unbound to crash, resulting in a denial of service.
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