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Date: Tue, 13 Feb 2024 12:06:42 -0800
From: Alan Coopersmith <>
Subject: Re: Unbound: disclosure of CVE-2023-50387 and CVE-2023-50868 DNSSEC
 validation vulnerabilities

On 2/13/24 06:07, Yorgos Thessalonikefs wrote:
> DNSSEC protocol vulnerabilities have been discovered that render various
> DNSSEC validators victims of Denial Of Service while trying to validate
> specially crafted DNSSEC responses.
> There are two known vulnerabilities: CVE-2023-50387 (referred here as
> the KeyTrap vulnerability) and CVE-2023-50868 (referred here as the
> NSEC3 vulnerability).

Similarly, dnsmasq 2.90 was published today to address these:

         -Alan Coopersmith-       
          Oracle Solaris Engineering -

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