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Date: Tue, 13 Feb 2024 12:06:42 -0800
From: Alan Coopersmith <alan.coopersmith@...cle.com>
To: oss-security@...ts.openwall.com
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:
https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2024q1/017430.html
--
-Alan Coopersmith- alan.coopersmith@...cle.com
Oracle Solaris Engineering - https://blogs.oracle.com/solaris
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