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Debian Security Advisory 5633-1

Debian Security Advisory 5633-1
Posted Feb 28, 2024
Authored by Debian | Site debian.org

Debian Linux Security Advisory 5633-1 - It was discovered that malformed DNSSEC records within a DNS zone could result in denial of service against Knot Resolver, a caching, DNSSEC- validating DNS resolver.

tags | advisory, denial of service
systems | linux, debian
advisories | CVE-2023-46317, CVE-2023-50387, CVE-2023-50868
SHA-256 | 8e6d005043bd7886936a3247ec7c5c1129b630b1592e9f24492ea9653d4467d0

Debian Security Advisory 5633-1

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- -------------------------------------------------------------------------
Debian Security Advisory DSA-5633-1 security@debian.org
https://www.debian.org/security/ Moritz Muehlenhoff
February 27, 2024 https://www.debian.org/security/faq
- -------------------------------------------------------------------------

Package : knot-resolver
CVE ID : CVE-2023-46317 CVE-2023-50387 CVE-2023-50868

It was discovered that malformed DNSSEC records within a DNS zone could
result in denial of service against Knot Resolver, a caching, DNSSEC-
validating DNS resolver.

For the stable distribution (bookworm), these problems have been fixed in
version 5.6.0-1+deb12u1.

We recommend that you upgrade your knot-resolver packages.

For the detailed security status of knot-resolver please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/knot-resolver

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org
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