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dnsmasq: default maximum EDNS.0 UDP packet size was set to 4096 but should be 1232

🗓️ 23 Jun 2024 22:52:31Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 5 Views

Dnsmasq used a default maximum packet size of 4096 instead of 1232 due to Flag Day 2020.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.2aarch64dnsmasq2.85-6.el9_2.4dnsmasq-2.85-6.el9_2.4.aarch64.rpm
Red Hat Enterprise Linux9.2ppc64lednsmasq2.85-6.el9_2.4dnsmasq-2.85-6.el9_2.4.ppc64le.rpm
Red Hat Enterprise Linux9.2s390xdnsmasq2.85-6.el9_2.4dnsmasq-2.85-6.el9_2.4.s390x.rpm
Red Hat Enterprise Linux9.2x86_64dnsmasq2.85-6.el9_2.4dnsmasq-2.85-6.el9_2.4.x86_64.rpm
Red Hat Enterprise Linux9.2aarch64dnsmasq-debuginfo2.85-6.el9_2.4dnsmasq-debuginfo-2.85-6.el9_2.4.aarch64.rpm
Red Hat Enterprise Linux9.2ppc64lednsmasq-debuginfo2.85-6.el9_2.4dnsmasq-debuginfo-2.85-6.el9_2.4.ppc64le.rpm
Red Hat Enterprise Linux9.2s390xdnsmasq-debuginfo2.85-6.el9_2.4dnsmasq-debuginfo-2.85-6.el9_2.4.s390x.rpm
Red Hat Enterprise Linux9.2x86_64dnsmasq-debuginfo2.85-6.el9_2.4dnsmasq-debuginfo-2.85-6.el9_2.4.x86_64.rpm
Red Hat Enterprise Linux9.2aarch64dnsmasq-debugsource2.85-6.el9_2.4dnsmasq-debugsource-2.85-6.el9_2.4.aarch64.rpm
Red Hat Enterprise Linux9.2ppc64lednsmasq-debugsource2.85-6.el9_2.4dnsmasq-debugsource-2.85-6.el9_2.4.ppc64le.rpm
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30 Apr 2026 13:19Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.17.5
EPSS0.01345
SSVC
5