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dnsmasq: fixed outgoing port used when --server is used with an interface name

🗓️ 09 Nov 2021 17:32:13Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 5 Views

dnsmasq uses a fixed outgoing port for a per-interface server, enabling DNS cache poisoning.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8aarch64dnsmasq0:2.79-19.el8dnsmasq-0:2.79-19.el8.aarch64.rpm
Red Hat Enterprise Linux8ppc64lednsmasq0:2.79-19.el8dnsmasq-0:2.79-19.el8.ppc64le.rpm
Red Hat Enterprise Linux8s390xdnsmasq0:2.79-19.el8dnsmasq-0:2.79-19.el8.s390x.rpm
Red Hat Enterprise Linux8x86_64dnsmasq0:2.79-19.el8dnsmasq-0:2.79-19.el8.x86_64.rpm
Red Hat Enterprise Linux8aarch64dnsmasq-debuginfo0:2.79-19.el8dnsmasq-debuginfo-0:2.79-19.el8.aarch64.rpm
Red Hat Enterprise Linux8ppc64lednsmasq-debuginfo0:2.79-19.el8dnsmasq-debuginfo-0:2.79-19.el8.ppc64le.rpm
Red Hat Enterprise Linux8s390xdnsmasq-debuginfo0:2.79-19.el8dnsmasq-debuginfo-0:2.79-19.el8.s390x.rpm
Red Hat Enterprise Linux8x86_64dnsmasq-debuginfo0:2.79-19.el8dnsmasq-debuginfo-0:2.79-19.el8.x86_64.rpm
Red Hat Enterprise Linux8aarch64dnsmasq-debugsource0:2.79-19.el8dnsmasq-debugsource-0:2.79-19.el8.aarch64.rpm
Red Hat Enterprise Linux8ppc64lednsmasq-debugsource0:2.79-19.el8dnsmasq-debugsource-0:2.79-19.el8.ppc64le.rpm
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03 Dec 2025 02:28Current
7.3High risk
Vulners AI Score7.3
CVSS 3.14
CVSS 24.3
EPSS0.01988
SSVC
5