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CVE-2024-52615

Avahi: avahi wide-area dns uses constant source port

CVSS 5.3 MEDIUMEPSS 0.6%CWE-330
A flaw was found in Avahi-daemon, which relies on fixed source ports for wide-area DNS queries. This issue simplifies attacks where malicious DNS responses are injected.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Affected products
avahiRed Hat · Red Hat Enterprise Linux 10Red Hat · Red Hat Enterprise Linux 7Red Hat · Red Hat Enterprise Linux 8Red Hat · Red Hat Enterprise Linux 9Red Hat · Red Hat In-Vehicle Operating System 1Red Hat · Red Hat OpenShift Container Platform 4

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References
https://access.redhat.com/errata/RHSA-2025:11402https://access.redhat.com/errata/RHSA-2025:16441https://access.redhat.com/security/cve/CVE-2024-52615https://bugzilla.redhat.com/show_bug.cgi?id=2326418https://github.com/avahi/avahi/pull/577