Description
A flaw was found in the Avahi-daemon, where it initializes DNS transaction IDs randomly only once at startup, incrementing them sequentially after that. This predictable behavior facilitates DNS spoofing attacks, allowing attackers to guess transaction IDs.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
avahi avahi
Default version status: unaffected
0 to < 0.9-rc2affected
Red Hat Red Hat Enterprise Linux 9
Default version status: affected
0:0.8-22.el9_6 to < *unaffected
Red Hat Red Hat Enterprise Linux 9
Default version status: affected
0:0.8-22.el9_6 to < *unaffected
Red Hat Red Hat Enterprise Linux 7
Default version status: unknown
Red Hat Red Hat Enterprise Linux 8
Default version status: affected
Red Hat Red Hat OpenShift Container Platform 4
Default version status: affected