Last Modified: Apr 28, 2025
Affected Product(s):
BIG-IP DNS
Known Affected Versions:
14.1.5.2, 14.1.5.3, 14.1.5.4, 14.1.5.6, 15.1.8, 15.1.8.1, 15.1.8.2, 15.1.9, 15.1.9.1, 15.1.10, 15.1.10.2, 15.1.10.3, 15.1.10.4, 15.1.10.5, 15.1.10.6, 16.1.3.2, 16.1.3.3, 16.1.3.4, 16.1.3.5, 16.1.4, 16.1.4.1, 16.1.4.2, 16.1.4.3, 17.0.0, 17.0.0.1, 17.0.0.2
Fixed In:
17.5.0, 16.1.5
Opened: Dec 23, 2022 Severity: 2-Critical
The zxfrd process becomes stuck in a crash/restart loop
The zxfrd process manages zone transfers (AXFR) packets from backend DNS servers. If this process is crashing, zone updates will not be received, and DNS express may return stale results.
During zone transfer, the zxfrd process may core when performing processing of an undisclosed packet.
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