AI Score
Confidence
High
EPSS
Percentile
72.9%
The DNS packet parser in YADIFA before 2.2.6 does not check for the presence of infinite pointer loops, and thus it is possible to force it to enter an infinite loop. This can cause high CPU usage and makes the server unresponsive.
www.debian.org/security/2017/dsa-4001
github.com/yadifa/yadifa/blob/v2.2.6/ChangeLog
www.tarlogic.com/blog/fuzzing-yadifa-dns/