When Pidgin received `:nick!user@host JOIN #channel` from an IRC
server, it worked fine, but when it received
`:nick JOIN #channel`, it crashed with a segmentation fault.
Testing Done:
Tested with a custom IRC server that only sends the nickname. Also tested on Libera Chat.
Bugs closed: PIDGIN-17375
Reviewed at https://reviews.imfreedom.org/r/1484/
#Introductionandsetup
Pidginhasfuzzingsupportforlibpurplevia
[Libfuzzer](https://llvm.org/docs/LibFuzzer.html).Ifyou're new to fuzzing with
libfuzzer, there is a fantastic tutorial available