An issue was discovered in Mutt before 1.10.1 and NeoMutt before 2018-07-16. imap_quote_string in imap/util.c has an integer underflow.
An issue was discovered in Mutt before 1.10.1 and NeoMutt before 2018-07-16. imap_quote_string in imap/util.c has an integer underflow.
https://github.com/neomutt/neomutt/commit/65d64a5b60a4a3883f2cd799d92c6091d8854f23 https://gitlab.com/muttmua/mutt/commit/e0131852c6059107939893016c8ff56b6e42865d