Out-of-bounds Read in GitHub repository vim/vim prior to 9.0.1143.
https://support.apple.com/kb/HT213670
https://security.gentoo.org/glsa/202305-16
https://huntr.dev/bounties/5e6f325c-ba54-4bf0-b050-dca048fd3fd9
https://github.com/vim/vim/commit/7b17eb4b063a234376c1ec909ee293e42cff290c