Out-of-bounds Read in GitHub repository vim/vim prior to 8.2.
https://security.gentoo.org/glsa/202305-16
https://security.gentoo.org/glsa/202208-32
https://huntr.dev/bounties/01d01e74-55d0-4d9e-878e-79ba599be668
https://github.com/vim/vim/commit/e178af5a586ea023622d460779fdcabbbfac0908