patch 8.2.3476: renaming a buffer on startup may cause using freed memory Commit: https://github.com/vim/vim/commit/d3710cf01ef6ab1b2f233866ff01dab76686f642 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Oct 4 23:13:13 2021 +0100 patch 8.2.3476: renaming a buffer on startup may cause using freed memory Problem: Renaming a buffer on startup may cause using freed memory. Solution: Check if the buffer is used in a window. (closes https://github.com/vim/vim/issues/8955)

|4+0&#ffffff0|2| @72
|4|3| @72
|4@1| @72
|4|5| @72
|4|6| @72
|4|7| @72
>4|8| @72
|4|9| @72
|~+0#4040ff13&| @73
|!+2#ffffff16#00e0003|/|b|i|n|/|s|h| |[|T|e|r|m|i|n|a|l|]| @55
| +0#0000000#ffffff0@74
|~+0#4040ff13&| @73
|~| @73
|~| @73
|~| @73
|~| @73
|~| @73
|~| @73
|[+1#0000000&|N|o| |N|a|m|e|]| @65
| +0&&@74