Buffer Over-read in function utf_head_off

Description Buffer Over-read in function utfheadoff at vim/src/mbyte.c:3872 vim version git log commit 249e1b903a9c0460d618f6dcc59aeb8c03b24b20 grafted, HEAD - master, tag: v9.0.0213, origin/master, origin/HEAD Proof of Concept ./vim/src/vim -u NONE -X -Z -e -s -S poc3hbo.dat -c :qa!...

CVE-2022-1154

A heap use-after-free vulnerability was found in Vim's utfptr2char function of the src/mbyte.c file. This flaw occurs because vim is using a buffer line after it has been freed in the old regexp engine. This flaw allows an attacker to trick a user into opening a specially crafted file, triggering...