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vim-patch:9.1.0700: crash with 2byte encoding and glob2regpat()

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Problem:  possible crash with 2byte encoding and glob2regpat()
Solution: Skip over character, if it is multi-byte character

1c815b54bb

Co-authored-by: Christian Brabandt <cb@256bit.org>
This commit is contained in:
zeertzjq
2026-01-15 13:53:39 +08:00
parent 5042394241
commit 11b3699252
3 changed files with 6 additions and 1 deletions
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1
src/nvim/fileio.c
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@@ -3754,7 +3754,6 @@ char *file_pat_to_reg_pat(const char *pat, const char *pat_end, char *allow_dirs
*allow_dirs = true;
}
reg_pat[i++] = '\\';
reg_pat[i++] = *p;
}
break;
#ifdef BACKSLASH_IN_FILENAME

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test/old/testdir/crash/heap_overflow_glob2regpat Normal file
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6
test/old/testdir/test_crash.vim
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@@ -226,6 +226,12 @@ func Test_crash1_3()
call term_sendkeys(buf, args)
call TermWait(buf, 150)
let file = 'crash/heap_overflow_glob2regpat'
let cmn_args = "%s -u NONE -i NONE -n -X -m -n -e -s -S %s -c ':qa!'"
let args = printf(cmn_args, vim, file)
call term_sendkeys(buf, args)
call TermWait(buf, 50)
" clean up
exe buf .. "bw!"