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vim-patch:8.2.3246: memory use after free

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Problem:    Memory use after free.
Solution:   When clearing a string option set the pointer to "empty_option".
77111e2bfc
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Jan Edmund Lazo 2021-08-01 10:45:01 -04:00
parent 5e4fcc8b36
commit 20fc0519af
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GPG Key ID: 64915E6E9F735B15
1 changed files with 1 additions and 1 deletions
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src/nvim/option.c
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@ -770,7 +770,7 @@ void free_all_options(void)
} }
} else if (options[i].var != VAR_WIN && (options[i].flags & P_STRING)) { } else if (options[i].var != VAR_WIN && (options[i].flags & P_STRING)) {
// buffer-local option: free global value // buffer-local option: free global value
free_string_option(*(char_u **)options[i].var); clear_string_option((char_u **)options[i].var);
} }
} }
} }