Mercurial > vim
view src/proto/cmdhist.pro @ 33778:06ad070cda83 v9.0.2109
patch 9.0.2109: [security]: overflow in nv_z_get_count
Commit: https://github.com/vim/vim/commit/58f9befca1fa172068effad7f2ea5a9d6a7b0cca
Author: Christian Brabandt <cb@256bit.org>
Date: Tue Nov 14 21:02:30 2023 +0100
patch 9.0.2109: [security]: overflow in nv_z_get_count
Problem: [security]: overflow in nv_z_get_count
Solution: break out, if count is too large
When getting the count for a normal z command, it may overflow for large
counts given. So verify, that we can safely store the result in a long.
Signed-off-by: Christian Brabandt <cb@256bit.org>
| author | Christian Brabandt <cb@256bit.org> |
|---|---|
| date | Thu, 16 Nov 2023 22:15:11 +0100 |
| parents | 05b240971884 |
| children | ffeda71f42d7 |
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/* cmdhist.c */ int get_hislen(void); histentry_T *get_histentry(int hist_type); void set_histentry(int hist_type, histentry_T *entry); int *get_hisidx(int hist_type); int *get_hisnum(int hist_type); int hist_char2type(int c); char_u *get_history_arg(expand_T *xp, int idx); void init_history(void); void clear_hist_entry(histentry_T *hisptr); int in_history(int type, char_u *str, int move_to_front, int sep, int writing); void add_to_history(int histype, char_u *new_entry, int in_map, int sep); void f_histadd(typval_T *argvars, typval_T *rettv); void f_histdel(typval_T *argvars, typval_T *rettv); void f_histget(typval_T *argvars, typval_T *rettv); void f_histnr(typval_T *argvars, typval_T *rettv); void remove_key_from_history(void); void ex_history(exarg_T *eap); /* vim: set ft=c : */