patch 9.1.0115: Using freed memory with full tag stack and user data Commit: https://github.com/vim/vim/commit/c86bff1771ed9c340f8f4433ae5530fd6de97980 Author: zeertzjq <zeertzjq@outlook.com> Date: Sun Feb 18 18:53:08 2024 +0100 patch 9.1.0115: Using freed memory with full tag stack and user data Problem: Using freed memory with full tag stack and user data (Konstantin Khlebnikov) Solution: Clear the user data pointer of the newest entry. (zeertzjq, Konstantin Khlebnikov) fixes: neovim/neovim#27498 closes: #14053 Co-authored-by: Konstantin Khlebnikov koct9i@gmail.com Signed-off-by: zeertzjq <zeertzjq@outlook.com> Signed-off-by: Konstantin Khlebnikov koct9i@gmail.com Signed-off-by: Christian Brabandt <cb@256bit.org>

/* hashtab.c */
void hash_init(hashtab_T *ht);
int check_hashtab_frozen(hashtab_T *ht, char *command);
void hash_clear(hashtab_T *ht);
void hash_clear_all(hashtab_T *ht, int off);
hashitem_T *hash_find(hashtab_T *ht, char_u *key);
hashitem_T *hash_lookup(hashtab_T *ht, char_u *key, hash_T hash);
void hash_debug_results(void);
int hash_add(hashtab_T *ht, char_u *key, char *command);
int hash_add_item(hashtab_T *ht, hashitem_T *hi, char_u *key, hash_T hash);
int hash_remove(hashtab_T *ht, hashitem_T *hi, char *command);
void hash_lock(hashtab_T *ht);
void hash_lock_size(hashtab_T *ht, int size);
void hash_unlock(hashtab_T *ht);
hash_T hash_hash(char_u *key);
/* vim: set ft=c : */