circlecloud/tmux
1
0
Fork 0
mirror of https://github.com/tmux/tmux.git synced 2026-03-09 17:30:16 +00:00
Code Issues Projects Releases Wiki Activity

Check for NULL value in tilde expansion before dereferencing, from

Browse Source 
Renaud Allard in GitHub issue 4916.
This commit is contained in:
nicm
2026-03-09 14:31:41 +00:00
parent 91b5108eae
commit 8899c751e5
1 changed files with 3 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
cmd-parse.y
View File

@@ -1604,7 +1604,9 @@ yylex_token_tilde(char **buf, size_t *len)
if (*name == '\0') { if (*name == '\0') {
envent = environ_find(global_environ, "HOME"); envent = environ_find(global_environ, "HOME");
if (envent != NULL && *envent->value != '\0') if (envent != NULL &&
envent->value != NULL &&
*envent->value != '\0')
home = envent->value; home = envent->value;
else if ((pw = getpwuid(getuid())) != NULL) else if ((pw = getpwuid(getuid())) != NULL)
home = pw->pw_dir; home = pw->pw_dir;