+++ /dev/null
---- a/libbb/lineedit.c
-+++ b/libbb/lineedit.c
-@@ -632,6 +632,19 @@ static void free_tab_completion_data(voi
-
- static void add_match(char *matched)
- {
-+ unsigned char *p = (unsigned char*)matched;
-+ while (*p) {
-+ /* ESC attack fix: drop any string with control chars */
-+ if (*p < ' '
-+ || (!ENABLE_UNICODE_SUPPORT && *p >= 0x7f)
-+ || (ENABLE_UNICODE_SUPPORT && *p == 0x7f)
-+ ) {
-+ free(matched);
-+ return;
-+ }
-+ p++;
-+ }
-+
- matches = xrealloc_vector(matches, 4, num_matches);
- matches[num_matches] = matched;
- num_matches++;