diff options
-rw-r--r-- | slstatus.c | 9 |
1 files changed, 5 insertions, 4 deletions
@@ -78,14 +78,15 @@ setstatus(const char *str) static char * smprintf(const char *fmt, ...) { - /* FIXME: This code should have - bound checks, it is vulnerable to - buffer overflows */ va_list ap; + char tmp[120]; char *ret = NULL; va_start(ap, fmt); - if (vasprintf(&ret, fmt, ap) < 0) + vsnprintf(tmp, sizeof(tmp)-1, fmt, ap); + tmp[strlen(tmp)+1] = '\0'; + + if (asprintf(&ret, "%s", tmp) < 0) return NULL; va_end(ap); |