Correct check for invalid tm_mon. CID #1503944

diff --git a/src/lib/util/time.c b/src/lib/util/time.c
index ecaa8d6282de0f47a84c24ce203ac6b8faba7493..8c438e82f4192782b5ad1f8e2d52611a200a01c5 100644 (file)
--- a/src/lib/util/time.c
+++ b/src/lib/util/time.c
@@ -651,7 +651,7 @@ fr_unix_time_t fr_unix_time_from_tm(struct tm *tm)
        uint32_t days;
 
        /* Prevent crash if tm->tm_mon is invalid - seen in clusterfuzz */
-       if (unlikely(tm->tm_mon > (__typeof__(tm->tm_mon))NUM_ELEMENTS(month_yday))) return fr_unix_time_min();
+       if (unlikely(tm->tm_mon >= (__typeof__(tm->tm_mon))NUM_ELEMENTS(month_yday))) return fr_unix_time_min();
 
        if (unlikely(tm->tm_year > 10000)) return fr_unix_time_min();