package/utils/busybox/patches/003-upstream_date_fix.patch

   1 --- a/libbb/time.c
   2 +++ b/libbb/time.c
   3 @@ -68,15 +68,23 @@ void FAST_FUNC parse_datestr(const char
   4                         /* else end != NUL and we error out */
   5                 }
   6         } else
   7 -       /* yyyy-mm-dd HH */
   8 -       if (sscanf(date_str, "%u-%u-%u %u%c", &ptm->tm_year,
   9 +       if (strchr(date_str, '-')
  10 +           /* Why strchr('-') check?
  11 +            * sscanf below will trash ptm->tm_year, this breaks
  12 +            * if parse_str is "10101010" (iow, "MMddhhmm" form)
  13 +            * because we destroy year. Do these sscanf
  14 +            * only if we saw a dash in parse_str.
  15 +            */
  16 +               /* yyyy-mm-dd HH */
  17 +        && (sscanf(date_str, "%u-%u-%u %u%c", &ptm->tm_year,
  18                                 &ptm->tm_mon, &ptm->tm_mday,
  19                                 &ptm->tm_hour,
  20                                 &end) >= 4
  21 -       /* yyyy-mm-dd */
  22 -        || sscanf(date_str, "%u-%u-%u%c", &ptm->tm_year,
  23 +               /* yyyy-mm-dd */
  24 +            || sscanf(date_str, "%u-%u-%u%c", &ptm->tm_year,
  25                                 &ptm->tm_mon, &ptm->tm_mday,
  26                                 &end) >= 3
  27 +           )
  28         ) {
  29                 ptm->tm_year -= 1900; /* Adjust years */
  30                 ptm->tm_mon -= 1; /* Adjust month from 1-12 to 0-11 */