diff --git a/Makefile b/Makefile
index 266eeacc1490..1a4953b3e10f 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 3
-SUBLEVEL = 1
+SUBLEVEL = 2
EXTRAVERSION =
NAME = Blurry Fish Butt
diff --git a/crypto/asymmetric_keys/x509_cert_parser.c b/crypto/asymmetric_keys/x509_cert_parser.c
index af71878dc15b..021d39c0ba75 100644
--- a/crypto/asymmetric_keys/x509_cert_parser.c
+++ b/crypto/asymmetric_keys/x509_cert_parser.c
@@ -531,7 +531,11 @@ int x509_decode_time(time64_t *_t, size_t hdrlen,
if (*p != 'Z')
goto unsupported_time;
- mon_len = month_lengths[mon];
+ if (year < 1970 ||
+ mon < 1 || mon > 12)
+ goto invalid_time;
+
+ mon_len = month_lengths[mon - 1];
if (mon == 2) {
if (year % 4 == 0) {
mon_len = 29;
@@ -543,14 +547,12 @@ int x509_decode_time(time64_t *_t, size_t hdrlen,
}
}
- if (year < 1970 ||
- mon < 1 || mon > 12 ||
- day < 1 || day > mon_len ||
- hour < 0 || hour > 23 ||
- min < 0 || min > 59 ||
- sec < 0 || sec > 59)
+ if (day < 1 || day > mon_len ||
+ hour > 23 ||
+ min > 59 ||
+ sec > 59)
goto invalid_time;
-
+
*_t = mktime64(year, mon, day, hour, min, sec);
return 0;
--
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