X-Git-Url: http://www.git.cypherpunks.ru/?a=blobdiff_plain;f=pyderasn.py;h=98fb8afe5501c3f6564d84f1fe16029967aac284;hb=bea58bc6be2d9a95df53a4201abe858617e961c3;hp=b15af8d0bbb502b80c2ff1e1d5deaf521279623a;hpb=94f91e21c9c17b190596cd1178afbcc0bee84758;p=pyderasn.git

diff --git a/pyderasn.py b/pyderasn.py
index b15af8d..98fb8af 100755
--- a/pyderasn.py
+++ b/pyderasn.py
@@ -3522,7 +3522,10 @@ class UTCTime(CommonString):
         if isinstance(value, datetime):
             return value.strftime(self.fmt).encode("ascii")
         if isinstance(value, binary_type):
-            value_decoded = value.decode("ascii")
+            try:
+                value_decoded = value.decode("ascii")
+            except (UnicodeEncodeError, UnicodeDecodeError) as err:
+                raise DecodeError("invalid UTCTime encoding")
             if len(value_decoded) == LEN_YYMMDDHHMMSSZ:
                 try:
                     datetime.strptime(value_decoded, self.fmt)
@@ -3620,7 +3623,10 @@ class GeneralizedTime(UTCTime):
                 self.fmt_ms if value.microsecond > 0 else self.fmt
             ).encode("ascii")
         if isinstance(value, binary_type):
-            value_decoded = value.decode("ascii")
+            try:
+                value_decoded = value.decode("ascii")
+            except (UnicodeEncodeError, UnicodeDecodeError) as err:
+                raise DecodeError("invalid GeneralizedTime encoding")
             if len(value_decoded) == LEN_YYYYMMDDHHMMSSZ:
                 try:
                     datetime.strptime(value_decoded, self.fmt)
@@ -3896,7 +3902,7 @@ class Choice(Obj):
             expl=self._expl,
             default=self.default,
             optional=self.optional,
-            _decoded=(offset, 0, value.tlvlen),
+            _decoded=(offset, 0, value.fulllen),
         )
         obj._value = (choice, value)
         return obj, tail