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Issue #16147: PyUnicode_FromFormatV() now raises an error if the argument of

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'%c' is not in the range(0x110000).
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Victor Stinner 2012-10-06 23:05:45 +02:00
parent 3921e90c5a
commit ff5a848db5
1 changed files with 5 additions and 0 deletions
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5
Objects/unicodeobject.c
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@ -2417,6 +2417,11 @@ unicode_fromformat_arg(_PyUnicodeWriter *writer,
case 'c': case 'c':
{ {
int ordinal = va_arg(*vargs, int); int ordinal = va_arg(*vargs, int);
if (ordinal < 0 || ordinal > MAX_UNICODE) {
PyErr_SetString(PyExc_ValueError,
"character argument not in range(0x110000)");
return NULL;
}
if (_PyUnicodeWriter_Prepare(writer, 1, ordinal) == -1) if (_PyUnicodeWriter_Prepare(writer, 1, ordinal) == -1)
return NULL; return NULL;
PyUnicode_WRITE(writer->kind, writer->data, writer->pos, ordinal); PyUnicode_WRITE(writer->kind, writer->data, writer->pos, ordinal);