44 lines
1,002 B
Diff
44 lines
1,002 B
Diff
http://rt.openssl.org/Ticket/Display.html?id=1931&user=guest&pass=guest
|
|
|
|
--- a/crypto/pqueue/pqueue.c
|
|
+++ b/crypto/pqueue/pqueue.c
|
|
@@ -234,3 +234,17 @@ pqueue_next(pitem **item)
|
|
|
|
return ret;
|
|
}
|
|
+
|
|
+int
|
|
+pqueue_size(pqueue_s *pq)
|
|
+{
|
|
+ pitem *item = pq->items;
|
|
+ int count = 0;
|
|
+
|
|
+ while(item != NULL)
|
|
+ {
|
|
+ count++;
|
|
+ item = item->next;
|
|
+ }
|
|
+ return count;
|
|
+}
|
|
--- a/crypto/pqueue/pqueue.h
|
|
+++ b/crypto/pqueue/pqueue.h
|
|
@@ -91,5 +91,6 @@ pitem *pqueue_iterator(pqueue pq);
|
|
pitem *pqueue_next(piterator *iter);
|
|
|
|
void pqueue_print(pqueue pq);
|
|
+int pqueue_size(pqueue pq);
|
|
|
|
#endif /* ! HEADER_PQUEUE_H */
|
|
--- a/ssl/d1_pkt.c
|
|
+++ b/ssl/d1_pkt.c
|
|
@@ -167,6 +167,10 @@ dtls1_buffer_record(SSL *s, record_pqueu
|
|
DTLS1_RECORD_DATA *rdata;
|
|
pitem *item;
|
|
|
|
+ /* Limit the size of the queue to prevent DOS attacks */
|
|
+ if (pqueue_size(queue->q) >= 100)
|
|
+ return 0;
|
|
+
|
|
rdata = OPENSSL_malloc(sizeof(DTLS1_RECORD_DATA));
|
|
item = pitem_new(priority, rdata);
|
|
if (rdata == NULL || item == NULL)
|