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-rw-r--r--ssl/d1_pkt.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/ssl/d1_pkt.c b/ssl/d1_pkt.c
index eb56cf987ba3..4ae9be54ae60 100644
--- a/ssl/d1_pkt.c
+++ b/ssl/d1_pkt.c
@@ -167,6 +167,10 @@ dtls1_buffer_record(SSL *s, record_pqueue *queue, PQ_64BIT priority)
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)