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-rw-r--r--net/sctp/inqueue.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/net/sctp/inqueue.c b/net/sctp/inqueue.c
index 88aa22407549..e4ea7fdf36ed 100644
--- a/net/sctp/inqueue.c
+++ b/net/sctp/inqueue.c
@@ -130,6 +130,14 @@ struct sctp_chunk *sctp_inq_pop(struct sctp_inq *queue)
/* Force chunk->skb->data to chunk->chunk_end. */
skb_pull(chunk->skb,
chunk->chunk_end - chunk->skb->data);
+
+ /* Verify that we have at least chunk headers
+ * worth of buffer left.
+ */
+ if (skb_headlen(chunk->skb) < sizeof(sctp_chunkhdr_t)) {
+ sctp_chunk_free(chunk);
+ chunk = queue->in_progress = NULL;
+ }
}
}

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