1 files changed, 5 insertions, 0 deletions

diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index cfa2aa128342..b224eb8bce8b 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -4555,6 +4555,11 @@ static bool tcp_try_coalesce(struct sock *sk,
 
         if (tcp_hdr(from)->fin)
                 return false;
+
+        /* Its possible this segment overlaps with prior segment in queue */
+        if (TCP_SKB_CB(from)->seq != TCP_SKB_CB(to)->end_seq)
+                return false;
+
         if (!skb_try_coalesce(to, from, fragstolen, &delta))
                 return false;