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authorjsing <jsing@openbsd.org>2020-05-11 18:08:11 +0000
committerjsing <jsing@openbsd.org>2020-05-11 18:08:11 +0000
commit6423e56fc083c24af016f600b9cd71874970c5a3 (patch)
tree6bda6c8c85a44ad4803f3e2858c684c822b93e3f /lib/libssl/tls13_record_layer.c
parentAdd record version checks. (diff)
downloadwireguard-openbsd-6423e56fc083c24af016f600b9cd71874970c5a3.tar.xz
wireguard-openbsd-6423e56fc083c24af016f600b9cd71874970c5a3.zip
Propagate record overflows to the record layer and alert.
ok beck@ tb@
Diffstat (limited to 'lib/libssl/tls13_record_layer.c')
-rw-r--r--lib/libssl/tls13_record_layer.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/libssl/tls13_record_layer.c b/lib/libssl/tls13_record_layer.c
index 8ca52d0b7fa..82a49ae4255 100644
--- a/lib/libssl/tls13_record_layer.c
+++ b/lib/libssl/tls13_record_layer.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: tls13_record_layer.c,v 1.40 2020/05/11 18:03:51 jsing Exp $ */
+/* $OpenBSD: tls13_record_layer.c,v 1.41 2020/05/11 18:08:11 jsing Exp $ */
/*
* Copyright (c) 2018, 2019 Joel Sing <jsing@openbsd.org>
*
@@ -768,11 +768,13 @@ tls13_record_layer_read_record(struct tls13_record_layer *rl)
if ((rl->rrec = tls13_record_new()) == NULL)
goto err;
}
-
+
if ((ret = tls13_record_recv(rl->rrec, rl->cb.wire_read, rl->cb_arg)) <= 0) {
switch (ret) {
case TLS13_IO_RECORD_VERSION:
return tls13_send_alert(rl, SSL_AD_PROTOCOL_VERSION);
+ case TLS13_IO_RECORD_OVERFLOW:
+ return tls13_send_alert(rl, SSL_AD_RECORD_OVERFLOW);
}
return ret;
}