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authorPéter Dimitrov <[email protected]>2019-04-10 11:41:53 +0200
committerPéter Dimitrov <[email protected]>2019-04-10 11:41:53 +0200
commitd315716fee44fbcf212c3b7e18acfa8203290141 (patch)
tree86c88d01ce86a4503408574b7846d239b3bca034
parent1782d1d032e0c284884a6f26d3a43b4608d5360a (diff)
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ssl: Filter signature_schemes before usage
Filter unassigned and legacy elements from signature_scheme_list before further processing. Change-Id: I0a2623e53c21cebe6e736e7eee6bb6354fc698b7
-rw-r--r--lib/ssl/src/tls_handshake_1_3.erl4
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/ssl/src/tls_handshake_1_3.erl b/lib/ssl/src/tls_handshake_1_3.erl
index 0efedf3400..20d28c33de 100644
--- a/lib/ssl/src/tls_handshake_1_3.erl
+++ b/lib/ssl/src/tls_handshake_1_3.erl
@@ -1323,7 +1323,9 @@ get_signature_scheme_list(#signature_algorithms_cert{
ClientSignatureSchemes;
get_signature_scheme_list(#signature_algorithms{
signature_scheme_list = ClientSignatureSchemes}) ->
- ClientSignatureSchemes.
+ %% Filter unassigned and legacy elements
+ lists:filter(fun (E) -> is_atom(E) andalso E =/= unassigned end,
+ ClientSignatureSchemes).
get_supported_groups(#supported_groups{supported_groups = Groups}) ->
Groups.