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authorSverker Eriksson <[email protected]>2017-08-30 19:53:37 +0200
committerSverker Eriksson <[email protected]>2017-08-30 20:21:10 +0200
commit97dc5e7f396129222419811c173edc7fa767b0f8 (patch)
tree636fd537cd1634a04176d635183668efa64c3650 /erts/emulator/test
parent8cece79b77952c991e62ae595bcf71cde016a052 (diff)
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erts: Fix crash in binary_to_atom/term for invalid utf8
such as a sub-binary, of a correct utf8 string, that ends in the middle of a character.
Diffstat (limited to 'erts/emulator/test')
-rw-r--r--erts/emulator/test/bif_SUITE.erl3
-rw-r--r--erts/emulator/test/binary_SUITE.erl3
2 files changed, 6 insertions, 0 deletions
diff --git a/erts/emulator/test/bif_SUITE.erl b/erts/emulator/test/bif_SUITE.erl
index 02c6de8cb1..dd1949d041 100644
--- a/erts/emulator/test/bif_SUITE.erl
+++ b/erts/emulator/test/bif_SUITE.erl
@@ -482,6 +482,9 @@ binary_to_atom(Config) when is_list(Config) ->
?line ?BADARG(binary_to_atom(id(<<255>>), utf8)),
?line ?BADARG(binary_to_atom(id(<<255,0>>), utf8)),
?line ?BADARG(binary_to_atom(id(<<16#C0,16#80>>), utf8)), %Overlong 0.
+ <<B:1/binary, _/binary>> = id(<<194, 163>>), %Truncated character ERL-474
+ ?BADARG(binary_to_atom(B, utf8)),
+
?line [?BADARG(binary_to_atom(<<C/utf8>>, utf8)) ||
C <- lists:seq(256, 16#D7FF)],
?line [?BADARG(binary_to_atom(<<C/utf8>>, utf8)) ||
diff --git a/erts/emulator/test/binary_SUITE.erl b/erts/emulator/test/binary_SUITE.erl
index fe0a745db8..fc3be38519 100644
--- a/erts/emulator/test/binary_SUITE.erl
+++ b/erts/emulator/test/binary_SUITE.erl
@@ -599,6 +599,9 @@ bad_binary_to_term(Config) when is_list(Config) ->
%% Bad float.
?line bad_bin_to_term(<<131,70,-1:64>>),
+
+ %% Truncated UTF8 character (ERL-474)
+ bad_bin_to_term(<<131,119,1,194,163>>),
ok.
bad_bin_to_term(BadBin) ->