Add test for CVE-2016-2018

Reviewed-by: Emilia Käsper <emilia@openssl.org>

diff --git a/test/d2i-tests/high_tag.der b/test/d2i-tests/high_tag.der
new file mode 100644 (file)
index 0000000..5c523ec
Binary files /dev/null and b/test/d2i-tests/high_tag.der differ

diff --git a/test/recipes/25-test_d2i.t b/test/recipes/25-test_d2i.t
index 9e1a643aaf797093ed633d5cb436fc774478148e..d50de0431b749a9925a9c806ef9002e5b6404797 100644 (file)
--- a/test/recipes/25-test_d2i.t
+++ b/test/recipes/25-test_d2i.t
@@ -15,7 +15,7 @@ use OpenSSL::Test qw/:DEFAULT srctop_file/;
 
 setup("test_d2i");
 
 
 setup("test_d2i");
 

-plan tests => 3;
+plan tests => 4;

 
 ok(run(test(["d2i_test", "X509", "decode",
              srctop_file('test','d2i-tests','bad_cert.der')])),
 
 ok(run(test(["d2i_test", "X509", "decode",
              srctop_file('test','d2i-tests','bad_cert.der')])),


@@ -28,3 +28,12 @@ ok(run(test(["d2i_test", "GENERAL_NAME", "decode",
 ok(run(test(["d2i_test", "ASN1_ANY", "BIO",
              srctop_file('test','d2i-tests','bad_bio.der')])),
    "Running d2i_test bad_bio.der");
 ok(run(test(["d2i_test", "ASN1_ANY", "BIO",
              srctop_file('test','d2i-tests','bad_bio.der')])),
    "Running d2i_test bad_bio.der");

+# This test checks CVE-2016-2108. The data consists of an tag 258 and
+# two zero content octets. This is parsed as an ASN1_ANY type. If the
+# type is incorrectly interpreted as an ASN.1 INTEGER the two zero content
+# octets will be reject as invalid padding and this test will fail.
+# If the type is correctly interpreted it will by treated as an ASN1_STRING
+# type and the content octets copied verbatim.
+ok(run(test(["d2i_test", "ASN1_ANY", "OK",
+             srctop_file('test','d2i-tests','high_tag.der')])),
+   "Running d2i_test high_tag.der");