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fix: crash in ECDH.setPrivateKey (#17219)

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Jeremy Apthorp 2019-03-08 10:50:04 -08:00 • committed by GitHub
parent 5afb7dc715
commit 34fb6c2f35
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1
patches/common/boringssl/.patches
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@ -3,3 +3,4 @@ add_ec_key_key2buf_for_openssl_compatibility.patch
expose_ripemd160.patch
expose_aes-cfb.patch
sync_sorted_ciphers.patch
handle_pub_key_null_in_ec_key_set_public_key.patch

19
patches/common/boringssl/handle_pub_key_null_in_ec_key_set_public_key.patch Normal file
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@ -0,0 +1,19 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jeremy Apthorp <nornagon@nornagon.net>
Date: Mon, 4 Mar 2019 10:59:35 -0800
Subject: handle pub_key == null in EC_KEY_set_public_key
diff --git a/crypto/fipsmodule/ec/ec_key.c b/crypto/fipsmodule/ec/ec_key.c
index 4bc12a073650f66f5ae8ba2beabb9a6fb2b21878..7e86ccb0d76c66f32fc05c7093c870d5da7b9994 100644
--- a/crypto/fipsmodule/ec/ec_key.c
+++ b/crypto/fipsmodule/ec/ec_key.c
@@ -267,7 +267,7 @@ int EC_KEY_set_public_key(EC_KEY *key, const EC_POINT *pub_key) {
return 0;
}
- if (EC_GROUP_cmp(key->group, pub_key->group, NULL) != 0) {
+ if (pub_key != NULL && EC_GROUP_cmp(key->group, pub_key->group, NULL) != 0) {
OPENSSL_PUT_ERROR(EC, EC_R_GROUP_MISMATCH);
return 0;
}