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authormoneromooo-monero <moneromooo-monero@users.noreply.github.com>2017-02-21 13:57:10 +0000
committermoneromooo-monero <moneromooo-monero@users.noreply.github.com>2017-05-18 09:19:48 +0100
commita374a522df6fcee357c9803c6765135ae60c1ba7 (patch)
tree4bc6d65d1240a1361d9ba49fdd2e4d2fd96e541a /src
parentMerge pull request #2015 (diff)
downloadmonero-a374a522df6fcee357c9803c6765135ae60c1ba7.tar.xz
wallet2: check key image validity domain in import_key_images
Diffstat (limited to '')
-rw-r--r--src/wallet/wallet2.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/wallet/wallet2.cpp b/src/wallet/wallet2.cpp
index 9069789ca..d2f5bdb7c 100644
--- a/src/wallet/wallet2.cpp
+++ b/src/wallet/wallet2.cpp
@@ -5274,6 +5274,10 @@ uint64_t wallet2::import_key_images(const std::vector<std::pair<crypto::key_imag
std::vector<const crypto::public_key*> pkeys;
pkeys.push_back(&pkey);
+ THROW_WALLET_EXCEPTION_IF(!(rct::scalarmultKey(rct::ki2rct(key_image), rct::curveOrder()) == rct::identity()),
+ error::wallet_internal_error, "Key image out of validity domain: input " + boost::lexical_cast<std::string>(n) + "/"
+ + boost::lexical_cast<std::string>(signed_key_images.size()) + ", key image " + epee::string_tools::pod_to_hex(key_image));
+
THROW_WALLET_EXCEPTION_IF(!crypto::check_ring_signature((const crypto::hash&)key_image, key_image, pkeys, &signature),
error::wallet_internal_error, "Signature check failed: input " + boost::lexical_cast<std::string>(n) + "/"
+ boost::lexical_cast<std::string>(signed_key_images.size()) + ", key image " + epee::string_tools::pod_to_hex(key_image)