frost/secp256k1-zkp
3
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Merge pull request #71 from real-or-random/fix-trailing-test

Browse Source 
Fix read of wrong buffer (and OOB) in surjectionproof tests
This commit is contained in:
Andrew Poelstra 2019-06-04 15:46:56 +00:00 committed by GitHub
commit f94d46e652
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
src/modules/surjection/tests_impl.h
View File

@ -422,7 +422,7 @@ static void test_gen_verify(size_t n_inputs, size_t n_used) {
/* trailing garbage */
memcpy(&serialized_proof_trailing, &serialized_proof, serialized_len);
serialized_proof_trailing[serialized_len] = seed[0];
CHECK(secp256k1_surjectionproof_parse(ctx, &proof, serialized_proof, serialized_len + 1) == 0);
CHECK(secp256k1_surjectionproof_parse(ctx, &proof, serialized_proof_trailing, serialized_len + 1) == 0);
CHECK(secp256k1_surjectionproof_parse(ctx, &proof, serialized_proof, serialized_len));
result = secp256k1_surjectionproof_verify(ctx, &proof, ephemeral_input_tags, n_inputs, &ephemeral_input_tags[n_inputs]);