wipeable_string: fix buffer overread

This commit is contained in:
moneromooo-monero 2017-12-23 15:30:04 +00:00
parent 7a9a4a6669
commit 6ccc51f645
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@ -100,7 +100,7 @@ void wipeable_string::grow(size_t sz, size_t reserved)
wipefunc(buffer.data(), old_sz * sizeof(char));
buffer.reserve(reserved);
buffer.resize(sz);
memcpy(buffer.data(), tmp.get(), sz * sizeof(char));
memcpy(buffer.data(), tmp.get(), old_sz * sizeof(char));
wipefunc(tmp.get(), old_sz * sizeof(char));
}