Re: [bitcoin-dev] Breaking change in calculation of hash_serialized_2

2023-10-21 Thread Fabian via bitcoin-dev
Hi Peter, to my knowledge, this was never considered as an option previously (James correct me if I am wrong). At least I couldn't find any reference to that in the original proposal [1] and I can not remember it being discussed since I have followed the project more closely (ca. 2020). Here

Re: [bitcoin-dev] Breaking change in calculation of hash_serialized_2

2023-10-20 Thread Peter Todd via bitcoin-dev
On Fri, Oct 20, 2023 at 05:19:19PM +, Fabian via bitcoin-dev wrote: > Hello list, > > on Wednesday I found a potential malleability issue in the UTXO set dump files > generated for and used by assumeutxo [1]. On Thursday morning theStack had > found the cause of the issue [2]: A bug in the

[bitcoin-dev] Breaking change in calculation of hash_serialized_2

2023-10-20 Thread Fabian via bitcoin-dev
Hello list, on Wednesday I found a potential malleability issue in the UTXO set dump files generated for and used by assumeutxo [1]. On Thursday morning theStack had found the cause of the issue [2]: A bug in the serialization of UTXOs for the calculation of hash_serialized_2. This is the value