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cryptonote_core: early out on out of bounds scaling parameter

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selsta 2024-02-20 15:20:38 +01:00
parent 059028a30a
commit f7670c9387
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GPG Key ID: 2EA0A99A8B07AE5E
1 changed files with 2 additions and 1 deletions
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src/cryptonote_core/blockchain.cpp
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@ -3831,6 +3831,8 @@ void Blockchain::get_dynamic_base_fee_estimate_2021_scaling(uint64_t grace_block
const uint8_t version = get_current_hard_fork_version();
const uint64_t db_height = m_db->height();
CHECK_AND_ASSERT_THROW_MES(grace_blocks <= CRYPTONOTE_REWARD_BLOCKS_WINDOW, "Grace blocks invalid In 2021 fee scaling estimate.");
// we want Mlw = median of max((min(Mbw, 1.7 * Ml), Zm), Ml / 1.7)
// Mbw: block weight for the last 99990 blocks, 0 for the next 10
// Ml: penalty free zone (dynamic), aka long_term_median, aka median of max((min(Mb, 1.7 * Ml), Zm), Ml / 1.7)
@ -3844,7 +3846,6 @@ void Blockchain::get_dynamic_base_fee_estimate_2021_scaling(uint64_t grace_block
const uint64_t Mlw_penalty_free_zone_for_wallet = std::max<uint64_t>(rm.size() == 0 ? 0 : rm.median(), CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE_V5);
// Msw: median over [100 - grace blocks] past + [grace blocks] future blocks
CHECK_AND_ASSERT_THROW_MES(grace_blocks <= 100, "Grace blocks invalid In 2021 fee scaling estimate.");
std::vector<uint64_t> weights;
get_last_n_blocks_weights(weights, 100 - grace_blocks);
weights.reserve(100);