Minting large amount of tokens through ibc transfer and then depositing them in validator rewards pool (via DepositValidatorRewardsPool message) can lead to integer overflow panic when calculating cumulative_reward_ratio for the validator.
This calculation happens in x/epoching module EndBlocker, thus the panic will halt the chain.
Denial of Service - Due to panic in the EndBlocker Babylon Genesis will halt
{
"cwe_ids": [
"CWE-190",
"CWE-770"
],
"github_reviewed": true,
"github_reviewed_at": "2025-05-15T14:05:50Z",
"nvd_published_at": null,
"severity": "HIGH"
}