https://github.com/code-423n4/2024-08-axelar-network/blob/69c4f2c3fcefb1b8eb2129af9c3685a44ae5b6fe/interchain-token-service/contracts/interchain-token/ERC20Permit.sol#L71-L92
This function is used to permit a designated spender, now it includes the uint256(s) > 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0 check to ensure the signatures are not malleable.
However, the issue is that it also includes a if (v != 27 && v != 28) revert InvalidV() check which is redundant. See more info here.
Consider applying these changes:
