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Fix missing blacklist checks in NativeFiatTokenV2_2 authorization functions #655

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Fix missing blacklist checks in NativeFiatTokenV2_2 authorization functions #655

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726830e
Fix critical dependency conflict preventing npm install
Kewe63 Apr 10, 2026
db33158
Revert "Fix critical security vulnerabilities in stablecoin contracts"
Kewe63 Apr 10, 2026
93c7a5f
Fix critical memory offset bug in FiatTokenUtil
Kewe63 Apr 10, 2026
77bcaeb
Fix missing blacklist checks in NativeFiatTokenV2_2 authorization fun…
Kewe63 Apr 10, 2026
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7 changes: 5 additions & 2 deletions contracts/v2/FiatTokenUtil.sol
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Original file line number Diff line number Diff line change
Expand Up @@ -140,8 +140,11 @@ contract FiatTokenUtil {
address addr1;
address addr2;
assembly {
addr1 := mload(add(packed, 20))
addr2 := mload(add(packed, 40))
// Account for 32-byte length prefix in memory
// First address starts at offset 32 (after length field)
addr1 := mload(add(packed, 32))
// Second address starts at offset 52 (32 + 20 bytes of first address)
addr2 := mload(add(packed, 52))
}
return abi.encode(addr1, addr2);
}
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8 changes: 4 additions & 4 deletions contracts/v2/NativeFiatTokenV2_2.sol
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Expand Up @@ -308,7 +308,7 @@ contract NativeFiatTokenV2_2 is FiatTokenV2_2 {
uint256 validBefore,
bytes32 nonce,
bytes memory signature
) external virtual override whenNotPaused {
) external virtual override whenNotPaused notBlacklisted(from) notBlacklisted(to) {
_transferWithAuthorization(
from,
to,
Expand Down Expand Up @@ -341,7 +341,7 @@ contract NativeFiatTokenV2_2 is FiatTokenV2_2 {
uint256 validBefore,
bytes32 nonce,
bytes memory signature
) external virtual override whenNotPaused {
) external virtual override whenNotPaused notBlacklisted(from) notBlacklisted(to) {
_receiveWithAuthorization(
from,
to,
Expand Down Expand Up @@ -375,7 +375,7 @@ contract NativeFiatTokenV2_2 is FiatTokenV2_2 {
uint8 v,
bytes32 r,
bytes32 s
) external virtual override whenNotPaused {
) external virtual override whenNotPaused notBlacklisted(from) notBlacklisted(to) {
_transferWithAuthorization(
from,
to,
Expand Down Expand Up @@ -413,7 +413,7 @@ contract NativeFiatTokenV2_2 is FiatTokenV2_2 {
uint8 v,
bytes32 r,
bytes32 s
) external virtual override whenNotPaused {
) external virtual override whenNotPaused notBlacklisted(from) notBlacklisted(to) {
_receiveWithAuthorization(
from,
to,
Expand Down