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Introduce fixRemoveNFTokenAutoTrustLine amendment:

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It turns out that the feature enabled by the tfTrustLine flag
on an NFTokenMint transaction could be used as a means to
attack the NFToken issuer.  Details are in
https://github.com/XRPLF/rippled/issues/4300

The fixRemoveNFTokenAutoTrustLine amendment removes the
ability to set the tfTrustLine flag on an NFTokenMint
transaction.

Closes 4300.
This commit is contained in:
Scott Schurr
2022-09-13 10:16:31 -07:00
committed by Nik Bougalis
parent f5af42a640
commit e40e38e8d3
5 changed files with 192 additions and 135 deletions
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3
src/ripple/protocol/Feature.h
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@@ -74,7 +74,7 @@ namespace detail {
// Feature.cpp. Because it's only used to reserve storage, and determine how
// large to make the FeatureBitset, it MAY be larger. It MUST NOT be less than
// the actual number of amendments. A LogicError on startup will verify this.
static constexpr std::size_t numFeatures = 50;
static constexpr std::size_t numFeatures = 51;
/** Amendments that this server supports and the default voting behavior.
Whether they are enabled depends on the Rules defined in the validated
@@ -338,6 +338,7 @@ extern uint256 const featureExpandedSignerList;
extern uint256 const fixNFTokenDirV1;
extern uint256 const fixNFTokenNegOffer;
extern uint256 const featureNonFungibleTokensV1_1;
extern uint256 const fixRemoveNFTokenAutoTrustLine;
} // namespace ripple