Submission Details
Severity:
In KittyConnect::bridgeNFTToAnotherChain, idx of last item token is never updated
Summary
Fails to update the idx of CatInfo for the tokenId - lastItem that is used to replace the NFT that is bridged.
Vulnerability Details
Fails to update the idx of CatInfo for the tokenId - lastItem that is used to replace the NFT that is bridged.
Impact
Incorrect data of idx for NFT resulting in difficulty to bridge NFT in any future case
Tools Used
Foundry
Manual review
Recommendations
...
+ s_catInfo[lastItem].idx = idx;
Updates
Lead Judging Commences
inallhonesty about 1 year ago
Submission Judgement Published Assigned finding tags:
Consider updating index of an NFT when making a transfer to another user or chain
Rewards breakdown
nSLOC
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20 EXP
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