Some NFTs could be possibly stuck and can not be withdrawn when removing the collateral

Lines of code Vulnerability details Impact When adding a collateral, the protocol transfers the NFT from the user to the contract by calling ERC721's transferFrom, and when removing the collateral, safeTransferFrom is called to allow for onReceive hook to be triggered as intended by the protocol...

NFTXStakingZap and NFTXMarketplaceZap's transferFromERC721 transfer Cryptokitties to the wrong address

Handle hyh Vulnerability details Impact transferFromERC721address assetAddr, uint256 tokenId, address to should transfer from msg.sender to to. It transfers to addressthis instead when ERC721 is Cryptokitties. As there is no additional logic for this case it seems to be a mistake that leads to...

Beers with Talos EP 18: Kitties in My Blockchain, Obfuscating Pronunciations, and Other Security Stuff

Beers with Talos BWT Podcast Episode 18 is now available. Download this episode and subscribe to Beers with Talos: If iTunes and Google Play aren't your thing: www.talosintelligence.com/podcast EP18 Show Notes: It’s the last full episode of the year! Thanks to you and the diligent work of Matt’s...