Beosin, a blockchain security company, discovered a severity-level vulnerability in Move VM today. The Beosin security research team discovered a stack overflow vulnerability in the Move virtual machine that does not limit the depth of recursive calls. This vulnerability can cause the entire network to crash (total network shutdown) ), it will also make it impossible for new validator nodes to join the network, and may even cause a hard fork. Previous versions of Sui mainnet_v1.2.1 and Aptos mainnet_v1.4.3 are affected by this vulnerability, and the vulnerability has been officially fixed. Suimainnet_v1.2.1, Aptosmainnet_v1.4.3, Move-language versions after June 10, 2023 fix this vulnerability.