Denial of Service Vulnerability in Go-Ethereum by Ethereum
CVE-2021-43668
5.5MEDIUM
What is CVE-2021-43668?
A vulnerability exists in Go-Ethereum 1.10.9 that causes nodes to crash upon receiving a specific sequence of messages. This results in a denial of service, as the nodes are unable to recover from the 'runtime error: invalid memory address or nil pointer dereference', leading to a segmentation fault (SEGV). Network disruptions can significantly impact operations, making it essential for users to address this issue promptly.