CVE-2023-54176

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.3.0-rc1-gde5e8fd0123c #11

Description The mptcp protocol could run a worker when the associated socket was in an unexpected state, specifically during a connect operation following an incoming reset and fastclose. This could lead to a divide error and system crash. The issue was identified through a report by Christoph and addressed by implementing stricter state checks before running the mptcp worker.

Recommendations Update to Linux kernel version 6.3.0-rc1-gde5e8fd0123c #11 or a later version to resolve this issue.