Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.4.180

Description The issue is related to the acquisition of RTNL before calling ip[6]mr free table() on the failure path in the ipmr and ip6mr modules. The actual impact and attack plausibility have not yet been proven.

Recommendations For Linux Kernel versions prior to v5.4.180, update to version v5.4.180 or later to resolve the issue.