CVE-2026-46158 | Linux Kernel up to 6.18.29/7.0.6/7.1-rc2 mptcp sk_reset_timer reference count (Nessus ID 321868)
A vulnerability classified as critical has been found in Linux Kernel up to 6.18.29/7.0.6/7.1-rc2. Affected by this issue is the function sk_reset_timer of the component mptcp. This manipulation causes improper update of reference count.
This vulnerability is handled as CVE-2026-46158. The attack can only be done within the local network. There is not any exploit available.
It is recommended to upgrade the affected component.