CVE-2026-31609 | Linux Kernel up to 6.18.23/6.19.13/7.0.0 smbd_free_send_io double free
A vulnerability, which was classified as critical, has been found in Linux Kernel up to 6.18.23/6.19.13/7.0.0. Affected by this issue is the function smbd_free_send_io. This manipulation causes double free.
This vulnerability is tracked as CVE-2026-31609. The attack is only possible within the local network. No exploit exists.
It is advisable to upgrade the affected component.