CVE-2026-86510 [CRITICAL] – A vulnerability has been found in D-Link DIR-822A A_101. Affected is the function tunnel_s

A vulnerability has been found in D-Link DIR-822A A_101. Affected is the function tunnel_set_params of the component L2TP Control Message Parser. Such manipulation leads to out-of-bounds write. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.