The vulnerability of the l2tp_session_unhash() function in the net/l2tp/l2tp_core.c module of the Linux operating system’s L2TP tunneling protocol implementation allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the l2tpsessionunhash function in the net/l2tp/l2tpcore.c module of the Linux operating system’s L2TP tunneling protocol implementation is related to the execution of a loop with an unreachable exit condition “Infinite loop”. Exploiting this vulnerability could allow an...

CVE-2026-64119: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: l2tp: use listdelrcu in l2tpsessionunhash An unprivileged local user can pin a host CPU indefinitely in l2tpsessiongetbyifname by issuing L2TPCMDSESSIONGET on L2TPATTRIFNAME concurrently with L2TPCMDSESSIONCREATE and...