Linux kernel bug fix: l2tp: use sk_dst_check() to avoid race on sk->sk_dst_cache
Subsystem: networking (net/l2tp/l2tp_core.c)
Bug type: use-after-free, severity: high
Keywords: use after free
Files changed: net/l2tp/l2tp_core.c
Introduced by Florian Westphal on 2011-11-26 15:57:36 -0500; fixed by Wei Wang on 2018-08-13 08:43:36 -0700 (lifetime: 2451 days)