Linux kernel bug fix: ipv4: start using dst_dev_rcu()
Subsystem: networking/ipv4 (net/ipv4/ip_fragment.c)
Bug type: use-after-free, severity: medium
Keywords: UAF
Files changed: net/ipv4/icmp.c;net/ipv4/ip_fragment.c;net/ipv4/ipmr.c;net/ipv4/route.c
Introduced by Wei Wang on 2017-06-17 22:53:59 -0400; fixed by Eric Dumazet on 2025-08-29 19:36:32 -0700 (lifetime: 2994 days)