CVE-2024-26852 net/ipv6: avoid possible UAF in ip6_route_mpath_notify()

In the Linux kernel, the following vulnerability has been resolved: net/ipv6: avoid possible UAF in ip6routempathnotify syzbot found another use-after-free in ip6routempathnotify 1 Commit f7225172f25a "net/ipv6: prevent use after free in ip6routempathnotify" was not able to fix the root cause. We...