The nf_nat_redirect_ipv4 function in net/netfilter/nf_nat_redirect.c in the Linux kernel before 4.4 allows remote attackers to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by sending certain IPv4 packets to an incompletely configured interface, a related issue to CVE-2003-1604.
Linux Kernel 6.x/5.15 LTS
DDoS
CVE-2015-8787
NVD
Refer to CVE-2015-8787 NVD advisory