system
Describe <CVE-2020-12659>.
user
What is <CVE-2020-12659>?
assistant
An issue was discovered in the Linux kernel before 5.6.7. xdp_umem_reg in net/xdp/xdp_umem.c has an out-of-bounds write (by a user with the CAP_NET_ADMIN capability) because of a lack of headroom validation..