[cip-dev] Cip-kernel-sec Updates for Week of 2021-01-14

Hi everyone,

Three new issues this week:

- CVE-2020-28374 [target/xcopy] - fixed
  Fix is missing from 4.4 and 4.9; notified Sasha on IRC
- CVE-2020-35508 [fork copy_process race] - fixed for all kernels
- CVE-2021-20177 [netfilter kernel panic] - fixed for all kernels
  Findings were also reported back to Debian


Regards
ChenYu