A memory leak in the i40e_setup_macvlans() function in drivers/net/ethernet/intel/i40e/i40e_main.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering i40e_setup_channel() failures, aka CID-27d461333459.
6.8.0-31.313.11.0-12.196.5.0-9.95.13.0-19.194.2.0-16.194.2.0-17.214.2.0-19.234.3.0-1.104.3.0-2.114.3.0-5.164.3.0-6.174.3.0-7.184.4.0-2.165.3.0-18.195.3.0-24.265.4.0-9.125.4.0-18.224.13.0-16.195.3.0-1003.35.3.0-1008.95.3.0-1009.105.3.0-1010.115.4.0-1005.56.8.0-1008.85.13.0-1005.6Exploitability
AV:LAC:LPR:LUI:NScope
S:UImpact
C:NI:NA:HCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H