[Suggested description] An issue was discovered in the Linux kernel through 5.16-rc6. ef100_update_stats in drivers/net/ethernet/sfc/ef100_nic.c lacks check of the return value of kmalloc(). ------------------------------------------ [VulnerabilityType Other] NULL Pointer Dereference ------------------------------------------ [Vendor of Product] the development group ------------------------------------------ [Affected Product Code Base] Linux kernel - 5.16-rc6 ------------------------------------------ [Reference] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?h=v5.19-rc2&id=407ecd1bd726f240123f704620d46e285ff30dd9 ------------------------------------------ [Discoverer] Jiasheng Jiang