Threats tagged 'ghsa-5rwh-p838-cqxj'

A vulnerability in the Linux kernel's bnxt_en driver was resolved involving improper handling of buffer allocation failures in the bnxt_queue_mem_alloc() function. The issue occurs when bnxt_alloc_one_tpa_info_data() returns an error due to allocation failure, but bnxt_queue_mem_alloc() ignores this error and installs a partially initialized ring. This can lead to the hardware selecting an uninitialized slot with a zero DMA address, potentially causing malfunction. The fix involves checking the allocation return value and properly freeing resources on failure.