Threats tagged 'ghsa-ccpx-w89w-v2mx'

A vulnerability in the Linux kernel's RDMA/cxgb4 driver involves a memory leak and a double free error in the write_tpt_entry() function. The issue occurs when the device is in a fatal error state or when allocation failures happen, leading to improper handling of skb buffers. This results in a memory leak of dereg_skb and a double free of skb, which could cause kernel instability or crashes. The flaw has been fixed by making write_tpt_entry() the sole owner of the skb and ensuring proper freeing behavior before handing off to the transmit path.