CVE-2022-50408

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A use-after-free vulnerability exists in the brcmfmac module within the Linux kernel, specifically within the brcmf netdev start xmit() function. This issue occurs when a data structure is scheduled for completion but is then accessed before the completion occurs, leading to a potential crash or unpredictable behavior. The vulnerability is triggered during the transmission of packets and involves the handling of skbuffs (socket buffers). The bug was identified through KASAN (Kernel Address Sanitizer) and involves a read of memory after it has been freed.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.