An issue was found in Linux kernel before 5.5.4. The mwifiex_cmd_append_vsie_tlv() function in drivers/net/wireless/marvell/mwifiex/scan.c.
The information has been provided by Greg Kroah-Hartman
The original article can be found at:https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.5.4
Allows local users to gain privileges or cause a denial of service because of an incorrect memcpy and buffer overflow.
Linux kernel before 5.5.4