CVE-2020-12654: Linux Kernel

High severity, CVSS 7.1. EPSS: 1.2% chance of exploitation in the next 30 days.

An issue was found in Linux kernel before 5.5.4. mwifiex_ret_wmm_get_status() in drivers/net/wireless/marvell/mwifiex/wmm.c allows a remote AP to trigger a heap-based buffer overflow because of an incorrect memcpy, aka CID-3a9b153c5591.

Affected products

• Linux Linux Kernel: before 5.5.4 (fixed in 5.5.4)

Published 2020-05-05. Last modified 2026-06-17.