CVE-2018-21008: Linux Kernel

Medium severity, CVSS 5.5. EPSS: 0.6% chance of exploitation in the next 30 days.

An issue was discovered in the Linux kernel before 4.16.7. A use-after-free can be caused by the function rsi_mac80211_detach in the file drivers/net/wireless/rsi/rsi_91x_mac80211.c.

Affected products

• Linux Linux Kernel: before 4.16.7 (fixed in 4.16.7)

Published 2019-09-04. Last modified 2026-06-17.