CVE-2017-7541: Linux Kernel

High severity, CVSS 7.8. EPSS: 0.5% chance of exploitation in the next 30 days.

The brcmf_cfg80211_mgmt_tx function in drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c in the Linux kernel before 4.12.3 allows local users to cause a denial of service (buffer overflow and system crash) or possibly gain privileges via a crafted NL80211_CMD_FRAME Netlink packet.

Affected products

• Linux Linux Kernel: from 3.9, before 3.10.108 (fixed in 3.10.108); from 3.11, before 3.16.48 (fixed in 3.16.48); from 3.17, before 3.18.62 (fixed in 3.18.62); from 3.19, before 4.1.43 (fixed in 4.1.43); from 4.2, before 4.4.78 (fixed in 4.4.78); from 4.5, before 4.9.39 (fixed in 4.9.39); …

Published 2017-07-25. Last modified 2026-06-17.