CVE-2013-4579: Linux Kernel

Medium severity, CVSS 4.3. EPSS: 10.2% chance of exploitation in the next 30 days.

The ath9k_htc_set_bssid_mask function in drivers/net/wireless/ath/ath9k/htc_drv_main.c in the Linux kernel through 3.12 uses a BSSID masking approach to determine the set of MAC addresses on which a Wi-Fi device is listening, which allows remote attackers to discover the original MAC address after spoofing by sending a series of packets to MAC addresses with certain bit manipulations.

Affected products

• Linux Linux Kernel: up to and including 3.12; version 3.0 only; version 3.0.1 only; version 3.0.2 only; version 3.0.3 only; version 3.0.4 only; …

Published 2013-11-20. Last modified 2026-06-16.