Integer Underflow in WMM Action Frame Parser for Hostapd and Wpa_Supplicant

CVE-2015-4142

What is CVE-2015-4142?

This vulnerability stems from an integer underflow issue in the WMM Action frame parser utilized by Hostapd and Wpa_Supplicant in Access Point mode. Attackers can exploit this weakness by sending specially crafted frames, leading to an out-of-bounds read situation. Such exploitation can result in a denial of service, causing the affected system to crash and potentially disrupting network services. This flaw highlights the importance of maintaining robust security protocols in wireless networking equipment.

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