Integer Underflow Vulnerability in WMM Action Frame Parser in hostapd and wpa_supplicant

CVE-2015-4142 · MEDIUM Severity

AV:N/AC:M/AU:N/C:N/I:N/A:P

Integer underflow in the WMM Action frame parser in hostapd 0.5.5 through 2.4 and wpa_supplicant 0.7.0 through 2.4, when used for AP mode MLME/SME functionality, allows remote attackers to cause a denial of service (crash) via a crafted frame, which triggers an out-of-bounds read.

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