CVE-2015-4141 Information

Description

The WPS UPnP function in hostapd when using WPS AP and wpa_supplicant when using WPS external registrar (ER) 0.7.0 through 2.4 allows remote attackers to cause a denial of service (crash) via a negative chunk length which triggers an out-of-bounds read or heap-based buffer overflow.

Reference

http://lists.opensuse.org/opensuse-updates/2015-06/msg00019.html http://w1.fi/security/2015-2/wps-upnp-http-chunked-transfer-encoding.txt http://www.debian.org/security/2015/dsa-3397 http://www.openwall.com/lists/oss-security/2015/05/09/4 http://www.openwall.com/lists/oss-security/2015/05/31/6 http://www.ubuntu.com/usn/USN-2650-1 https://security.gentoo.org/glsa/201606-17