<?xml version="1.0" encoding="utf-8"?> <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> <glsa id="200612-09"> <title>MadWifi: Kernel driver buffer overflow</title> <synopsis> MadWifi is vulnerable to a buffer overflow that could potentially lead to the remote execution of arbitrary code with root privileges. </synopsis> <product type="ebuild">madwifi-ng</product> <announced>2006-12-10</announced> <revised count="01">2006-12-10</revised> <bug>157449</bug> <access>remote</access> <affected> <package name="net-wireless/madwifi-ng" auto="yes" arch="*"> <unaffected range="ge">0.9.2.1</unaffected> <vulnerable range="lt">0.9.2.1</vulnerable> </package> </affected> <background> <p> MadWifi (Multiband Atheros Driver for Wireless Fidelity) provides a Linux kernel device driver for Atheros-based Wireless LAN devices. </p> </background> <description> <p> Laurent Butti, Jerome Raznieski and Julien Tinnes reported a buffer overflow in the encode_ie() and the giwscan_cb() functions from ieee80211_wireless.c. </p> </description> <impact type="high"> <p> A remote attacker could send specially crafted wireless WPA packets containing malicious RSN Information Headers (IE) that could potentially lead to the remote execution of arbitrary code as the root user. </p> </impact> <workaround> <p> There is no known workaround at this time. </p> </workaround> <resolution> <p> All MadWifi users should upgrade to the latest version: </p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=net-wireless/madwifi-ng-0.9.2.1"</code> </resolution> <references> <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-6332">CVE-2006-6332</uri> </references> <metadata tag="requester" timestamp="2006-12-07T19:16:43Z"> jaervosz </metadata> <metadata tag="submitter" timestamp="2006-12-07T22:47:16Z"> falco </metadata> <metadata tag="bugReady" timestamp="2006-12-10T21:00:26Z"> vorlon </metadata> </glsa>