| <?xml version="1.0" encoding="utf-8"?> |
| <?xml-stylesheet href="/xsl/glsa.xsl" type="text/xsl"?> |
| <?xml-stylesheet href="/xsl/guide.xsl" type="text/xsl"?> |
| <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> |
| |
| <glsa id="200502-22"> |
| <title>wpa_supplicant: Buffer overflow vulnerability</title> |
| <synopsis> |
| wpa_supplicant contains a buffer overflow that could lead to a Denial of |
| Service. |
| </synopsis> |
| <product type="ebuild">wpa_supplicant</product> |
| <announced>February 16, 2005</announced> |
| <revised>May 22, 2006: 02</revised> |
| <bug>81993</bug> |
| <access>remote</access> |
| <affected> |
| <package name="net-wireless/wpa_supplicant" auto="yes" arch="*"> |
| <unaffected range="ge">0.2.7</unaffected> |
| <vulnerable range="lt">0.2.7</vulnerable> |
| </package> |
| </affected> |
| <background> |
| <p> |
| wpa_supplicant is a WPA Supplicant with support for WPA and WPA2 (IEEE |
| 802.11i / RSN). |
| </p> |
| </background> |
| <description> |
| <p> |
| wpa_supplicant contains a possible buffer overflow due to the lacking |
| validation of received EAPOL-Key frames. |
| </p> |
| </description> |
| <impact type="normal"> |
| <p> |
| An attacker could cause the crash of wpa_supplicant using a specially |
| crafted packet. |
| </p> |
| </impact> |
| <workaround> |
| <p> |
| There is no known workaround at this time. |
| </p> |
| </workaround> |
| <resolution> |
| <p> |
| All wpa_supplicant users should upgrade to the latest version: |
| </p> |
| <code> |
| # emerge --sync |
| # emerge --ask --oneshot --verbose ">=net-wireless/wpa_supplicant-0.2.7"</code> |
| </resolution> |
| <references> |
| <uri link="http://lists.shmoo.com/pipermail/hostap/2005-February/009465.html">wpa_supplicant Announcement</uri> |
| <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-0470">CVE-2005-0470</uri> |
| </references> |
| <metadata tag="requester" timestamp="Mon, 14 Feb 2005 18:34:56 +0000"> |
| jaervosz |
| </metadata> |
| <metadata tag="bugReady" timestamp="Mon, 14 Feb 2005 20:11:49 +0000"> |
| koon |
| </metadata> |
| <metadata tag="submitter" timestamp="Mon, 14 Feb 2005 21:06:18 +0000"> |
| vorlon078 |
| </metadata> |
| </glsa> |