drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Pufferüberlauf in wpa_supplicant
Name: |
Pufferüberlauf in wpa_supplicant
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ID: |
200502-22 |
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Distribution: |
Gentoo |
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Plattformen: |
Keine Angabe |
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Datum: |
Do, 17. Februar 2005, 12:00 |
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Referenzen: |
http://lists.shmoo.com/pipermail/hostap/2005-February/009465.html |
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Applikationen: |
wpa_supplicant |
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Originalnachricht |
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200502-22 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Severity: Normal Title: wpa_supplicant: Buffer overflow vulnerability Date: February 16, 2005 Bugs: #81993 ID: 200502-22
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Synopsis ========
wpa_supplicant contains a buffer overflow that could lead to a Denial of Service.
Background ==========
wpa_supplicant is a WPA Supplicant with support for WPA and WPA2 (IEEE 802.11i / RSN).
Affected packages =================
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-wireless/wpa_supplicant < 0.2.7 >= 0.2.7
Description ===========
wpa_supplicant contains a possible buffer overflow due to the lacking validation of received EAPOL-Key frames.
Impact ======
An attacker could cause the crash of wpa_supplicant using a specially crafted packet.
Workaround ==========
There is no known workaround at this time.
Resolution ==========
All wpa_supplicant users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=net-wireless/wpa_supplicant-0.2.7"
References ==========
[ 1 ] wpa_supplicant Announcement http://lists.shmoo.com/pipermail/hostap/2005-February/009465.html
Availability ============
This GLSA and any updates to it are available for viewing at the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200502-22.xml
Concerns? =========
Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at http://bugs.gentoo.org.
License =======
Copyright 2005 Gentoo Foundation, Inc; referenced text belongs to its owner(s).
The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license.
http://creativecommons.org/licenses/by-sa/2.0
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