Rapid7 Vulnerability & Exploit Database

RHSA-2015:1439: wpa_supplicant security and enhancement update

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RHSA-2015:1439: wpa_supplicant security and enhancement update

Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:N/A:P)
Published
06/15/2015
Created
07/25/2018
Added
09/07/2015
Modified
07/04/2017

Description

The wpa_supplicant package contains an 802.1X Supplicant with support forWEP, WPA, WPA2 (IEEE 802.11i / RSN), and various EAP authenticationmethods. It implements key negotiation with a WPA Authenticator for clientstations and controls the roaming and IEEE 802.11 authentication andassociation of the WLAN driver.An integer underflow flaw, leading to a buffer over-read, was found in theway wpa_supplicant handled WMM Action frames. A specially crafted framecould possibly allow an attacker within Wi-Fi radio range to causewpa_supplicant to crash. (CVE-2015-4142)This update includes the following enhancement:All wpa_supplicant users are advised to upgrade to this updated package,which contains a backported patch to correct this issue and adds thisenhancement. After installing this update, the wpa_supplicant service willbe restarted automatically.

Solution(s)

  • redhat-upgrade-wpa_supplicant
  • redhat-upgrade-wpa_supplicant-debuginfo

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