CVE-2015-4142

Published: 01 June 2015

Integer underflow in the WMM Action frame parser in hostapd 0.5.5 through 2.4 and wpa_supplicant 0.7.0 through 2.4, when used for AP mode MLME/SME functionality, allows remote attackers to cause a denial of service (crash) via a crafted frame, which triggers an out-of-bounds read.

Priority

Medium

Status

Package Release Status
hostapd
Launchpad, Ubuntu, Debian
Upstream Pending
(2.5)
Ubuntu 16.04 LTS (Xenial Xerus) Does not exist

Ubuntu 14.04 ESM (Trusty Tahr) Does not exist

Ubuntu 12.04 ESM (Precise Pangolin) Does not exist
(precise was needed)
Patches:
Other: http://w1.fi/security/2015-3/0001-AP-WMM-Fix-integer-underflow-in-WMM-Action-frame-par.patch
wpa
Launchpad, Ubuntu, Debian
Upstream Pending
(2.5)
Ubuntu 16.04 LTS (Xenial Xerus)
Released (2.1-0ubuntu8)
Ubuntu 14.04 ESM (Trusty Tahr)
Released (2.1-0ubuntu1.3)
Ubuntu 12.04 ESM (Precise Pangolin) Does not exist

Patches:
Other: http://w1.fi/security/2015-3/0001-AP-WMM-Fix-integer-underflow-in-WMM-Action-frame-par.patch
wpasupplicant
Launchpad, Ubuntu, Debian
Upstream Pending
(2.5)
Ubuntu 16.04 LTS (Xenial Xerus) Does not exist

Ubuntu 14.04 ESM (Trusty Tahr) Does not exist

Ubuntu 12.04 ESM (Precise Pangolin)
Released (0.7.3-6ubuntu2.4)
Patches:
Other: http://w1.fi/security/2015-3/0001-AP-WMM-Fix-integer-underflow-in-WMM-Action-frame-par.patch