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wpa_supplicant: fix WPA2 key replay security bug 

WPA2 is vulnerable to replay attacks which result in unauthenticated users
having access to the network.

* CVE-2017-13077: reinstallation of the pairwise key in the Four-way handshake

* CVE-2017-13078: reinstallation of the group key in the Four-way handshake

* CVE-2017-13079: reinstallation of the integrity group key in the Four-way
handshake

* CVE-2017-13080: reinstallation of the group key in the Group Key handshake

* CVE-2017-13081: reinstallation of the integrity group key in the Group Key
handshake

* CVE-2017-13082: accepting a retransmitted Fast BSS Transition Reassociation
Request and reinstalling the pairwise key while processing it

* CVE-2017-13086: reinstallation of the Tunneled Direct-Link Setup (TDLS)
PeerKey (TPK) key in the TDLS handshake

* CVE-2017-13087: reinstallation of the group key (GTK) when processing a
Wireless Network Management (WNM) Sleep Mode Response frame

* CVE-2017-13088: reinstallation of the integrity group key (IGTK) when
processing a Wireless Network Management (WNM) Sleep Mode Response frame

Backport patches from upstream to resolve these CVEs.

(From OE-Core rev: 28d2d47f2a4fc3eb649cf58e82bce0525ab0bc74)

Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Ross Burton 2017-10-16 19:52:59 +01:00 committed by Richard Purdie
parent b1f14ecddf
commit 827eb5b232
2 changed files with 1026 additions and 0 deletions
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1025
meta/recipes-connectivity/wpa-supplicant/wpa-supplicant/key-replay-cve-multiple.patch Normal file
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meta/recipes-connectivity/wpa-supplicant/wpa-supplicant_2.6.bb
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@ -24,6 +24,7 @@ SRC_URI = "http://w1.fi/releases/wpa_supplicant-${PV}.tar.gz \
file://wpa_supplicant.conf \
file://wpa_supplicant.conf-sane \
file://99_wpa_supplicant \
file://key-replay-cve-multiple.patch \
"
SRC_URI[md5sum] = "091569eb4440b7d7f2b4276dbfc03c3c"
SRC_URI[sha256sum] = "b4936d34c4e6cdd44954beba74296d964bc2c9668ecaa5255e499636fe2b1450"