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Date:      Wed, 15 Aug 2018 02:31:10 +0000 (UTC)
From:      Xin LI <delphij@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-releng@freebsd.org
Subject:   svn commit: r337829 - in releng/10.4: . contrib/wpa/src/rsn_supp share/man/man4 sys/conf
Message-ID:  <201808150231.w7F2VABY096059@repo.freebsd.org>
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Author: delphij
Date: Wed Aug 15 02:31:10 2018
New Revision: 337829
URL: https://svnweb.freebsd.org/changeset/base/337829

Log:
  Revis manual pages. [SA-18:08.tcp]
  
  Fix unauthenticated EAPOL-Key decryption vulnerability.
  [SA-18:11.hostapd]
  
  Approved by:	so

Modified:
  releng/10.4/UPDATING
  releng/10.4/contrib/wpa/src/rsn_supp/wpa.c
  releng/10.4/share/man/man4/tcp.4
  releng/10.4/sys/conf/newvers.sh

Modified: releng/10.4/UPDATING
==============================================================================
--- releng/10.4/UPDATING	Wed Aug 15 02:30:11 2018	(r337828)
+++ releng/10.4/UPDATING	Wed Aug 15 02:31:10 2018	(r337829)
@@ -16,6 +16,15 @@ from older versions of FreeBSD, try WITHOUT_CLANG to b
 stable/10, and then rebuild without this option. The bootstrap process from
 older version of current is a bit fragile.
 
+
+20180814	p11	FreeBSD-SA-18:08.tcp [revised]
+			FreeBSD-SA-18:11.hostapd
+
+	Revise manual pages. [SA-18:08.tcp]
+
+	Fixeunauthenticated EAPOL-Key decryption vulnerability.
+	[SA-18:11.hostapd]
+
 20180806	p10	FreeBSD-SA-18:08.tcp
 
 	Fix resource exhaustion in TCP reassembly.

Modified: releng/10.4/contrib/wpa/src/rsn_supp/wpa.c
==============================================================================
--- releng/10.4/contrib/wpa/src/rsn_supp/wpa.c	Wed Aug 15 02:30:11 2018	(r337828)
+++ releng/10.4/contrib/wpa/src/rsn_supp/wpa.c	Wed Aug 15 02:31:10 2018	(r337829)
@@ -1829,6 +1829,17 @@ int wpa_sm_rx_eapol(struct wpa_sm *sm, const u8 *src_a
 
 	if (sm->proto == WPA_PROTO_RSN &&
 	    (key_info & WPA_KEY_INFO_ENCR_KEY_DATA)) {
+		/*
+		 * Only decrypt the Key Data field if the frame's authenticity
+		 * was verified. When using AES-SIV (FILS), the MIC flag is not
+		 * set, so this check should only be performed if mic_len != 0
+		 * which is the case in this code branch.
+		 */
+		if (!(key_info & WPA_KEY_INFO_MIC)) {
+			wpa_msg(sm->ctx->msg_ctx, MSG_WARNING,
+				"WPA: Ignore EAPOL-Key with encrypted but unauthenticated data");
+			goto out;
+		}
 		if (wpa_supplicant_decrypt_key_data(sm, key, ver))
 			goto out;
 		extra_len = WPA_GET_BE16(key->key_data_length);

Modified: releng/10.4/share/man/man4/tcp.4
==============================================================================
--- releng/10.4/share/man/man4/tcp.4	Wed Aug 15 02:30:11 2018	(r337828)
+++ releng/10.4/share/man/man4/tcp.4	Wed Aug 15 02:31:10 2018	(r337829)
@@ -38,7 +38,7 @@
 .\"     From: @(#)tcp.4	8.1 (Berkeley) 6/5/93
 .\" $FreeBSD$
 .\"
-.Dd October 13, 2014
+.Dd August 6, 2018
 .Dt TCP 4
 .Os
 .Sh NAME

Modified: releng/10.4/sys/conf/newvers.sh
==============================================================================
--- releng/10.4/sys/conf/newvers.sh	Wed Aug 15 02:30:11 2018	(r337828)
+++ releng/10.4/sys/conf/newvers.sh	Wed Aug 15 02:31:10 2018	(r337829)
@@ -32,7 +32,7 @@
 
 TYPE="FreeBSD"
 REVISION="10.4"
-BRANCH="RELEASE-p10"
+BRANCH="RELEASE-p11"
 if [ "X${BRANCH_OVERRIDE}" != "X" ]; then
 	BRANCH=${BRANCH_OVERRIDE}
 fi

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