From owner-svn-src-all@freebsd.org Wed Dec 19 03:08:10 2018 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id D28CD13493F9; Wed, 19 Dec 2018 03:08:10 +0000 (UTC) (envelope-from avos@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 76E1D95388; Wed, 19 Dec 2018 03:08:10 +0000 (UTC) (envelope-from avos@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 69D1484DD; Wed, 19 Dec 2018 03:08:10 +0000 (UTC) (envelope-from avos@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id wBJ38AiF048385; Wed, 19 Dec 2018 03:08:10 GMT (envelope-from avos@FreeBSD.org) Received: (from avos@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id wBJ38AIl048384; Wed, 19 Dec 2018 03:08:10 GMT (envelope-from avos@FreeBSD.org) Message-Id: <201812190308.wBJ38AIl048384@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: avos set sender to avos@FreeBSD.org using -f From: Andriy Voskoboinyk Date: Wed, 19 Dec 2018 03:08:10 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r342211 - head/sys/net80211 X-SVN-Group: head X-SVN-Commit-Author: avos X-SVN-Commit-Paths: head/sys/net80211 X-SVN-Commit-Revision: 342211 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 76E1D95388 X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.96 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.998,0]; NEURAL_HAM_SHORT(-0.96)[-0.961,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US]; NEURAL_HAM_LONG(-1.00)[-0.998,0] X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 19 Dec 2018 03:08:11 -0000 Author: avos Date: Wed Dec 19 03:08:10 2018 New Revision: 342211 URL: https://svnweb.freebsd.org/changeset/base/342211 Log: net80211: fix out-of-bounds read in ieee80211_amrr(9). ieee80211_alloc_node() does not initialize rateset tables; that's not expected by rate control modules and will result in array access at index -1 - where ni_essid[] array is located (zeroed at allocation, so there are no user-visible consequences). Just delay rate control initialization to the moment, when rateset tables are initiaziled; nothing will use rates here anyway. MFC after: 4 days Modified: head/sys/net80211/ieee80211_node.c Modified: head/sys/net80211/ieee80211_node.c ============================================================================== --- head/sys/net80211/ieee80211_node.c Wed Dec 19 02:34:31 2018 (r342210) +++ head/sys/net80211/ieee80211_node.c Wed Dec 19 03:08:10 2018 (r342211) @@ -1417,8 +1417,6 @@ ieee80211_alloc_node(struct ieee80211_node_table *nt, IEEE80211_NOTE(vap, IEEE80211_MSG_INACT, ni, "%s: inact_reload %u", __func__, ni->ni_inact_reload); - ieee80211_ratectl_node_init(ni); - return ni; }