From owner-svn-src-all@freebsd.org Mon Sep 16 16:41:01 2019 Return-Path: Delivered-To: svn-src-all@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id C8AB212705A; Mon, 16 Sep 2019 16:41:01 +0000 (UTC) (envelope-from asomers@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 46XBnn4hN4z3PTb; Mon, 16 Sep 2019 16:41:01 +0000 (UTC) (envelope-from asomers@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 856862302C; Mon, 16 Sep 2019 16:41:01 +0000 (UTC) (envelope-from asomers@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x8GGf1D4017638; Mon, 16 Sep 2019 16:41:01 GMT (envelope-from asomers@FreeBSD.org) Received: (from asomers@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x8GGf1p8017637; Mon, 16 Sep 2019 16:41:01 GMT (envelope-from asomers@FreeBSD.org) Message-Id: <201909161641.x8GGf1p8017637@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: asomers set sender to asomers@FreeBSD.org using -f From: Alan Somers Date: Mon, 16 Sep 2019 16:41:01 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r352417 - head/sys/fs/fuse X-SVN-Group: head X-SVN-Commit-Author: asomers X-SVN-Commit-Paths: head/sys/fs/fuse X-SVN-Commit-Revision: 352417 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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: Mon, 16 Sep 2019 16:41:01 -0000 Author: asomers Date: Mon Sep 16 16:41:01 2019 New Revision: 352417 URL: https://svnweb.freebsd.org/changeset/base/352417 Log: Fix an off-by-one error from r351961 That revision addressed a Coverity CID that could lead to a buffer overflow, but it had an off-by-one error in the buffer size check. Reported by: Coverity Coverity CID: 1405530 MFC after: 3 days MFC-With: 351961 Sponsored by: The FreeBSD Foundation Modified: head/sys/fs/fuse/fuse_internal.c Modified: head/sys/fs/fuse/fuse_internal.c ============================================================================== --- head/sys/fs/fuse/fuse_internal.c Mon Sep 16 16:17:29 2019 (r352416) +++ head/sys/fs/fuse/fuse_internal.c Mon Sep 16 16:41:01 2019 (r352417) @@ -390,7 +390,7 @@ fuse_internal_invalidate_entry(struct mount *mp, struc if ((err = uiomove(&fnieo, sizeof(fnieo), uio)) != 0) return (err); - if (fnieo.namelen > sizeof(name)) + if (fnieo.namelen >= sizeof(name)) return (EINVAL); if ((err = uiomove(name, fnieo.namelen, uio)) != 0)