From owner-svn-src-all@freebsd.org Thu Aug 1 18:56:33 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 90B33C5E45; Thu, 1 Aug 2019 18:56:33 +0000 (UTC) (envelope-from markj@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 45zzzP3Mtcz46Vr; Thu, 1 Aug 2019 18:56:33 +0000 (UTC) (envelope-from markj@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 5540C1EAD9; Thu, 1 Aug 2019 18:56:33 +0000 (UTC) (envelope-from markj@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x71IuXxA000642; Thu, 1 Aug 2019 18:56:33 GMT (envelope-from markj@FreeBSD.org) Received: (from markj@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x71IuXLj000641; Thu, 1 Aug 2019 18:56:33 GMT (envelope-from markj@FreeBSD.org) Message-Id: <201908011856.x71IuXLj000641@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: markj set sender to markj@FreeBSD.org using -f From: Mark Johnston Date: Thu, 1 Aug 2019 18:56:33 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r350515 - head/contrib/elftoolchain/addr2line X-SVN-Group: head X-SVN-Commit-Author: markj X-SVN-Commit-Paths: head/contrib/elftoolchain/addr2line X-SVN-Commit-Revision: 350515 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: Thu, 01 Aug 2019 18:56:33 -0000 Author: markj Date: Thu Aug 1 18:56:32 2019 New Revision: 350515 URL: https://svnweb.freebsd.org/changeset/base/350515 Log: Capsicumize addr2line(1). Reviewed by: oshogbo Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D21104 Modified: head/contrib/elftoolchain/addr2line/addr2line.c Modified: head/contrib/elftoolchain/addr2line/addr2line.c ============================================================================== --- head/contrib/elftoolchain/addr2line/addr2line.c Thu Aug 1 18:51:18 2019 (r350514) +++ head/contrib/elftoolchain/addr2line/addr2line.c Thu Aug 1 18:56:32 2019 (r350515) @@ -25,6 +25,8 @@ */ #include + +#include #include #include #include @@ -649,6 +651,7 @@ find_section_base(const char *exe, Elf *e, const char int main(int argc, char **argv) { + cap_rights_t rights; Elf *e; Dwarf_Debug dbg; Dwarf_Error de; @@ -705,6 +708,16 @@ main(int argc, char **argv) if ((fd = open(exe, O_RDONLY)) < 0) err(EXIT_FAILURE, "%s", exe); + + if (caph_rights_limit(fd, cap_rights_init(&rights, CAP_FSTAT, + CAP_MMAP_R)) < 0) + errx(EXIT_FAILURE, "caph_rights_limit"); + + caph_cache_catpages(); + if (caph_limit_stdio() < 0) + errx(EXIT_FAILURE, "failed to limit stdio rights"); + if (caph_enter() < 0) + errx(EXIT_FAILURE, "failed to enter capability mode"); if (dwarf_init(fd, DW_DLC_READ, NULL, NULL, &dbg, &de)) errx(EXIT_FAILURE, "dwarf_init: %s", dwarf_errmsg(de));