From nobody Fri Dec 5 18:28:42 2025 X-Original-To: dev-commits-src-all@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4dNKdQ3Dh7z6JFbL for ; Fri, 05 Dec 2025 18:28:42 +0000 (UTC) (envelope-from git@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) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R12" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4dNKdQ1B3Bz3Slc for ; Fri, 05 Dec 2025 18:28:42 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1764959322; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=VRXCHzCvFvMGZ+zhkrlymTfMcEOexjIYbf3VnaovArA=; b=KOQaHA/t5oyKr72kQSSSDnoGufNdUw4Wr/xARo5E5+pyqCZsMvcnWvFaA73x0MhrSc2dYM 7HK8gVBPhSnmZmMZp4jnNI1Zj4beVxJVWC77u+Bp3Bf9qZjgK/J7O8b1xLuMf2aoaGS1+m Mk9/89TFsZLz5O+Yg4f4iUh/V1jxpMeqIOV8pkmoWEzSgRhw0VYxinA6XYYu3REOM0lff3 COMk2aHtnGTRxbbde4O6T3NdX/VJpWHJygoEl67T780Bm0FKMM2kp3Harm9/IyHQVlSrri HDAGDGrMoQ3wriAzIh1DM+FiWYnipzmbDtOOCLGngfOb72YJX1R4KHCE1mWsug== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1764959322; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=VRXCHzCvFvMGZ+zhkrlymTfMcEOexjIYbf3VnaovArA=; b=wtBXjGIQv4olmuATnu8/+N7xOjjBHQG6RkoS97yxvYK0HGBeMSmEdoWIFyI1eEQB1xXLie Z3vvkHsm5dArOpoZVJ5BniTW0jPtI6tkDlQm1kqBOnEt1ORJ37YwzV9gg+YndMExJIfktO I+AY4DYlFnmBT/IzwU/3f18RHmXM78+WlEd8GkbiA5tRe2W46dXHf6CFF6rH8/O1rG8L+4 iQiCXN/Zs0051SUiq1mvNXyj19gtzI8wA1L0qxlgLgzgOqqp/N2yEDx86h0i15b2xsuG4g zP0S9llonbM5AGQuqpZnNp/bKZVruafYDZMzTiSKDhmg/PI9SbLAZndYsXsMoQ== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1764959322; a=rsa-sha256; cv=none; b=Pgm95wM/949WPpKJnAXSnWmGGpJ1hXi1HFBd8g2GNR3d4N23FfYABs9dGPRoHE9dubN1SZ xNsF+qd3RtS5j2bmiKET6Z9XjvSAfydqdvL6FnBPWpK/el7vDvUY89ee4a1BppfRJ80KJ3 iUDVKJu4P83dOAWHEowBfY3RJPeryUZLhddqz3N7vfDPhw1mrxD34TCTI0pIadbgCdgDVe sZM/yTstFFBH1NrgE2bc3zb6Qc8MCMKLJhW5HZb/b7KSl47AZs5sCKBei4HZesDs9HjIbw eHTVr6WqUOo6KirkDB3j4YZXlyvokbL7JXzAbAlQYo9f3TI+HshjdFJ1G3rx3w== ARC-Authentication-Results: i=1; mx1.freebsd.org; none Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4dNKdQ0kPBz62c for ; Fri, 05 Dec 2025 18:28:42 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id dd3a by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Fri, 05 Dec 2025 18:28:42 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Dag-Erling=?utf-8?Q? Sm=C3=B8rg?=rav Subject: git: 307a6241d05a - stable/14 - rtld-elf: Mark LD_SHOW_AUXV insecure List-Id: Commit messages for all branches of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-all List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-all@freebsd.org Sender: owner-dev-commits-src-all@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: des X-Git-Repository: src X-Git-Refname: refs/heads/stable/14 X-Git-Reftype: branch X-Git-Commit: 307a6241d05ab8280a821767261b2ff194662b3b Auto-Submitted: auto-generated Date: Fri, 05 Dec 2025 18:28:42 +0000 Message-Id: <6933245a.dd3a.3f86627c@gitrepo.freebsd.org> The branch stable/14 has been updated by des: URL: https://cgit.FreeBSD.org/src/commit/?id=307a6241d05ab8280a821767261b2ff194662b3b commit 307a6241d05ab8280a821767261b2ff194662b3b Author: Dag-Erling Smørgrav AuthorDate: 2025-12-03 10:09:31 +0000 Commit: Dag-Erling Smørgrav CommitDate: 2025-12-05 10:58:57 +0000 rtld-elf: Mark LD_SHOW_AUXV insecure This prevents dumping the memory layout of setugid processes. MFC after: 3 days Reviewed by: kib Differential Revision: https://reviews.freebsd.org/D54033 (cherry picked from commit 5242bcff202fa2a5a39895423c8d8c11c02ad76a) --- libexec/rtld-elf/rtld.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libexec/rtld-elf/rtld.c b/libexec/rtld-elf/rtld.c index 7120cc176b04..a49d2a6301d2 100644 --- a/libexec/rtld-elf/rtld.c +++ b/libexec/rtld-elf/rtld.c @@ -387,7 +387,7 @@ static struct ld_env_var_desc ld_env_vars[] = { LD_ENV_DESC(TRACE_LOADED_OBJECTS_FMT1, false), LD_ENV_DESC(TRACE_LOADED_OBJECTS_FMT2, false), LD_ENV_DESC(TRACE_LOADED_OBJECTS_ALL, false), - LD_ENV_DESC(SHOW_AUXV, false), + LD_ENV_DESC(SHOW_AUXV, true), LD_ENV_DESC(STATIC_TLS_EXTRA, false), LD_ENV_DESC(NO_DL_ITERATE_PHDR_AFTER_FORK, false), };