From nobody Fri Dec 5 18:28:49 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 4dNKdY3tZMz6JFpy for ; Fri, 05 Dec 2025 18:28:49 +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 4dNKdY2Mtjz3SsT for ; Fri, 05 Dec 2025 18:28:49 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1764959329; 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=TloI32dBivhkuZuKdbXTeif0gZ05t7XsiuopUGeqE2Q=; b=phgfEv8pmUcXe95/r/8ZnSZIKSrKofsUwRBdvmX4tQGCiCXjJGzuH1o8O0RN0u/aUm5pDY LCuceFcfST+MTqY6xPiN5tf0S8I2G7/b3hrtQljK+ZlWYGTAuGcbg9/zAK0Wjavj17etCd yXNhdPd82JSbwZOqpqMiLTnOWVZBh5VrSbViJhW9HpuM8eTnpJixZBr4ZW9WxzY7K6MOlk rYxEEZ6ZyaEfYSrQlWz6RsQWyzozOKfyeZfDz/tMLeBslURPtpiVSYoWC/bn8hBk7O5gSE vymPpIrOfozwnhfUBHU4i+J1e/eqMgYemKfKjnh2EKj9EIVvb7GEX1iV2jaw3w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1764959329; 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=TloI32dBivhkuZuKdbXTeif0gZ05t7XsiuopUGeqE2Q=; b=J2tBlgmJZ9hykCeKojYFsBBJpZZu35e9xrA3KfvJsMfZUDbGOl5vahiqquE9ZVzZy39+YF edEIGePO0QF1GNbkaI5ztZFe0/m4qXMYNY4VclEwjwPoVrWuexpy2nHD4hYbgW7QCTRfRJ tUziodNew7lCurRmHIOPASRNsYMHuTcvhBO8EoG4aOEwnbUXYaKu0M2esJJW9zi1w9tnNZ 73nvj/586G1KsLiUHAtF07lDvRU/VXqP0NBP5diVt8hxMeDGMLUUzoyxaIE/I+U36Ctbhv GW6dcAFkkUtjxtIjFc68TJ+mKMF5BsImg5ZG9EbW5baaW04eLrhzZDcZyrQemw== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1764959329; a=rsa-sha256; cv=none; b=diGkuENZ9YHsd+/n2busDEk3OhO4nm4aQ4Z73ZHjE/N1nkc+hkhjLbd4Se6r94zPldsv0U u21gZ0ri7wEd6qAv1yuQuWFh46QnYtTCGjxL0ECHlqZ0vC02/t44PP0Q8UVgnML4/s8zLf qpZu9ynfTEwRBWOvQfS5gXcfxrwWFeQoL4/4JIqztO+8NNGwk6a/kTB1hLXAQwSi/8rkR7 hyAXQClLcc8Fh/bSS2b0zx0Oyf1yMTX9uKOeIZRBzyD3Rf/O1YBiMvSnCElf8d7PFLD9qP 9mHCtNcyxV0jwnGtNdCgvtTuG78TutDs+F9eTdglqgDzjdd10dIr0bxdGd+k/A== 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 4dNKdY1rQ7z5xV for ; Fri, 05 Dec 2025 18:28:49 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id dcc1 by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Fri, 05 Dec 2025 18:28:49 +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: ef8a5af2a3ec - stable/13 - 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/13 X-Git-Reftype: branch X-Git-Commit: ef8a5af2a3ec6ae1ade610ce0c33298eb6cd3bae Auto-Submitted: auto-generated Date: Fri, 05 Dec 2025 18:28:49 +0000 Message-Id: <69332461.dcc1.6b04a35f@gitrepo.freebsd.org> The branch stable/13 has been updated by des: URL: https://cgit.FreeBSD.org/src/commit/?id=ef8a5af2a3ec6ae1ade610ce0c33298eb6cd3bae commit ef8a5af2a3ec6ae1ade610ce0c33298eb6cd3bae Author: Dag-Erling Smørgrav AuthorDate: 2025-12-03 10:09:31 +0000 Commit: Dag-Erling Smørgrav CommitDate: 2025-12-05 18:28:45 +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 7110ba6c4c1a..cbf4baa1aee9 100644 --- a/libexec/rtld-elf/rtld.c +++ b/libexec/rtld-elf/rtld.c @@ -400,7 +400,7 @@ 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), };