From nobody Thu Aug 6 23:41:55 2026 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 4hGP2C4DnPz6nSt2 for ; Thu, 06 Aug 2026 23:41:55 +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 "YR1" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4hGP2C32C0z3bfS for ; Thu, 06 Aug 2026 23:41:55 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1786059715; 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=TL84clx8aZ2Ong6lKJwpTaXmGqp4aOEhWCbgT4nAKJ0=; b=pPYWqLgKl/ii7tOhuYaTsJn/8eeA+rVOHUgrXdee6qPqUWvrYs20BxvbaJuWraVQtG6s6s Aa/l/ylrbjj9PhKz1jFqM8wojHVkvhw/6u5K9CKlwvzE86aUpJKumIE44lYDq9GfwfyUzx m99bYg6X+kMIG36uRyx7+PntBVWb1wSTNfVbKWPjK8NmGQdJ5xjYy+RgHgQtzKPguWO2bR 1OI/6PsBfc13Z7Eu1PtsUVIYu4Z0UbpFiKxHk3DlkxTAQEUaSJ8ZY3dA4fN7PEtAbIoM82 aeTFVJYbVyzWA25DpKoVN+JpAIeFdzzX/BXWu0p4e22o6fl5BsiuQLW63WYCmQ== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1786059715; a=rsa-sha256; cv=none; b=IL6lQnfvLt0V4daug5t2wguzZdexg8x0kx7ck4MdNtZeiAOsegJGkAVa1bhy8UCJQjT8xB o9d839D39xRziTslMD0jvPss4X/WpV6R9TH7i38/uIRz6ZqZ0MB9+vRvVdOUtHNEC3OycX dnBgGBl6j/NZB8eWZtL7kkgX9A3l5KVkMutnwzaQbMVxcpWPYkF1SROkd7WDvDRaFJJjKY 7DOLug4Lgv4uoVATRVri6hnJxb/CQBptHD2MZLyi3OamjqFRay/26/HbonTQg7UTPw4aGe oP8hwPz8ea1vQwoeGA/jQEf7xv7cFZOMr9CZUUz6IwYG33Y6Iub2SHxbBYgppA== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1786059715; 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=TL84clx8aZ2Ong6lKJwpTaXmGqp4aOEhWCbgT4nAKJ0=; b=aQnLRO2BnDcDRJuMiSw2Dkde9LOOYFDT2DkDlWKKqMWUHP9HQNSAmCUECoq5pzVgdF9uVw vhqzj8n7B9jFngl4x6fDW11qDTae6Ddl5eUBpjzzmFl0tBHjHY5CbCz4ipRposGqohleDb IJ6KQ6BUhidD5KgKv8ua9hAciul5AMunLIRzUYgDK4EjP1NXIFRwRdifbbXB2exBh/4mQS UEHBX+n06haaJiRI6prAsmGzljv7ioESm5fNPXOmRouEcc9s1e/fB07KKwPkm/nj4exZ5e 0hb2hwbQQK5wpA6ItuMCsDgA/FCl2jh/nA1g8iAK2kjCIts8DTQEf4au6g+K0Q== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4hGP2C24tjzjJ7 for ; Thu, 06 Aug 2026 23:41:55 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 252e1 by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Thu, 06 Aug 2026 23:41:55 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Kyle Evans Subject: git: 6e81fbf5833d - main - bsdinstall: add a hardening knob for unprivileged kenv access 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 List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: kevans X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: 6e81fbf5833d43529fd8a253b592af9666b04e8e Auto-Submitted: auto-generated Date: Thu, 06 Aug 2026 23:41:55 +0000 Message-Id: <6a751bc3.252e1.5ffab15a@gitrepo.freebsd.org> The branch main has been updated by kevans: URL: https://cgit.FreeBSD.org/src/commit/?id=6e81fbf5833d43529fd8a253b592af9666b04e8e commit 6e81fbf5833d43529fd8a253b592af9666b04e8e Author: Kyle Evans AuthorDate: 2026-08-06 23:41:43 +0000 Commit: Kyle Evans CommitDate: 2026-08-06 23:41:43 +0000 bsdinstall: add a hardening knob for unprivileged kenv access It makes sense. Reviewed by: zleei Differental Revision: https://reviews.freebsd.org/D57755 --- usr.sbin/bsdinstall/scripts/hardening | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/usr.sbin/bsdinstall/scripts/hardening b/usr.sbin/bsdinstall/scripts/hardening index a77fcdeaf540..9f5639ee7c99 100755 --- a/usr.sbin/bsdinstall/scripts/hardening +++ b/usr.sbin/bsdinstall/scripts/hardening @@ -49,6 +49,7 @@ FEATURES=$( bsddialog --backtitle "$OSNAME Installer" \ "7 disable_syslogd" "Disable opening Syslogd network socket (disables remote logging)" ${disable_syslogd:-off} \ "8 secure_console" "Enable console password prompt" ${secure_console:-off} \ "9 disable_ddtrace" "Disallow DTrace destructive-mode" ${disable_ddtrace:-off} \ + "10 disable_unpriv_kenv" "Disable unprivileged reading of kenv" ${disable_unpriv_kenv:-off} \ 2>&1 1>&5 ) retval=$? exec 5>&- @@ -89,5 +90,8 @@ for feature in $FEATURES; do disable_ddtrace) echo 'security.bsd.allow_destructive_dtrace=0' >> $BSDINSTALL_TMPBOOT/loader.conf.hardening ;; + disable_unpriv_kenv) + echo 'security.bsd.unprivileged_kenv_read=0' >> $BSDINSTALL_TMPBOOT/loader.conf.hardening + ;; esac done