From nobody Fri Aug 09 23:49:35 2024 X-Original-To: net@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 4Wggcd2lq6z5SnDB for ; Fri, 09 Aug 2024 23:49:37 +0000 (UTC) (envelope-from bugzilla-noreply@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 "R11" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4Wggcd0hyvz53G9 for ; Fri, 9 Aug 2024 23:49:37 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1723247377; a=rsa-sha256; cv=none; b=np/E+EjEJ6K3j7TMod+cgiJkGyN+QNc1tRHvqDwuJ7WWV58gfbLDkH8fkyXMdxq5GdlqFO q35wS9AK8LTpXZRXe8Gu6ub3lfk63j12KsEhNIHhB9HhLQRuO30tuWGgaMjoop6bYYy/Nj zGDbkopE1CNpZRaRgwnYxDc+G/zzPyM4g4HtMGXk4eeHfczSKDyD8N49HjOZXmakxKY6hI I9HVaaSrT84ap1RfmBQ7hwsUXWTHTFubaUZPGjqs+yDIJ2bhvZ0igt8zRb058F8Rj9Ib7R lFY9wCyhFOvI+orejHBM2goxhHZKb0COnvoqt+/Hum3SpzfbRuR2pD2PEpTF4w== 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=1723247377; 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: in-reply-to:in-reply-to:references:references; bh=qMLeDOxZIDvhHA8sviPxJzfTcuET1Ei3yayTFFwDQdM=; b=PMlpJiMF4VS2HMetqcgzhmd8WTnGy3P+YLsiaXnu5BMGYmgCxThZps+Y5z5ai1HPb6+Vag XeoL97fqCOSafmfqJoRPsfEa10NV9A8FDOxsydF5UstTiF1K0/rW3STKxA30oREixqMnAJ E1X//LqNNeGmnYB40UE2Lb7lHu/VrqpaRjSRQyU251kYnt9AtbwNMZoETVbR2vNw2tkb9E Bv+c+aB/kMSOm9aTew449t005IJ6wuYCai2c9BdpGH3g3iJi77weEXXp+THuUFqPEZzVaD s/KIekWCdc4CiBaz5NJacfQonfuKI6JBxtkMh3HvMzuy5/otubktCNj67b0C6g== Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (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 did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 4Wggcc73lDzcJW for ; Fri, 9 Aug 2024 23:49:36 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 479NnaLh071352 for ; Fri, 9 Aug 2024 23:49:36 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 479NnaUa071339 for net@FreeBSD.org; Fri, 9 Aug 2024 23:49:36 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: net@FreeBSD.org Subject: [Bug 280705] 0.0.0.0/32 is equivalent to 127.0.0.1/32, which may be considered a security flaw Date: Fri, 09 Aug 2024 23:49:35 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Many People X-Bugzilla-Who: markj@FreeBSD.org X-Bugzilla-Status: Open X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: net@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_status cc Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Networking and TCP/IP with FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-net List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-net@FreeBSD.org MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D280705 Mark Johnston changed: What |Removed |Added ---------------------------------------------------------------------------- Status|New |Open CC| |markj@FreeBSD.org --- Comment #7 from Mark Johnston --- It seems to me that the logical first step is to introduce a sysctl to cont= rol this behaviour. Using that, we can see what breaks. I posted a straw proposal here: https://reviews.freebsd.org/D46259 --=20 You are receiving this mail because: You are the assignee for the bug.=