From nobody Thu Oct 10 22:28:20 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 4XPktD5Q4wz5YlRf for ; Thu, 10 Oct 2024 22:28:20 +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 4XPktD3jRFz4msH for ; Thu, 10 Oct 2024 22:28:20 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1728599300; 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=bsLjK/+bZzIhFmJjmopfOplPnRNMj1ap29p8LObI8VY=; b=sfk4zhc6ui1NPIPh4w1tF3WD+eROplaJfQDoL5vIRxtGO3eZvfLejdbHRX5hnrAsPE5K1V DOKCPZAis/1XBsLdHWELrDqOylLjd3/7HIIPI87zRtBCrl0Ea5+YKwR2RRTXqg6febRkeM MQgkBLrxAztYvHqze5ehuLNO/cOCsfuaz4M7oLsvtu0zNO334YBRNAnnbJfVsm5v/tcfRU lhge++8NP8EGjQvBxn5zdpSq/91eL7F7mXXx9kex46+szcmHIDmRWTWijxKqgZZ92gkH+M Odej9D8D1K0mze8FSCbj2DqdT056FFSA/wnibcAuFC8TKymeDQWZIbc6HhoesA== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1728599300; a=rsa-sha256; cv=none; b=V22mg5n24ebVfJTjMdz5BAhwL1oT8AzU1kyBizKBz7ybVCWoU6Ag3uc1A2CvX1rq+82wPb dKlJb0sSHE7Z+yijay8tls7zxJeI6ZdLCNC/uU0EP4mjEy32SyhKHiOSw5c7toASroGsAd iQmKTIBcaiqAdglsJ7OWAKJAF7RJDyl4k5rI48v/XIsQwOmO2OJSRPMfeI7aiDmMMPRX4T jHMaBa85iV4gwR6jQ16uj7NvTuKQnUxYqb1EE2vFQsoOx1647oDBo0k/1TwY6qmRHxmDfn 4lfgq0QsUmqU/BTIQBWshL/VWG8LkWRkNtFrLXgfUhPgb9Yknv38qO/LDqc+tw== 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 4XPktD39hYzGMw for ; Thu, 10 Oct 2024 22:28:20 +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 49AMSKck063458 for ; Thu, 10 Oct 2024 22:28:20 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 49AMSKog063457 for net@FreeBSD.org; Thu, 10 Oct 2024 22:28:20 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 281938] [PATCH] Make sure max_len is not 0 before using it as modulo Date: Thu, 10 Oct 2024 22:28:20 +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: 15.0-CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: nakayamakenjiro@gmail.com X-Bugzilla-Status: Open X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: net@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: 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=3D281938 --- Comment #3 from nakayamakenjiro@gmail.com --- Thank you for taking a look at this. No, I haven=E2=80=99t observed a panic. However, I thought it might be poss= ible to intentionally create a situation where the =E2=80=9Cbogus option length val= ues are passed=E2=80=9D you mentioned, so I submitted the patch. (If my concerns seem unwarranted, feel free to close the issue without incorporating the patch.) --=20 You are receiving this mail because: You are the assignee for the bug.=