From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 86AC03F7A91 for ; Thu, 26 Mar 2026 12:11:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774527115; cv=none; b=hlp1QdYPvoucXw1GHFBg4bhYrCvz6ofJgvz0HxgKPuEabIT6gPUPNB2fNmqAlTTQ8V/BG5sRASoiZ/+YuqC1KEIq8RTx3wxZ9vNyXZAsQEPSsLhxej9VMQTbdnmgfXSZzyQ6JkHTTPWAsCkRjJ0S/GHMRk6sXgtjXWanF3BKM48= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774527115; c=relaxed/simple; bh=EsDbtV8Pra6JG96izjiYJxNUFaETY4mU/63QOfXZXY4=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version:Content-Type; b=ZcrMrMpMHKOiw8Jty63oYBT30/62p4mBwaqHFcDFZkcHcOnS0Od+QNccwV/rbBJDnGo6YQpP+lo1638MwvoUb/QMiY1UppMqxohx6LHkDsbTD5HWGPUYoCXanoh9ryEL/vvydAhuqxTFml+kXftG5DhTe+dfM9jJyVLGGM45ee0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=TbgLnoM3; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="TbgLnoM3" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2089FC116C6; Thu, 26 Mar 2026 12:11:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1774527115; bh=EsDbtV8Pra6JG96izjiYJxNUFaETY4mU/63QOfXZXY4=; h=From:To:Cc:Subject:Date:From; b=TbgLnoM3XJIW3tb3I3xTQCMAyTAbxz2Vo8xLVw7F/GXhSKkSTWzushrXMuJMps1rQ qy+V+CIcnotqbggWhIL1HyFDfVlIzPHAHxmYo5KwmVeVvuWSpPTvHoipYx3gwDCseP gLdkuYDWs+mdCo+L+FotVvtbbgnde+KwmUAyO+c+V6i85bDjEGUnirkgCZF06Ft1Ja 6GwQM+ZlTuxz90ViopjVAdxMDMhBs6NjZ+9kLdd0OFw4vOkwiu2ImsOFEgsmC8l/pb 33ZdGKsjcblYENnlH73UtNk1CjtBnQ9XaxGwsyFLfwV/zO61/0ip7Da2CHzCFJXguM 4rPVrD4dtxi2A== From: "Masami Hiramatsu (Google)" To: Petr Mladek , Steven Rostedt , Andy Shevchenko Cc: Rasmus Villemoes , Sergey Senozhatsky , Andrew Morton , David Laight , linux-kernel@vger.kernel.org Subject: [PATCH v6 0/2] lib/vsprintf: Fixes size check Date: Thu, 26 Mar 2026 21:11:50 +0900 Message-ID: <177452711082.197965.4952719534268072174.stgit@devnote2> X-Mailer: git-send-email 2.43.0 User-Agent: StGit/0.19 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Hi, Here is the 6th version of patches to fix vsnprintf(). - Fix to limit the size of width and precision. - Warn if the return size is over INT_MAX. Previous version is here; https://lore.kernel.org/all/177444525139.185641.12184379647176430297.stgit@devnote2/ This version just makes function header and WARN_ONCE() to one line[1/2]. No functional change. Thank you, --- Masami Hiramatsu (Google) (2): lib/vsprintf: Fix to check field_width and precision lib/vsprintf: Limit the returning size to INT_MAX lib/vsprintf.c | 51 +++++++++++++++++++++++++++------------------------ 1 file changed, 27 insertions(+), 24 deletions(-) -- Masami Hiramatsu (Google)