From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 6051848C2B; Fri, 5 Dec 2025 03:30:40 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 6E92540A77; Fri, 5 Dec 2025 03:30:04 +0100 (CET) Received: from mail-qt1-f170.google.com (mail-qt1-f170.google.com [209.85.160.170]) by mails.dpdk.org (Postfix) with ESMTP id 3F0994069D for ; Fri, 5 Dec 2025 03:30:00 +0100 (CET) Received: by mail-qt1-f170.google.com with SMTP id d75a77b69052e-4ed75832448so22295671cf.2 for ; Thu, 04 Dec 2025 18:30:00 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20230601.gappssmtp.com; s=20230601; t=1764901799; x=1765506599; darn=dpdk.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=QvcvgW+x+uSnz55S9mirEMzeh8CER0lSkM316qqFM6A=; b=Yv/pCVjFfrneP4lbCj0uVqGDVYWa+WUifGjCFQQ4t9p+toRIirVStsYUhyOpG0rKsw 4eA8iensPNEGmnCLwWa+UufgV8cr+n8NXC8wZ2fsHtaCeHmCLDylsT1MkNaEKqAzzJwK 4rSUP6bgJrhlwOdFaSovZp08nKzNfqzcaBZu+VL/Cd+DtyuyeE6Jxs53Gmq7TEECRBsc wwjPq2L0nA9QAgrQ3MBMdNxR9jMnESdl102oDonn1jimAxRihQ3ZuOt4jKNQDYdx2b89 I1Qe7sTQW2QskiaIb7RRIYS6vJVjoXt66bEBHrU3uP2oFrjoQMEXgztWs64wv6l3ZNck vfpA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1764901799; x=1765506599; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=QvcvgW+x+uSnz55S9mirEMzeh8CER0lSkM316qqFM6A=; b=T9LDBGhakTtn+dlrwx6Vz/FYaM+C/xP6jjxGR1RLmxXlwOgS9sHF3/AGmnNChYBuZE VTmozvZzZklKq0015lQtT4bs8Rgq15hkzS+kf+ZCpU+YJleuJL8adMg+1g12QFIpRCMu TrGbET1ZWsJ9vZyP78oLPzYJjUCgw0gVyncXl1JlsJ0/d43OU9opLYojA0bi6ky6NeMg np5p/1vJH9XmVlwoIz0sfE2U0mtp5UCywhujh21sQhBlSGqFJi55IXAaDpe/c/qFE5mT aVOXyzP1TQQzfFJNUySjSBAVh6KN6uj2GWeD1vaD7AOdBhLTl+ZCG8Rvy2f40xU4KfsG xhfg== X-Gm-Message-State: AOJu0YwT2iqPa2Y/KuztWh2zq4HKLHkFp9ZIgOUhVXMh8Puf53iTK6Dy oSMrF6BE0NiRLBgBNmTGnNcFioAzX4CBdi6tlcXSelfFPtRJPL2HepM9TvuEp8BEmb3YXTW6vvE vxSK0 X-Gm-Gg: ASbGncuXVYWxhXi/RDs/tnp2v3x1vL3P9Z1nbq9CqwmgB7vpg+kVdpJIRLprNeGU+Vr SLiLpuuCnrMAravL3dMo2Foetn6GbuOBWpbH8xWJUcjT+qgnKbomtjdz1D3IMr1022h+aZZ4szm 4szeTjChXlumycvBCICidds8eH9j1bPfzuH7/o+gaPkEDpwNrQjtY7/l7oZXvvduYEW/54XsjAt E71QDRXy9bqsqP5jdFwERYQ12WOeNwaXxxwyyFxOpj0/zrVcnHWCX2oqfKubt2ejLRnaXhCX4ev wQ76JCKQuuFKI7EAmgAhzEDd3ecZUYgV+iUTha5ukpTBEYWBxeI8hMuQTxH92jeYJUTpT4/VeRy C4YcTYreHjjgFfj1y7OVz0FJjHUqtlZoo0gSJJCo2bn2PmIOb7LSu+SePt51/3WODjp6Fc1SCgZ ulECeJPxXTmelgfen0ZU6OuGu85TKIjV5a9JtBuMww1Gl0jz2ZiQ== X-Google-Smtp-Source: AGHT+IH4WwtUJxSRiWMLDn3Kjaw9AdQ90OAXBsZGihzbAhrpBkAYu1S/XwFGMcVZEGFuqQOC7pEENw== X-Received: by 2002:a05:622a:613:b0:4ed:68b:c73b with SMTP id d75a77b69052e-4f0175cbae1mr136294031cf.20.1764901799604; Thu, 04 Dec 2025 18:29:59 -0800 (PST) Received: from phoenix.lan (204-195-96-226.wavecable.com. [204.195.96.226]) by smtp.gmail.com with ESMTPSA id d75a77b69052e-4f02b7bd0b4sm15655861cf.22.2025.12.04.18.29.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 04 Dec 2025 18:29:59 -0800 (PST) From: Stephen Hemminger To: dev@dpdk.org Cc: Stephen Hemminger Subject: [RFC v2 07/14] eal: avoid format overflow when handling addresses Date: Thu, 4 Dec 2025 18:28:16 -0800 Message-ID: <20251205022948.327743-8-stephen@networkplumber.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20251205022948.327743-1-stephen@networkplumber.org> References: <20251202172626.283094-1-stephen@networkplumber.org> <20251205022948.327743-1-stephen@networkplumber.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org The largest possible string in this code 0xFFFFFFFFFFFFFFFF which will overflow with only 15 character buffer. Increase to 20. Signed-off-by: Stephen Hemminger --- lib/eal/common/eal_common_memory.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/eal/common/eal_common_memory.c b/lib/eal/common/eal_common_memory.c index c62edf5e55..2633857db5 100644 --- a/lib/eal/common/eal_common_memory.c +++ b/lib/eal/common/eal_common_memory.c @@ -1153,7 +1153,7 @@ rte_eal_memory_init(void) #define EAL_MEMSEG_INFO_REQ "/eal/memseg_info" #define EAL_ELEMENT_LIST_REQ "/eal/mem_element_list" #define EAL_ELEMENT_INFO_REQ "/eal/mem_element_info" -#define ADDR_STR 15 +#define ADDR_STR 20 /* 16 bytes 64 bit + 0x */ /* Telemetry callback handler to return heap stats for requested heap id. */ -- 2.51.0