From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f177.google.com (mail-pl1-f177.google.com [209.85.214.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1CE29101C0 for ; Mon, 18 Dec 2023 08:20:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="m/ABmEuz" Received: by mail-pl1-f177.google.com with SMTP id d9443c01a7336-1d39e2f1089so12758245ad.1 for ; Mon, 18 Dec 2023 00:20:03 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1702887603; x=1703492403; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=0YAACVwh6LABjx2cqfwoLGdttQf359RVTJ+eJIipT0M=; b=m/ABmEuz8IzLpgGAUXd1fZ6C3yGgxLNQrkvOIn4j0PaI6OG6r0pdJ1E9Foneeg23uD FYxmXNUY5cF8dGJDl1wGbVlRKn+jSC/lVfkLr8aiwWhgfJE5jvHVv+BoWsicEFwsr8Nk uEsY1EHeA4eROYEnfyq39wp+etzg4J5UfOO6nE/xoBm8Dqwe1I4QpfvHYCpZ1N5mNg6w v45ify5T3fMRppuE3pGPcgqflF7oit6GogwfAbACbUGcORXBqdpk9zWelG3EkSFs9dSJ feqFosNQv2q1Lt2uy74GcR1xT24/3HFkqvhfLvl89WhCaalQAayE8Q3Xtkq/oOvPNLZ/ 1R7A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1702887603; x=1703492403; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=0YAACVwh6LABjx2cqfwoLGdttQf359RVTJ+eJIipT0M=; b=DPggObEvk0ncGmiHM6BUCwl+RFOIyPyG+dkDLYsPNulAZRDaRA/Uy17yfT37v5gL58 oetvCa7elfMP9Y+5u9GXrdvPpsQ6LpIoFiTmCV7pG9GGSVbOwQFaAn+OwGP+In2Anojq NbQ3vY4C9g929O2Ux3WSvVXF+OzmJj4LnrHiq88Iv09dimrMi4jyDW5n8dSot1i2MOGy 6fMf9Xd+3ErN/OtKpjcaGCFpcDWhk7QQyye6TqYsTq5NDExaRQy+nQ3WsThdGSkwBYC9 XPg+NpmN0tAajaMiyJbcxaz/avh6OChfvijMifQDVB+JoIMGOeLUp84w1PMua7aigoBe k8+g== X-Gm-Message-State: AOJu0YwrEJDlLG/BS3RXO0Lx9aKyv7VK5wQtDsZJa85WkiXXBOSVJEn7 WEbEgNJJcLpyZWTs/zzTle4c4FtQvXQ= X-Google-Smtp-Source: AGHT+IFeEZ0CLf+tmohh8vFRK+lWimcFHZcpXRQDADFKOc/fvOLCMjwl0B5vCWo/kYvEqzDk0IxC+A== X-Received: by 2002:a17:902:dac1:b0:1cf:a70b:39cd with SMTP id q1-20020a170902dac100b001cfa70b39cdmr20550839plx.39.1702887602965; Mon, 18 Dec 2023 00:20:02 -0800 (PST) Received: from code.. ([144.202.108.46]) by smtp.gmail.com with ESMTPSA id h2-20020a170902704200b001d06b63bb98sm18426954plt.71.2023.12.18.00.19.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 18 Dec 2023 00:20:02 -0800 (PST) From: Yuntao Wang To: linux-kernel@vger.kernel.org, kexec@lists.infradead.org, x86@kernel.org Cc: Andrew Morton , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "H. Peter Anvin" , Baoquan He , Vivek Goyal , Dave Young , Hari Bathini , Sean Christopherson , Takashi Iwai , Yuntao Wang Subject: [PATCH 0/2] crash: fix potential cmem->ranges array overflow Date: Mon, 18 Dec 2023 16:19:13 +0800 Message-ID: <20231218081915.24120-1-ytcoode@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit This series tries to fix the potential cmem->ranges array overflow. Yuntao Wang (2): x86/crash: fix potential cmem->ranges array overflow crash_core: fix out-of-bounds access check in crash_exclude_mem_range() arch/x86/kernel/crash.c | 9 +++++---- kernel/crash_core.c | 2 +- 2 files changed, 6 insertions(+), 5 deletions(-) -- 2.43.0