From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.6 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 54FABC2D0A3 for ; Tue, 3 Nov 2020 09:41:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D62E520719 for ; Tue, 3 Nov 2020 09:41:57 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="UU1TEjmr" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726018AbgKCJl5 (ORCPT ); Tue, 3 Nov 2020 04:41:57 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58500 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725988AbgKCJl4 (ORCPT ); Tue, 3 Nov 2020 04:41:56 -0500 Received: from mail-pg1-x544.google.com (mail-pg1-x544.google.com [IPv6:2607:f8b0:4864:20::544]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A236FC0613D1; Tue, 3 Nov 2020 01:41:56 -0800 (PST) Received: by mail-pg1-x544.google.com with SMTP id u4so1434343pgr.9; Tue, 03 Nov 2020 01:41:56 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=71pEoABsLOEAuijMMTA3hRAUwqnBuXZOUGcdfoF5GQ0=; b=UU1TEjmrUmCLXP6heyM5/FGX8qbADy9djjoC56rwgBHcyrdoRNlnQwbxEk/XHVAeI4 eciwHUQ9ovyn8rn+Id6xbj/UHY7xXp4lIZ88XuGigjExJZgFv0iBWZdRaESVnqJ3hV9z HxX1oP9wHbYuEEBz9GmNHT5uN65QYuAHAk1it3sUxGwuvxefvjTX5JPtUGsYFH4fNYxQ vVJ9dYPDVwr2xCNZKkXrUrCZLAJgbRxXG5f2LjrSTaouRm8BA/6RsptdHurCuSkH8NXG SC7ZfBFU61Xj3NEcKcZhtGGJldKwOO8pv1zrB4DAkXi63jcX2rnchCZC/xpI45anfvSF cJLw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=71pEoABsLOEAuijMMTA3hRAUwqnBuXZOUGcdfoF5GQ0=; b=LEoDVXftjfb5lIeRCz9ctZa6OJ5k882yhQ91b/gSX3GXH7Xr5AlAbw5ycrCVL3BQ1i y9uHMQoaZs43+KlLaeq2IwvhhGt5kITh7mH1TMKIS0bXcwHq3fnYqT2uBbeKcQvrTiAV mdSvdp08NrK4kpzI+++25oiIbhJzX6wCpO+pM09QP5PdsKJuHqD2VuVbUf47++2CGAxo pMpj+tzoMS/h0Ad72lRvW9wKLzbsj7FDjWk1Hb2Ff9wCKLEuHSVgoSg9bAZj2x97Ixka iXb11CWozQKoyQH7Vsu6Wmq7IXZIXUtYIZ/KeWApg3H5XtetfhAjz8rYIMdqV93KVATY 9IRQ== X-Gm-Message-State: AOAM530RiQ8oUQklI+yP9uhBXygKR88tEFYInGZEiFlqfErZ/mCM/hGJ wceFPFm8/5MKWGWErw2MU++xlZa446BTcAKb9xc= X-Google-Smtp-Source: ABdhPJwu0zWoU0g7+5SWR2aoKpI3hIkyU6fCeF+qO7sLpaTKzMBfWWenvQFIOVymjzLG/C8/xmwbOw== X-Received: by 2002:a17:90a:540f:: with SMTP id z15mr2860609pjh.111.1604396516323; Tue, 03 Nov 2020 01:41:56 -0800 (PST) Received: from VM.ger.corp.intel.com ([192.55.55.41]) by smtp.gmail.com with ESMTPSA id b16sm16419842pfp.195.2020.11.03.01.41.52 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 03 Nov 2020 01:41:55 -0800 (PST) From: Magnus Karlsson To: magnus.karlsson@intel.com, bjorn.topel@intel.com, ast@kernel.org, daniel@iogearbox.net, netdev@vger.kernel.org, jonathan.lemon@gmail.com, andrii.nakryiko@gmail.com Cc: Magnus Karlsson , bpf@vger.kernel.org Subject: [PATCH bpf 0/2] libbpf: fix two bugs in xsk_socket__delete Date: Tue, 3 Nov 2020 10:41:28 +0100 Message-Id: <1604396490-12129-1-git-send-email-magnus.karlsson@gmail.com> X-Mailer: git-send-email 2.7.4 Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org This small series fixes two bugs in xsk_socket__delete. Details can be found in the individual commit messages, but a brief summary follows: Patch 1: fix null pointer dereference in xsk_socket__delete Patch 2: fix possible use after free in xsk_socket__delete This patch has been applied against commit 7a078d2d1880 ("libbpf, hashmap: Fix undefined behavior in hash_bits") Thanks: Magnus Magnus Karlsson (2): libbpf: fix null dereference in xsk_socket__delete libbpf: fix possible use after free in xsk_socket__delete tools/lib/bpf/xsk.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) -- 2.7.4