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,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED 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 BC43FC2D0A8 for ; Wed, 23 Sep 2020 10:29:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7A63C23119 for ; Wed, 23 Sep 2020 10:29:33 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="u6yJI32v" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726526AbgIWK3c (ORCPT ); Wed, 23 Sep 2020 06:29:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53006 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726422AbgIWK3c (ORCPT ); Wed, 23 Sep 2020 06:29:32 -0400 Received: from mail-pl1-x642.google.com (mail-pl1-x642.google.com [IPv6:2607:f8b0:4864:20::642]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 13F51C0613CE for ; Wed, 23 Sep 2020 03:29:32 -0700 (PDT) Received: by mail-pl1-x642.google.com with SMTP id s19so875211plp.3 for ; Wed, 23 Sep 2020 03:29:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=JI/zqwqxLAG9o9M3uwdlp+Q2ESbf1KLswdxq+phSMss=; b=u6yJI32vRYyXSnq/EAHe1ycM5E/UH402GHw9uEHyjFqkwGjw4LxgSg5iLS+DiRQ4+r o7Oeyl6s40YgiEk5lLE815dRP47+HbnUA46uteNZkALAUaMU9icgkCx5V4xe0cnUQ99d 71b4vGj6t937JuPHgrem0dQTIRFdtBXZomoi7lc8431D0L6a2Xeqc82fbvp82Orpl5Yv xJIV4wAoYiWMAXCsvj6cDs5aD51aFHi5y24p9NIRSNDyHU6AwnltjuqaIfChy9ZiQVJy XtBQWuz11V6nG0xekQREIqGo0xJovNXYI4Yy9cD1YOtH3Im1aHFRg2HZUJVsiXtR8gBT EISw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=JI/zqwqxLAG9o9M3uwdlp+Q2ESbf1KLswdxq+phSMss=; b=D7HjI9r/mFVvpc9XdAJn9S6juR6D0JsqkX6SoIeH1pPrpF0gd9reVBN2Dkcq0Z/rUO tNu/ABM83KLBIVfrGyqYXYv1depPgYtbc4ItikU1AYLbqTsHMQQVWgt0Q7A7WqjyevNo vdbpXgj4Xx1m8LMvP3L3/iDlXhJjZKrXhhEzc7QJgcOuqW0bD5uCMkcjQRBtZxc61C1Z PqBuwECt+kHdCnKppQz7ENBXjOIIYRWa7OU19yMwAyGtq3FLmP2Adud/2D6i5wUbKj+2 B2KElx2b3oQMn8Ks64mWCEzPWWclIhEk4yP7P8NU6nlCPywsqfwBgjObYW02c/Yv4zK0 bcuw== X-Gm-Message-State: AOAM531GCnge/Bi5r2EKo7ccLsVKmOBpBCntT6Fn6b++gDt8ohtsqFXQ 9McWaKEwGfAVPrDdVXxFvQ== X-Google-Smtp-Source: ABdhPJwkJ17OXMhXTjQk3IyAhB+j/BlL4pmBt9igviElaN0XRW+WDlr9Yxgy9/m+2VJRbrio0D/iMQ== X-Received: by 2002:a17:90b:46c4:: with SMTP id jx4mr2931642pjb.190.1600856971629; Wed, 23 Sep 2020 03:29:31 -0700 (PDT) Received: from PWN (n11212042027.netvigator.com. [112.120.42.27]) by smtp.gmail.com with ESMTPSA id x27sm18118583pfp.128.2020.09.23.03.29.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 23 Sep 2020 03:29:30 -0700 (PDT) Date: Wed, 23 Sep 2020 06:29:25 -0400 From: Peilin Ye To: Jan Kara Cc: Jan Kara , Greg Kroah-Hartman , linux-kernel-mentees@lists.linuxfoundation.org, syzkaller-bugs@googlegroups.com, linux-kernel@vger.kernel.org Subject: Re: [Linux-kernel-mentees] [PATCH] udf: Fix memory leak in udf_process_sequence() Message-ID: <20200923102925.GA288879@PWN> References: <0000000000004c1f4d05afcff2f4@google.com> <20200922154531.153922-1-yepeilin.cs@gmail.com> <20200923100405.GD6719@quack2.suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200923100405.GD6719@quack2.suse.cz> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On Wed, Sep 23, 2020 at 12:04:05PM +0200, Jan Kara wrote: > On Tue 22-09-20 11:45:31, Peilin Ye wrote: > > udf_process_sequence() is leaking memory. Free `data.part_descs_loc` > > before returning. > > > > Cc: stable@vger.kernel.org > > Fixes: 7b78fd02fb19 ("udf: Fix handling of Partition Descriptors") > > Reported-and-tested-by: syzbot+128f4dd6e796c98b3760@syzkaller.appspotmail.com > > Link: https://syzkaller.appspot.com/bug?id=c5ec4e6f5d818f3c4afd4d59342468eec08a38da > > Signed-off-by: Peilin Ye > > Thanks for the patch but I've just yesterday written exactly the same patch > and merged it to my tree... Ah, no worries, happy to see the bug gets fixed! Peilin Ye