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{ "id": 817397, "url": "http://patchwork.ozlabs.org/api/covers/817397/?format=api", "web_url": "http://patchwork.ozlabs.org/project/ubuntu-kernel/cover/20170922091130.15674-1-shrirang.bagul@canonical.com/", "project": { "id": 15, "url": "http://patchwork.ozlabs.org/api/projects/15/?format=api", "name": "Ubuntu Kernel", "link_name": "ubuntu-kernel", "list_id": "kernel-team.lists.ubuntu.com", "list_email": "kernel-team@lists.ubuntu.com", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20170922091130.15674-1-shrirang.bagul@canonical.com>", "list_archive_url": null, "date": "2017-09-22T09:11:27", "name": "[Xenial,SRU,0/3] Fix CVE-2015-8952", "submitter": { "id": 69376, "url": "http://patchwork.ozlabs.org/api/people/69376/?format=api", "name": "Shrirang Bagul", "email": "shrirang.bagul@canonical.com" }, "mbox": "http://patchwork.ozlabs.org/project/ubuntu-kernel/cover/20170922091130.15674-1-shrirang.bagul@canonical.com/mbox/", "series": [ { "id": 4578, "url": "http://patchwork.ozlabs.org/api/series/4578/?format=api", "web_url": "http://patchwork.ozlabs.org/project/ubuntu-kernel/list/?series=4578", "date": "2017-09-22T09:11:27", "name": "Fix CVE-2015-8952", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/4578/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/covers/817397/comments/", "headers": { "Return-Path": "<kernel-team-bounces@lists.ubuntu.com>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@bilbo.ozlabs.org", "Authentication-Results": "ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=lists.ubuntu.com\n\t(client-ip=91.189.94.19; helo=huckleberry.canonical.com;\n\tenvelope-from=kernel-team-bounces@lists.ubuntu.com;\n\treceiver=<UNKNOWN>)", "Received": [ "from huckleberry.canonical.com (huckleberry.canonical.com\n\t[91.189.94.19])\n\tby ozlabs.org (Postfix) with ESMTP id 3xz75V2chSz9t16;\n\tFri, 22 Sep 2017 19:11:42 +1000 (AEST)", "from localhost ([127.0.0.1] helo=huckleberry.canonical.com)\n\tby huckleberry.canonical.com with esmtp (Exim 4.86_2)\n\t(envelope-from <kernel-team-bounces@lists.ubuntu.com>)\n\tid 1dvJzl-0002pe-5b; Fri, 22 Sep 2017 09:11:37 +0000", "from youngberry.canonical.com ([91.189.89.112])\n\tby huckleberry.canonical.com with esmtps\n\t(TLS1.0:DHE_RSA_AES_128_CBC_SHA1:128)\n\t(Exim 4.86_2) (envelope-from <shrirang.bagul@canonical.com>)\n\tid 1dvJzk-0002pB-AB\n\tfor kernel-team@lists.ubuntu.com; Fri, 22 Sep 2017 09:11:36 +0000", "from 1.general.shrirang--bagul.uk.vpn ([10.172.198.4]\n\thelo=snb-ubuntu.taipei) by youngberry.canonical.com with esmtpsa\n\t(TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32)\n\t(Exim 4.76) (envelope-from <shrirang.bagul@canonical.com>)\n\tid 1dvJzj-0001Ln-Gp\n\tfor kernel-team@lists.ubuntu.com; Fri, 22 Sep 2017 09:11:36 +0000" ], "From": "Shrirang Bagul <shrirang.bagul@canonical.com>", "To": "kernel-team@lists.ubuntu.com", "Subject": "[Xenial SRU][PATCH 0/3] Fix CVE-2015-8952", "Date": "Fri, 22 Sep 2017 17:11:27 +0800", "Message-Id": "<20170922091130.15674-1-shrirang.bagul@canonical.com>", "X-Mailer": "git-send-email 2.11.0", "X-BeenThere": "kernel-team@lists.ubuntu.com", "X-Mailman-Version": "2.1.20", "Precedence": "list", "List-Id": "Kernel team discussions <kernel-team.lists.ubuntu.com>", "List-Unsubscribe": "<https://lists.ubuntu.com/mailman/options/kernel-team>,\n\t<mailto:kernel-team-request@lists.ubuntu.com?subject=unsubscribe>", "List-Archive": "<https://lists.ubuntu.com/archives/kernel-team>", "List-Post": "<mailto:kernel-team@lists.ubuntu.com>", "List-Help": "<mailto:kernel-team-request@lists.ubuntu.com?subject=help>", "List-Subscribe": "<https://lists.ubuntu.com/mailman/listinfo/kernel-team>,\n\t<mailto:kernel-team-request@lists.ubuntu.com?subject=subscribe>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "base64", "Errors-To": "kernel-team-bounces@lists.ubuntu.com", "Sender": "\"kernel-team\" <kernel-team-bounces@lists.ubuntu.com>" }, "content": "This set of patches fixes CVE-2015-8952. The mbcache2 implementation and\next2 patches are a clean cherry-pick from upstream. The ext4 patch however\nis a backport to accomodate changes from patch:\n ext4: lock the xattr block before checksuming it\n (c6d5612f80923170dad06c04736984cc9bcc8568)\nmerged to fix LP:1658633\n\nJan Kara (3):\n mbcache2: reimplement mbcache\n ext2: convert to mbcache2\n ext4: convert to mbcache2\n\n fs/Makefile | 2 +-\n fs/ext2/ext2.h | 3 +\n fs/ext2/super.c | 25 ++--\n fs/ext2/xattr.c | 143 +++++++++----------\n fs/ext2/xattr.h | 21 +--\n fs/ext4/ext4.h | 2 +-\n fs/ext4/super.c | 7 +-\n fs/ext4/xattr.c | 136 +++++++++---------\n fs/ext4/xattr.h | 5 +-\n fs/mbcache2.c | 359 +++++++++++++++++++++++++++++++++++++++++++++++\n include/linux/mbcache2.h | 50 +++++++\n 11 files changed, 577 insertions(+), 176 deletions(-)\n create mode 100644 fs/mbcache2.c\n create mode 100644 include/linux/mbcache2.h" }