UBUNTU-CVE-2017-10911

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    UBUNTU-CVE-2017-10911

    Published: 4 Jul 2017Last Modified: 26 Aug 2026
    Upstream:
    CVE-2017-10911
    Aliases:
    USN-3414-1
    USN-3468-1
    USN-3468-2

    Summary:

    Details: The make_response function in drivers/block/xen-blkback/blkback.c in the Linux kernel before 4.11.8 allows guest OS users to obtain sensitive information from host OS (or other guest OS) kernel memory by leveraging the copying of uninitialized padding fields in Xen block-interface response structures, aka XSA-216.

    References: https://ubuntu.com/security/CVE-2017-10911, https://xenbits.xen.org/xsa/advisory-216.html, http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=089bc0143f489bd3a4578bdff5f4ca68fb26f341, http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.11.8, https://github.com/torvalds/linux/commit/089bc0143f489bd3a4578bdff5f4ca68fb26f341, https://ubuntu.com/security/notices/USN-3414-1, https://ubuntu.com/security/notices/USN-3468-1, https://ubuntu.com/security/notices/USN-3468-2, https://ubuntu.com/security/notices/USN-3469-1, https://ubuntu.com/security/notices/USN-3469-2, https://ubuntu.com/security/notices/USN-3468-3, https://ubuntu.com/security/notices/USN-3470-1, https://ubuntu.com/security/notices/USN-3470-2, https://www.cve.org/CVERecord?id=CVE-2017-10911

    Affected packages

    Package

    Name: linux

    Purl: pkg:deb/ubuntu/linux?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -3.13.0-135.184

    Affected versions

    3.11.0-12.19

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High