UBUNTU-CVE-2016-9386

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Source

https://ubuntu.com/security/CVE-2016-9386

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-9386.json

JSON Data

https://api.osv.dev/v1/vulns/UBUNTU-CVE-2016-9386

Related

CVE-2016-9386

Published

2017-01-23T21:59:00Z

Modified

2017-01-23T21:59:00Z

Severity

7.8 (High) CVSS_V3 - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator

Summary

[none]

Details

The x86 emulator in Xen does not properly treat x86 NULL segments as unusable when accessing memory, which might allow local HVM guest users to gain privileges via vectors involving "unexpected" base/limit values.

References

Affected packages

Ubuntu:14.04:LTS / xen

Package

Name: xen
Purl: pkg:deb/ubuntu/xen?arch=src?distro=trusty

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

4.4.2-0ubuntu0.14.04.9

Affected versions

4.*

4.3.0-1ubuntu1

4.3.0-1ubuntu2

4.3.0-1ubuntu3

4.3.0-1ubuntu4

4.3.0-1ubuntu5

4.4.0-0ubuntu3

4.4.0-0ubuntu4

4.4.0-0ubuntu5

4.4.0-0ubuntu5.1

4.4.0-0ubuntu5.2

4.4.1-0ubuntu0.14.04.1

4.4.1-0ubuntu0.14.04.2

4.4.1-0ubuntu0.14.04.3

4.4.1-0ubuntu0.14.04.4

4.4.1-0ubuntu0.14.04.5

4.4.1-0ubuntu0.14.04.6

4.4.2-0ubuntu0.14.04.1

4.4.2-0ubuntu0.14.04.2

4.4.2-0ubuntu0.14.04.3

4.4.2-0ubuntu0.14.04.4

4.4.2-0ubuntu0.14.04.5

4.4.2-0ubuntu0.14.04.6

4.4.2-0ubuntu0.14.04.7

Ecosystem specific

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "4.4.2-0ubuntu0.14.04.9",
            "binary_name": "libxen-4.4"
        },
        {
            "binary_version": "4.4.2-0ubuntu0.14.04.9",
            "binary_name": "libxen-4.4-dbgsym"
        },
        {
            "binary_version": "4.4.2-0ubuntu0.14.04.9",
            "binary_name": "libxen-dev"
        },
        {
            "binary_version": "4.4.2-0ubuntu0.14.04.9",
            "binary_name": "libxen-ocaml"
        },
        {
            "binary_version": "4.4.2-0ubuntu0.14.04.9",
            "binary_name": "libxen-ocaml-dbgsym"
        },
        {
            "binary_version": "4.4.2-0ubuntu0.14.04.9",
            "binary_name": "libxen-ocaml-dev"
        },
        {
            "binary_version": "4.4.2-0ubuntu0.14.04.9",
            "binary_name": "libxenstore3.0"
        },
        {
            "binary_version": "4.4.2-0ubuntu0.14.04.9",
            "binary_name": "libxenstore3.0-dbgsym"
        },
        {
            "binary_version": "4.4.2-0ubuntu0.14.04.9",
            "binary_name": "xen-hypervisor-4.1-amd64"
        },
        {
            "binary_version": "4.4.2-0ubuntu0.14.04.9",
            "binary_name": "xen-hypervisor-4.3-amd64"
        },
        {
            "binary_version": "4.4.2-0ubuntu0.14.04.9",
            "binary_name": "xen-hypervisor-4.3-armhf"
        },
        {
            "binary_version": "4.4.2-0ubuntu0.14.04.9",
            "binary_name": "xen-hypervisor-4.4-amd64"
        },
        {
            "binary_version": "4.4.2-0ubuntu0.14.04.9",
            "binary_name": "xen-hypervisor-4.4-arm64"
        },
        {
            "binary_version": "4.4.2-0ubuntu0.14.04.9",
            "binary_name": "xen-hypervisor-4.4-armhf"
        },
        {
            "binary_version": "4.4.2-0ubuntu0.14.04.9",
            "binary_name": "xen-system-amd64"
        },
        {
            "binary_version": "4.4.2-0ubuntu0.14.04.9",
            "binary_name": "xen-system-arm64"
        },
        {
            "binary_version": "4.4.2-0ubuntu0.14.04.9",
            "binary_name": "xen-system-armhf"
        },
        {
            "binary_version": "4.4.2-0ubuntu0.14.04.9",
            "binary_name": "xen-utils-4.4"
        },
        {
            "binary_version": "4.4.2-0ubuntu0.14.04.9",
            "binary_name": "xen-utils-4.4-dbgsym"
        },
        {
            "binary_version": "4.4.2-0ubuntu0.14.04.9",
            "binary_name": "xen-utils-common"
        },
        {
            "binary_version": "4.4.2-0ubuntu0.14.04.9",
            "binary_name": "xenstore-utils"
        },
        {
            "binary_version": "4.4.2-0ubuntu0.14.04.9",
            "binary_name": "xenstore-utils-dbgsym"
        }
    ]
}

Ubuntu:16.04:LTS / xen

Package

Name: xen
Purl: pkg:deb/ubuntu/xen?arch=src?distro=xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

4.6.0-1ubuntu4.3

Affected versions

4.*

4.5.1-0ubuntu1

4.5.1-0ubuntu2

4.6.0-1ubuntu1

4.6.0-1ubuntu2

4.6.0-1ubuntu4

4.6.0-1ubuntu4.1

4.6.0-1ubuntu4.2

Ecosystem specific

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "4.6.0-1ubuntu4.3",
            "binary_name": "libxen-4.6"
        },
        {
            "binary_version": "4.6.0-1ubuntu4.3",
            "binary_name": "libxen-4.6-dbgsym"
        },
        {
            "binary_version": "4.6.0-1ubuntu4.3",
            "binary_name": "libxen-dev"
        },
        {
            "binary_version": "4.6.0-1ubuntu4.3",
            "binary_name": "libxenstore3.0"
        },
        {
            "binary_version": "4.6.0-1ubuntu4.3",
            "binary_name": "libxenstore3.0-dbgsym"
        },
        {
            "binary_version": "4.6.0-1ubuntu4.3",
            "binary_name": "xen-hypervisor-4.4-amd64"
        },
        {
            "binary_version": "4.6.0-1ubuntu4.3",
            "binary_name": "xen-hypervisor-4.4-arm64"
        },
        {
            "binary_version": "4.6.0-1ubuntu4.3",
            "binary_name": "xen-hypervisor-4.4-armhf"
        },
        {
            "binary_version": "4.6.0-1ubuntu4.3",
            "binary_name": "xen-hypervisor-4.5-amd64"
        },
        {
            "binary_version": "4.6.0-1ubuntu4.3",
            "binary_name": "xen-hypervisor-4.5-arm64"
        },
        {
            "binary_version": "4.6.0-1ubuntu4.3",
            "binary_name": "xen-hypervisor-4.5-armhf"
        },
        {
            "binary_version": "4.6.0-1ubuntu4.3",
            "binary_name": "xen-hypervisor-4.6-amd64"
        },
        {
            "binary_version": "4.6.0-1ubuntu4.3",
            "binary_name": "xen-hypervisor-4.6-arm64"
        },
        {
            "binary_version": "4.6.0-1ubuntu4.3",
            "binary_name": "xen-hypervisor-4.6-armhf"
        },
        {
            "binary_version": "4.6.0-1ubuntu4.3",
            "binary_name": "xen-system-amd64"
        },
        {
            "binary_version": "4.6.0-1ubuntu4.3",
            "binary_name": "xen-system-arm64"
        },
        {
            "binary_version": "4.6.0-1ubuntu4.3",
            "binary_name": "xen-system-armhf"
        },
        {
            "binary_version": "4.6.0-1ubuntu4.3",
            "binary_name": "xen-utils-4.6"
        },
        {
            "binary_version": "4.6.0-1ubuntu4.3",
            "binary_name": "xen-utils-4.6-dbgsym"
        },
        {
            "binary_version": "4.6.0-1ubuntu4.3",
            "binary_name": "xen-utils-common"
        },
        {
            "binary_version": "4.6.0-1ubuntu4.3",
            "binary_name": "xenstore-utils"
        },
        {
            "binary_version": "4.6.0-1ubuntu4.3",
            "binary_name": "xenstore-utils-dbgsym"
        }
    ]
}