USN-4490-1

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Please try reporting it to the source first.

Source

https://ubuntu.com/security/notices/USN-4490-1

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4490-1.json

JSON Data

https://api.osv.dev/v1/vulns/USN-4490-1

Related

Published

2020-09-08T11:29:14.263525Z

Modified

2020-09-08T11:29:14.263525Z

Summary

xorg-server, xorg-server-hwe-16.04, xorg-server-hwe-18.04 vulnerability

Details

Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled the XkbSetNames function. A local attacker could possibly use this issue to escalate privileges.

References

Affected packages

Ubuntu:16.04:LTS / xorg-server

Package

Name: xorg-server
Purl: pkg:deb/ubuntu/xorg-server?arch=src?distro=xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2:1.18.4-0ubuntu0.10

Affected versions

2:1.*

2:1.17.2-1ubuntu9

2:1.17.2-1ubuntu10

2:1.17.3-2ubuntu1

2:1.17.3-2ubuntu2

2:1.17.3-2ubuntu3

2:1.17.3-2ubuntu4

2:1.18.1-1ubuntu3

2:1.18.1-1ubuntu4

2:1.18.3-1ubuntu1

2:1.18.3-1ubuntu2

2:1.18.3-1ubuntu2.2

2:1.18.3-1ubuntu2.3

2:1.18.4-0ubuntu0.1

2:1.18.4-0ubuntu0.2

2:1.18.4-0ubuntu0.3

2:1.18.4-0ubuntu0.4

2:1.18.4-0ubuntu0.6

2:1.18.4-0ubuntu0.7

2:1.18.4-0ubuntu0.8

2:1.18.4-0ubuntu0.9

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xdmx"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xdmx-dbgsym"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xdmx-tools"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xdmx-tools-dbgsym"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xmir"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xmir-dbgsym"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xnest"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xnest-dbgsym"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xorg-server-source"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xserver-common"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xserver-xephyr"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xserver-xephyr-dbgsym"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xserver-xorg-core"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xserver-xorg-core-dbg"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xserver-xorg-core-dbgsym"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xserver-xorg-core-udeb"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xserver-xorg-core-udeb-dbgsym"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xserver-xorg-dev"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xserver-xorg-legacy"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xserver-xorg-legacy-dbgsym"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xserver-xorg-xmir"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xvfb"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xvfb-dbgsym"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xwayland"
        },
        {
            "binary_version": "2:1.18.4-0ubuntu0.10",
            "binary_name": "xwayland-dbgsym"
        }
    ]
}

Ubuntu:16.04:LTS / xorg-server-hwe-16.04

Package

Name: xorg-server-hwe-16.04
Purl: pkg:deb/ubuntu/xorg-server-hwe-16.04?arch=src?distro=xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2:1.19.6-1ubuntu4.1~16.04.4

Affected versions

2:1.*

2:1.18.4-1ubuntu6.1~16.04.1

2:1.18.4-1ubuntu6.1~16.04.2

2:1.19.3-1ubuntu1~16.04.2

2:1.19.3-1ubuntu1~16.04.3

2:1.19.3-1ubuntu1~16.04.4

2:1.19.5-0ubuntu2~16.04.1

2:1.19.6-1ubuntu4~16.04.1

2:1.19.6-1ubuntu4.1~16.04.1

2:1.19.6-1ubuntu4.1~16.04.2

2:1.19.6-1ubuntu4.1~16.04.3

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "2:1.19.6-1ubuntu4.1~16.04.4",
            "binary_name": "xmir-hwe-16.04"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.1~16.04.4",
            "binary_name": "xmir-hwe-16.04-dbgsym"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.1~16.04.4",
            "binary_name": "xorg-server-source-hwe-16.04"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.1~16.04.4",
            "binary_name": "xserver-xephyr-hwe-16.04"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.1~16.04.4",
            "binary_name": "xserver-xephyr-hwe-16.04-dbgsym"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.1~16.04.4",
            "binary_name": "xserver-xorg-core-hwe-16.04"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.1~16.04.4",
            "binary_name": "xserver-xorg-core-hwe-16.04-dbgsym"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.1~16.04.4",
            "binary_name": "xserver-xorg-dev-hwe-16.04"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.1~16.04.4",
            "binary_name": "xserver-xorg-legacy-hwe-16.04"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.1~16.04.4",
            "binary_name": "xserver-xorg-legacy-hwe-16.04-dbgsym"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.1~16.04.4",
            "binary_name": "xwayland-hwe-16.04"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.1~16.04.4",
            "binary_name": "xwayland-hwe-16.04-dbgsym"
        }
    ]
}

Ubuntu:18.04:LTS / xorg-server

Package

Name: xorg-server
Purl: pkg:deb/ubuntu/xorg-server?arch=src?distro=bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2:1.19.6-1ubuntu4.6

Affected versions

2:1.*

2:1.19.5-0ubuntu2

2:1.19.6-1ubuntu1

2:1.19.6-1ubuntu2

2:1.19.6-1ubuntu3

2:1.19.6-1ubuntu4

2:1.19.6-1ubuntu4.1

2:1.19.6-1ubuntu4.2

2:1.19.6-1ubuntu4.3

2:1.19.6-1ubuntu4.4

2:1.19.6-1ubuntu4.5

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "2:1.19.6-1ubuntu4.6",
            "binary_name": "xdmx"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.6",
            "binary_name": "xdmx-dbgsym"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.6",
            "binary_name": "xdmx-tools"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.6",
            "binary_name": "xdmx-tools-dbgsym"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.6",
            "binary_name": "xmir"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.6",
            "binary_name": "xmir-dbgsym"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.6",
            "binary_name": "xnest"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.6",
            "binary_name": "xnest-dbgsym"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.6",
            "binary_name": "xorg-server-source"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.6",
            "binary_name": "xserver-common"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.6",
            "binary_name": "xserver-xephyr"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.6",
            "binary_name": "xserver-xephyr-dbgsym"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.6",
            "binary_name": "xserver-xorg-core"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.6",
            "binary_name": "xserver-xorg-core-dbgsym"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.6",
            "binary_name": "xserver-xorg-core-udeb"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.6",
            "binary_name": "xserver-xorg-dev"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.6",
            "binary_name": "xserver-xorg-legacy"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.6",
            "binary_name": "xserver-xorg-legacy-dbgsym"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.6",
            "binary_name": "xserver-xorg-xmir"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.6",
            "binary_name": "xvfb"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.6",
            "binary_name": "xvfb-dbgsym"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.6",
            "binary_name": "xwayland"
        },
        {
            "binary_version": "2:1.19.6-1ubuntu4.6",
            "binary_name": "xwayland-dbgsym"
        }
    ]
}

Ubuntu:18.04:LTS / xorg-server-hwe-18.04

Package

Name: xorg-server-hwe-18.04
Purl: pkg:deb/ubuntu/xorg-server-hwe-18.04?arch=src?distro=bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2:1.20.8-2ubuntu2.2~18.04.3

Affected versions

2:1.*

2:1.20.1-3ubuntu2.1~18.04.1

2:1.20.4-1ubuntu3~18.04.1

2:1.20.5+git20191008-0ubuntu1~18.04.1

2:1.20.8-2ubuntu2.1~18.04.1

2:1.20.8-2ubuntu2.2~18.04.1

2:1.20.8-2ubuntu2.2~18.04.2

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "2:1.20.8-2ubuntu2.2~18.04.3",
            "binary_name": "xorg-server-source-hwe-18.04"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.2~18.04.3",
            "binary_name": "xserver-xephyr-hwe-18.04"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.2~18.04.3",
            "binary_name": "xserver-xephyr-hwe-18.04-dbgsym"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.2~18.04.3",
            "binary_name": "xserver-xorg-core-hwe-18.04"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.2~18.04.3",
            "binary_name": "xserver-xorg-core-hwe-18.04-dbgsym"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.2~18.04.3",
            "binary_name": "xserver-xorg-dev-hwe-18.04"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.2~18.04.3",
            "binary_name": "xserver-xorg-legacy-hwe-18.04"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.2~18.04.3",
            "binary_name": "xserver-xorg-legacy-hwe-18.04-dbgsym"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.2~18.04.3",
            "binary_name": "xwayland-hwe-18.04"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.2~18.04.3",
            "binary_name": "xwayland-hwe-18.04-dbgsym"
        }
    ]
}

Ubuntu:20.04:LTS / xorg-server

Package

Name: xorg-server
Purl: pkg:deb/ubuntu/xorg-server?arch=src?distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2:1.20.8-2ubuntu2.4

Affected versions

2:1.*

2:1.20.5+git20191008-0ubuntu1

2:1.20.6-1ubuntu1

2:1.20.7-2ubuntu1

2:1.20.7-2ubuntu2

2:1.20.8-2ubuntu2

2:1.20.8-2ubuntu2.1

2:1.20.8-2ubuntu2.2

2:1.20.8-2ubuntu2.3

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "2:1.20.8-2ubuntu2.4",
            "binary_name": "xdmx"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.4",
            "binary_name": "xdmx-dbgsym"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.4",
            "binary_name": "xdmx-tools"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.4",
            "binary_name": "xdmx-tools-dbgsym"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.4",
            "binary_name": "xnest"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.4",
            "binary_name": "xnest-dbgsym"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.4",
            "binary_name": "xorg-server-source"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.4",
            "binary_name": "xserver-common"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.4",
            "binary_name": "xserver-xephyr"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.4",
            "binary_name": "xserver-xephyr-dbgsym"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.4",
            "binary_name": "xserver-xorg-core"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.4",
            "binary_name": "xserver-xorg-core-dbgsym"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.4",
            "binary_name": "xserver-xorg-core-udeb"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.4",
            "binary_name": "xserver-xorg-dev"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.4",
            "binary_name": "xserver-xorg-legacy"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.4",
            "binary_name": "xserver-xorg-legacy-dbgsym"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.4",
            "binary_name": "xvfb"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.4",
            "binary_name": "xvfb-dbgsym"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.4",
            "binary_name": "xwayland"
        },
        {
            "binary_version": "2:1.20.8-2ubuntu2.4",
            "binary_name": "xwayland-dbgsym"
        }
    ]
}