USN-5244-2

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Source

https://ubuntu.com/security/notices/USN-5244-2

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5244-2.json

JSON Data

https://api.test.osv.dev/v1/vulns/USN-5244-2

Related

Published

2022-05-09T05:55:53.689835Z

Modified

2022-05-09T05:55:53.689835Z

Summary

dbus vulnerability

Details

USN-5244-1 fixed a vulnerability in DBus. This update provides the corresponding update for Ubuntu 18.04 LTS and Ubuntu 20.04 LTS.

Original advisory details:

Daniel Onaca discovered that DBus contained a use-after-free vulnerability, caused by the incorrect handling of usernames sharing the same UID. An attacker could possibly use this issue to cause DBus to crash, resulting in a denial of service.

References

Affected packages

Ubuntu:18.04:LTS / dbus

Package

Name: dbus
Purl: pkg:deb/ubuntu/dbus?arch=src?distro=bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1.12.2-1ubuntu1.3

Affected versions

1.*

1.10.22-1ubuntu1

1.12.0-1ubuntu1

1.12.2-1ubuntu1

1.12.2-1ubuntu1.1

1.12.2-1ubuntu1.2

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "1.12.2-1ubuntu1.3",
            "binary_name": "dbus"
        },
        {
            "binary_version": "1.12.2-1ubuntu1.3",
            "binary_name": "dbus-1-doc"
        },
        {
            "binary_version": "1.12.2-1ubuntu1.3",
            "binary_name": "dbus-dbgsym"
        },
        {
            "binary_version": "1.12.2-1ubuntu1.3",
            "binary_name": "dbus-tests"
        },
        {
            "binary_version": "1.12.2-1ubuntu1.3",
            "binary_name": "dbus-tests-dbgsym"
        },
        {
            "binary_version": "1.12.2-1ubuntu1.3",
            "binary_name": "dbus-udeb"
        },
        {
            "binary_version": "1.12.2-1ubuntu1.3",
            "binary_name": "dbus-user-session"
        },
        {
            "binary_version": "1.12.2-1ubuntu1.3",
            "binary_name": "dbus-x11"
        },
        {
            "binary_version": "1.12.2-1ubuntu1.3",
            "binary_name": "dbus-x11-dbgsym"
        },
        {
            "binary_version": "1.12.2-1ubuntu1.3",
            "binary_name": "libdbus-1-3"
        },
        {
            "binary_version": "1.12.2-1ubuntu1.3",
            "binary_name": "libdbus-1-3-dbgsym"
        },
        {
            "binary_version": "1.12.2-1ubuntu1.3",
            "binary_name": "libdbus-1-3-udeb"
        },
        {
            "binary_version": "1.12.2-1ubuntu1.3",
            "binary_name": "libdbus-1-dev"
        }
    ]
}

Ubuntu:20.04:LTS / dbus

Package

Name: dbus
Purl: pkg:deb/ubuntu/dbus?arch=src?distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1.12.16-2ubuntu2.2

Affected versions

1.*

1.12.14-1ubuntu2

1.12.16-2ubuntu1

1.12.16-2ubuntu2

1.12.16-2ubuntu2.1

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "1.12.16-2ubuntu2.2",
            "binary_name": "dbus"
        },
        {
            "binary_version": "1.12.16-2ubuntu2.2",
            "binary_name": "dbus-1-doc"
        },
        {
            "binary_version": "1.12.16-2ubuntu2.2",
            "binary_name": "dbus-dbgsym"
        },
        {
            "binary_version": "1.12.16-2ubuntu2.2",
            "binary_name": "dbus-tests"
        },
        {
            "binary_version": "1.12.16-2ubuntu2.2",
            "binary_name": "dbus-tests-dbgsym"
        },
        {
            "binary_version": "1.12.16-2ubuntu2.2",
            "binary_name": "dbus-udeb"
        },
        {
            "binary_version": "1.12.16-2ubuntu2.2",
            "binary_name": "dbus-user-session"
        },
        {
            "binary_version": "1.12.16-2ubuntu2.2",
            "binary_name": "dbus-x11"
        },
        {
            "binary_version": "1.12.16-2ubuntu2.2",
            "binary_name": "dbus-x11-dbgsym"
        },
        {
            "binary_version": "1.12.16-2ubuntu2.2",
            "binary_name": "libdbus-1-3"
        },
        {
            "binary_version": "1.12.16-2ubuntu2.2",
            "binary_name": "libdbus-1-3-dbgsym"
        },
        {
            "binary_version": "1.12.16-2ubuntu2.2",
            "binary_name": "libdbus-1-3-udeb"
        },
        {
            "binary_version": "1.12.16-2ubuntu2.2",
            "binary_name": "libdbus-1-dev"
        }
    ]
}