USN-4464-1

It was discovered that GNOME Shell incorrectly handled the login screen password dialog. Sensitive information could possibly be exposed during user logout.

References

Affected packages

Ubuntu:20.04:LTS / gnome-shell

Package

Name: gnome-shell
Purl: pkg:deb/ubuntu/gnome-shell@3.36.4-1ubuntu1~20.04.2?arch=source&distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

3.36.4-1ubuntu1~20.04.2

Affected versions

3.*

3.34.1-1ubuntu1

3.34.1+git20191024-1ubuntu1

3.34.3-1ubuntu1

3.35.91-1ubuntu2

3.36.0-2ubuntu1

3.36.0-2ubuntu2

3.36.1-4ubuntu1

3.36.1-5ubuntu1

3.36.1-5ubuntu2

3.36.2-1ubuntu1~20.04.1

3.36.3-1ubuntu1~20.04.2

3.36.4-1ubuntu1~20.04.1

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "gnome-shell",
            "binary_version": "3.36.4-1ubuntu1~20.04.2"
        },
        {
            "binary_name": "gnome-shell-common",
            "binary_version": "3.36.4-1ubuntu1~20.04.2"
        },
        {
            "binary_name": "gnome-shell-extension-prefs",
            "binary_version": "3.36.4-1ubuntu1~20.04.2"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2020-17489",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:20.04:LTS"
}

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4464-1.json"