USN-6451-1

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Source

https://ubuntu.com/security/notices/USN-6451-1

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6451-1.json

JSON Data

https://api.osv.dev/v1/vulns/USN-6451-1

Upstream

CVE-2020-19189

UBUNTU-CVE-2020-19189

Related

UBUNTU-CVE-2020-19189

Published

2023-10-24T19:21:26.385478Z

Modified

2025-10-13T04:36:40Z

Summary

ncurses vulnerability

Details

It was discovered that ncurses could be made to read out of bounds. An attacker could possibly use this issue to cause a denial of service.

References

Affected packages

Ubuntu:Pro:14.04:LTS / ncurses

Package

Name: ncurses
Purl: pkg:deb/ubuntu/ncurses@5.9+20140118-1ubuntu1+esm4?arch=source&distro=trusty/esm

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

5.9+20140118-1ubuntu1+esm4

Affected versions

5.*

5.9+20130608-1ubuntu1

5.9+20131221-1ubuntu1

5.9+20140118-1ubuntu1

5.9+20140118-1ubuntu1+esm1

5.9+20140118-1ubuntu1+esm2

5.9+20140118-1ubuntu1+esm3

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "lib32ncurses5"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "lib32ncurses5-dev"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "lib32ncursesw5"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "lib32ncursesw5-dev"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "lib32tinfo-dev"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "lib32tinfo5"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "lib64ncurses5"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "lib64ncurses5-dev"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "lib64tinfo5"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "libncurses5"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "libncurses5-dev"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "libncursesw5"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "libncursesw5-dev"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "libtinfo-dev"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "libtinfo5"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "libx32ncurses5"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "libx32ncurses5-dev"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "libx32ncursesw5"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "libx32ncursesw5-dev"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "libx32tinfo-dev"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "libx32tinfo5"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "ncurses-base"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "ncurses-bin"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "ncurses-examples"
        },
        {
            "binary_version": "5.9+20140118-1ubuntu1+esm4",
            "binary_name": "ncurses-term"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:14.04:LTS",
    "cves": [
        {
            "id": "CVE-2020-19189",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:Pro:16.04:LTS / ncurses

Package

Name: ncurses
Purl: pkg:deb/ubuntu/ncurses@6.0+20160213-1ubuntu1+esm4?arch=source&distro=esm-infra/xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

6.0+20160213-1ubuntu1+esm4

Affected versions

5.*

5.9+20150516-2ubuntu1

6.*

6.0+20151024-2ubuntu1

6.0+20151024-2ubuntu2

6.0+20160213-1ubuntu1

6.0+20160213-1ubuntu1+esm1

6.0+20160213-1ubuntu1+esm2

6.0+20160213-1ubuntu1+esm3

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "lib32ncurses5"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "lib32ncurses5-dev"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "lib32ncursesw5"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "lib32ncursesw5-dev"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "lib32tinfo-dev"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "lib32tinfo5"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "lib64ncurses5"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "lib64ncurses5-dev"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "lib64tinfo5"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "libncurses5"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "libncurses5-dev"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "libncursesw5"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "libncursesw5-dev"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "libtinfo-dev"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "libtinfo5"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "libx32ncurses5"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "libx32ncurses5-dev"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "libx32ncursesw5"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "libx32ncursesw5-dev"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "libx32tinfo-dev"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "libx32tinfo5"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "ncurses-base"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "ncurses-bin"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "ncurses-examples"
        },
        {
            "binary_version": "6.0+20160213-1ubuntu1+esm4",
            "binary_name": "ncurses-term"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:16.04:LTS",
    "cves": [
        {
            "id": "CVE-2020-19189",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:Pro:18.04:LTS / ncurses

Package

Name: ncurses
Purl: pkg:deb/ubuntu/ncurses@6.1-1ubuntu1.18.04.1+esm1?arch=source&distro=esm-infra/bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

6.1-1ubuntu1.18.04.1+esm1

Affected versions

6.*

6.0+20160625-1ubuntu1

6.0+20171125-1ubuntu1

6.1-1ubuntu1

6.1-1ubuntu1.18.04

6.1-1ubuntu1.18.04.1

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "lib32ncurses5"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "lib32ncurses5-dev"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "lib32ncursesw5"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "lib32ncursesw5-dev"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "lib32tinfo-dev"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "lib32tinfo5"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "lib64ncurses5"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "lib64ncurses5-dev"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "lib64tinfo5"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "libncurses5"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "libncurses5-dev"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "libncursesw5"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "libncursesw5-dev"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "libtinfo-dev"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "libtinfo5"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "libx32ncurses5"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "libx32ncurses5-dev"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "libx32ncursesw5"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "libx32ncursesw5-dev"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "libx32tinfo-dev"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "libx32tinfo5"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "ncurses-base"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "ncurses-bin"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "ncurses-examples"
        },
        {
            "binary_version": "6.1-1ubuntu1.18.04.1+esm1",
            "binary_name": "ncurses-term"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:18.04:LTS",
    "cves": [
        {
            "id": "CVE-2020-19189",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}