USN-6684-1

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Source
https://ubuntu.com/security/notices/USN-6684-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6684-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-6684-1
Upstream
Related
Published
2024-03-07T20:52:17.564531Z
Modified
2025-10-13T04:36:48Z
Summary
ncurses vulnerability
Details

It was discovered that ncurses incorrectly handled certain function return values, possibly leading to segmentation fault. A local attacker could possibly use this to cause a denial of service (system crash).

References

Affected packages

Ubuntu:Pro:14.04:LTS / ncurses

Package

Name
ncurses
Purl
pkg:deb/ubuntu/ncurses@5.9+20140118-1ubuntu1+esm5?arch=source&distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.9+20140118-1ubuntu1+esm5

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
5.9+20140118-1ubuntu1+esm4

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "lib32ncurses5",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "lib32ncurses5-dev",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "lib32ncursesw5",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "lib32ncursesw5-dev",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "lib32tinfo-dev",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "lib32tinfo5",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "lib64ncurses5",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "lib64ncurses5-dev",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "lib64tinfo5",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "libncurses5",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "libncurses5-dev",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "libncursesw5",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "libncursesw5-dev",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "libtinfo-dev",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "libtinfo5",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "libx32ncurses5",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "libx32ncurses5-dev",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "libx32ncursesw5",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "libx32ncursesw5-dev",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "libx32tinfo-dev",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "libx32tinfo5",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "ncurses-base",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "ncurses-bin",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "ncurses-examples",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        },
        {
            "binary_name": "ncurses-term",
            "binary_version": "5.9+20140118-1ubuntu1+esm5"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2023-50495",
            "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": "low"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:14.04:LTS"
}

Ubuntu:Pro:16.04:LTS / ncurses

Package

Name
ncurses
Purl
pkg:deb/ubuntu/ncurses@6.0+20160213-1ubuntu1+esm5?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+esm5

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
6.0+20160213-1ubuntu1+esm4

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "lib32ncurses5",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "lib32ncurses5-dev",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "lib32ncursesw5",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "lib32ncursesw5-dev",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "lib32tinfo-dev",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "lib32tinfo5",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "lib64ncurses5",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "lib64ncurses5-dev",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "lib64tinfo5",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "libncurses5",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "libncurses5-dev",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "libncursesw5",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "libncursesw5-dev",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "libtinfo-dev",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "libtinfo5",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "libx32ncurses5",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "libx32ncurses5-dev",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "libx32ncursesw5",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "libx32ncursesw5-dev",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "libx32tinfo-dev",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "libx32tinfo5",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "ncurses-base",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "ncurses-bin",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "ncurses-examples",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        },
        {
            "binary_name": "ncurses-term",
            "binary_version": "6.0+20160213-1ubuntu1+esm5"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2023-50495",
            "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": "low"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:16.04:LTS"
}

Ubuntu:Pro:18.04:LTS / ncurses

Package

Name
ncurses
Purl
pkg:deb/ubuntu/ncurses@6.1-1ubuntu1.18.04.1+esm2?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+esm2

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
6.1-1ubuntu1.18.04.1+esm1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "lib32ncurses5",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "lib32ncurses5-dev",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "lib32ncursesw5",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "lib32ncursesw5-dev",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "lib32tinfo-dev",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "lib32tinfo5",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "lib64ncurses5",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "lib64ncurses5-dev",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "lib64tinfo5",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "libncurses5",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "libncurses5-dev",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "libncursesw5",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "libncursesw5-dev",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "libtinfo-dev",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "libtinfo5",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "libx32ncurses5",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "libx32ncurses5-dev",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "libx32ncursesw5",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "libx32ncursesw5-dev",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "libx32tinfo-dev",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "libx32tinfo5",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "ncurses-base",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "ncurses-bin",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "ncurses-examples",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        },
        {
            "binary_name": "ncurses-term",
            "binary_version": "6.1-1ubuntu1.18.04.1+esm2"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2023-50495",
            "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": "low"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:18.04:LTS"
}