USN-5672-1

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Source
https://ubuntu.com/security/notices/USN-5672-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5672-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-5672-1
Upstream
Related
Published
2022-10-12T12:54:58.792040Z
Modified
2025-10-13T04:36:07Z
Summary
GMP vulnerability
Details

It was discovered that GMP did not properly manage memory on 32-bit platforms when processing a specially crafted input. An attacker could possibly use this issue to cause applications using GMP to crash, resulting in a denial of service.

References

Affected packages

Ubuntu:Pro:16.04:LTS / gmp

Package

Name
gmp
Purl
pkg:deb/ubuntu/gmp@2:6.1.0+dfsg-2ubuntu0.1~esm1?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:6.1.0+dfsg-2ubuntu0.1~esm1

Affected versions

2:6.*

2:6.0.0+dfsg-7
2:6.1.0+dfsg-2

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "libgmp-dev",
            "binary_version": "2:6.1.0+dfsg-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libgmp10",
            "binary_version": "2:6.1.0+dfsg-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libgmp3-dev",
            "binary_version": "2:6.1.0+dfsg-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libgmpxx4ldbl",
            "binary_version": "2:6.1.0+dfsg-2ubuntu0.1~esm1"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2021-43618",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:16.04:LTS"
}

Ubuntu:18.04:LTS / gmp

Package

Name
gmp
Purl
pkg:deb/ubuntu/gmp@2:6.1.2+dfsg-2ubuntu0.1?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:6.1.2+dfsg-2ubuntu0.1

Affected versions

2:6.*

2:6.1.2+dfsg-1
2:6.1.2+dfsg-2

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libgmp-dev",
            "binary_version": "2:6.1.2+dfsg-2ubuntu0.1"
        },
        {
            "binary_name": "libgmp10",
            "binary_version": "2:6.1.2+dfsg-2ubuntu0.1"
        },
        {
            "binary_name": "libgmp3-dev",
            "binary_version": "2:6.1.2+dfsg-2ubuntu0.1"
        },
        {
            "binary_name": "libgmpxx4ldbl",
            "binary_version": "2:6.1.2+dfsg-2ubuntu0.1"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2021-43618",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:18.04:LTS"
}

Ubuntu:20.04:LTS / gmp

Package

Name
gmp
Purl
pkg:deb/ubuntu/gmp@2:6.2.0+dfsg-4ubuntu0.1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:6.2.0+dfsg-4ubuntu0.1

Affected versions

2:6.*

2:6.1.2+dfsg-4
2:6.2.0+dfsg-3
2:6.2.0+dfsg-4

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libgmp-dev",
            "binary_version": "2:6.2.0+dfsg-4ubuntu0.1"
        },
        {
            "binary_name": "libgmp10",
            "binary_version": "2:6.2.0+dfsg-4ubuntu0.1"
        },
        {
            "binary_name": "libgmp3-dev",
            "binary_version": "2:6.2.0+dfsg-4ubuntu0.1"
        },
        {
            "binary_name": "libgmpxx4ldbl",
            "binary_version": "2:6.2.0+dfsg-4ubuntu0.1"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2021-43618",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:20.04:LTS"
}