UBUNTU-CVE-2021-43618

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Source
https://ubuntu.com/security/CVE-2021-43618
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-43618.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2021-43618
Upstream
Downstream
Related
Published
2021-11-15T04:15:00Z
Modified
2025-09-08T16:47:25Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

GNU Multiple Precision Arithmetic Library (GMP) through 6.2.1 has an mpz/inp_raw.c integer overflow and resultant buffer overflow via crafted input, leading to a segmentation fault on 32-bit platforms.

References

Affected packages

Ubuntu:Pro:14.04:LTS / gmp

Package

Name
gmp
Purl
pkg:deb/ubuntu/gmp@2:5.1.3+dfsg-1ubuntu1+esm1?arch=source&distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:5.1.3+dfsg-1ubuntu1+esm1

Affected versions

2:5.*

2:5.1.2+dfsg-2ubuntu1
2:5.1.2+dfsg-3ubuntu2
2:5.1.2+dfsg-3ubuntu3
2:5.1.3+dfsg-1ubuntu1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "libgmp-dev",
            "binary_version": "2:5.1.3+dfsg-1ubuntu1+esm1"
        },
        {
            "binary_name": "libgmp10",
            "binary_version": "2:5.1.3+dfsg-1ubuntu1+esm1"
        },
        {
            "binary_name": "libgmp3-dev",
            "binary_version": "2:5.1.3+dfsg-1ubuntu1+esm1"
        },
        {
            "binary_name": "libgmpxx4ldbl",
            "binary_version": "2:5.1.3+dfsg-1ubuntu1+esm1"
        }
    ]
}

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"
        }
    ]
}

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"
        }
    ]
}

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"
        }
    ]
}