UBUNTU-CVE-2021-33198

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/CVE-2021-33198
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-33198.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2021-33198
Upstream
Published
2021-08-02T19:15:00Z
Modified
2025-10-24T04:50:22Z
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

In Go before 1.15.13 and 1.16.x before 1.16.5, there can be a panic for a large exponent to the math/big.Rat SetString or UnmarshalText method.

References

Affected packages

Ubuntu:Pro:18.04:LTS / golang-1.16

Package

Name
golang-1.16
Purl
pkg:deb/ubuntu/golang-1.16@1.16.2-0ubuntu1~18.04.2+esm1?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.16.2-0ubuntu1~18.04.2
1.16.2-0ubuntu1~18.04.2+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.16.2-0ubuntu1~18.04.2+esm1",
            "binary_name": "golang-1.16"
        },
        {
            "binary_version": "1.16.2-0ubuntu1~18.04.2+esm1",
            "binary_name": "golang-1.16-go"
        },
        {
            "binary_version": "1.16.2-0ubuntu1~18.04.2+esm1",
            "binary_name": "golang-1.16-src"
        }
    ]
}

Ubuntu:18.04:LTS / golang-1.8

Package

Name
golang-1.8
Purl
pkg:deb/ubuntu/golang-1.8@1.8.3-2ubuntu1.18.04.1?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.8.3-2ubuntu1
1.8.3-2ubuntu1.18.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.8.3-2ubuntu1.18.04.1",
            "binary_name": "golang-1.8"
        },
        {
            "binary_version": "1.8.3-2ubuntu1.18.04.1",
            "binary_name": "golang-1.8-go"
        },
        {
            "binary_version": "1.8.3-2ubuntu1.18.04.1",
            "binary_name": "golang-1.8-go-shared-dev"
        },
        {
            "binary_version": "1.8.3-2ubuntu1.18.04.1",
            "binary_name": "golang-1.8-src"
        },
        {
            "binary_version": "1.8.3-2ubuntu1.18.04.1",
            "binary_name": "libgolang-1.8-std1"
        }
    ]
}

Ubuntu:Pro:20.04:LTS / golang-1.16

Package

Name
golang-1.16
Purl
pkg:deb/ubuntu/golang-1.16@1.16.2-0ubuntu1~20.04.1+esm1?arch=source&distro=esm-apps/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.16.2-0ubuntu1~20.04
1.16.2-0ubuntu1~20.04.1
1.16.2-0ubuntu1~20.04.1+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.16.2-0ubuntu1~20.04.1+esm1",
            "binary_name": "golang-1.16"
        },
        {
            "binary_version": "1.16.2-0ubuntu1~20.04.1+esm1",
            "binary_name": "golang-1.16-go"
        },
        {
            "binary_version": "1.16.2-0ubuntu1~20.04.1+esm1",
            "binary_name": "golang-1.16-src"
        }
    ]
}