UBUNTU-CVE-2021-4235

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Source

https://ubuntu.com/security/CVE-2021-4235

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-4235.json

JSON Data

https://api.osv.dev/v1/vulns/UBUNTU-CVE-2021-4235

Related

Published

2022-12-27T22:15:00Z

Modified

2024-10-15T14:08:28Z

Severity

5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator

Summary

[none]

Details

Due to unbounded alias chasing, a maliciously crafted YAML file can cause the system to consume significant system resources. If parsing user input, this may be used as a denial of service vector.

References

Affected packages

Ubuntu:Pro:16.04:LTS / golang-yaml.v2

Package

Name: golang-yaml.v2
Purl: pkg:deb/ubuntu/golang-yaml.v2?arch=src?distro=esm-infra/xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0.0+git20160301.0.a83829b-1ubuntu0.1~esm1

Affected versions

0.*

0.0+git20150627.7ad95dd-1

0.0+git20160301.0.a83829b-1

Ecosystem specific

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "0.0+git20160301.0.a83829b-1ubuntu0.1~esm1",
            "binary_name": "golang-yaml.v2-dev"
        }
    ]
}

Ubuntu:Pro:18.04:LTS / golang-yaml.v2

Package

Name: golang-yaml.v2
Purl: pkg:deb/ubuntu/golang-yaml.v2?arch=src?distro=esm-apps/bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0.0+git20170407.0.cd8b52f-1ubuntu2+esm1

Affected versions

0.*

0.0+git20170407.0.cd8b52f-1ubuntu1

0.0+git20170407.0.cd8b52f-1ubuntu2

Ecosystem specific

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "0.0+git20170407.0.cd8b52f-1ubuntu2+esm1",
            "binary_name": "golang-gopkg-yaml.v2-dev"
        },
        {
            "binary_version": "0.0+git20170407.0.cd8b52f-1ubuntu2+esm1",
            "binary_name": "golang-yaml.v2-dev"
        }
    ]
}

Ubuntu:Pro:18.04:LTS / singularity-container

Package

Name: singularity-container
Purl: pkg:deb/ubuntu/singularity-container?arch=src?distro=esm-apps/bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.3.1-2

2.3.2-1

2.4.1-1

2.4.2-2

2.4.2-3

2.4.2-4

2.4.2-4ubuntu0.1~esm1

Ecosystem specific

{
    "ubuntu_priority": "medium"
}

Ubuntu:Pro:18.04:LTS / webhook

Package

Name: webhook
Purl: pkg:deb/ubuntu/webhook?arch=src?distro=esm-apps/bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.5.0-1

2.5.0-2

Ecosystem specific

{
    "ubuntu_priority": "medium"
}

Ubuntu:20.04:LTS / golang-github-coreos-discovery-etcd-io

Package

Name: golang-github-coreos-discovery-etcd-io
Purl: pkg:deb/ubuntu/golang-github-coreos-discovery-etcd-io?arch=src?distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.0.0+git2019.04.19.git.78fb45d3c9-1

Ecosystem specific

{
    "ubuntu_priority": "medium"
}

Ubuntu:20.04:LTS / golang-yaml.v2

Package

Name: golang-yaml.v2
Purl: pkg:deb/ubuntu/golang-yaml.v2?arch=src?distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2.2.2-1ubuntu0.1

Affected versions

2.*

2.2.2-1

Ecosystem specific

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "2.2.2-1ubuntu0.1",
            "binary_name": "golang-gopkg-yaml.v2-dev"
        },
        {
            "binary_version": "2.2.2-1ubuntu0.1",
            "binary_name": "golang-yaml.v2-dev"
        }
    ]
}

Ubuntu:20.04:LTS / kubernetes

Package

Name: kubernetes
Purl: pkg:deb/ubuntu/kubernetes?arch=src?distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.0

Ecosystem specific

{
    "ubuntu_priority": "medium"
}

Ubuntu:20.04:LTS / webhook

Package

Name: webhook
Purl: pkg:deb/ubuntu/webhook?arch=src?distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.6.9-1

Ecosystem specific

{
    "ubuntu_priority": "medium"
}

Ubuntu:22.04:LTS / golang-github-coreos-discovery-etcd-io

Package

Name: golang-github-coreos-discovery-etcd-io
Purl: pkg:deb/ubuntu/golang-github-coreos-discovery-etcd-io?arch=src?distro=jammy

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.0.0+git2019.04.19.git.78fb45d3c9-4

Ecosystem specific

{
    "ubuntu_priority": "medium"
}

Ubuntu:22.04:LTS / kubernetes

Package

Name: kubernetes
Purl: pkg:deb/ubuntu/kubernetes?arch=src?distro=jammy

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.0

Ecosystem specific

{
    "ubuntu_priority": "medium"
}

Ubuntu:22.04:LTS / webhook

Package

Name: webhook
Purl: pkg:deb/ubuntu/webhook?arch=src?distro=jammy

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.6.9-1build2

2.8.0-3

Ecosystem specific

{
    "ubuntu_priority": "medium"
}

Ubuntu:24.10 / golang-github-coreos-discovery-etcd-io

Package

Name: golang-github-coreos-discovery-etcd-io
Purl: pkg:deb/ubuntu/golang-github-coreos-discovery-etcd-io?arch=src?distro=oracular

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.0.0+git2019.04.19.git.78fb45d3c9-4build1

Ecosystem specific

{
    "ubuntu_priority": "medium"
}

Ubuntu:24.10 / kubernetes

Package

Name: kubernetes
Purl: pkg:deb/ubuntu/kubernetes?arch=src?distro=oracular

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.0

Ecosystem specific

{
    "ubuntu_priority": "medium"
}

Ubuntu:24.10 / singularity-container

Package

Name: singularity-container
Purl: pkg:deb/ubuntu/singularity-container?arch=src?distro=oracular

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

4.*

4.1.1+ds2-1build1

4.1.2+ds1-1

Ecosystem specific

{
    "ubuntu_priority": "medium"
}

Ubuntu:24.10 / webhook

Package

Name: webhook
Purl: pkg:deb/ubuntu/webhook?arch=src?distro=oracular

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.8.0-4build1

Ecosystem specific

{
    "ubuntu_priority": "medium"
}

Ubuntu:24.04:LTS / golang-github-coreos-discovery-etcd-io

Package

Name: golang-github-coreos-discovery-etcd-io
Purl: pkg:deb/ubuntu/golang-github-coreos-discovery-etcd-io?arch=src?distro=noble

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.0.0+git2019.04.19.git.78fb45d3c9-4build1

2.0.0+git2019.04.19.git.78fb45d3c9-4ubuntu0.24.04.1

Ecosystem specific

{
    "ubuntu_priority": "medium"
}

Ubuntu:24.04:LTS / kubernetes

Package

Name: kubernetes
Purl: pkg:deb/ubuntu/kubernetes?arch=src?distro=noble

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.0

Ecosystem specific

{
    "ubuntu_priority": "medium"
}

Ubuntu:24.04:LTS / singularity-container

Package

Name: singularity-container
Purl: pkg:deb/ubuntu/singularity-container?arch=src?distro=noble

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

4.*

4.1.1+ds2-1

4.1.1+ds2-1build1

4.1.1+ds2-1ubuntu0.1

Ecosystem specific

{
    "ubuntu_priority": "medium"
}

Ubuntu:24.04:LTS / webhook

Package

Name: webhook
Purl: pkg:deb/ubuntu/webhook?arch=src?distro=noble

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.8.0-4build1

2.8.0-4ubuntu0.24.04.1

Ecosystem specific

{
    "ubuntu_priority": "medium"
}