UBUNTU-CVE-2026-21985

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Source

https://ubuntu.com/security/CVE-2026-21985

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-21985.json

JSON Data

https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-21985

Upstream

CVE-2026-21985

Published

2026-01-20T22:16:00Z

Modified

2026-01-21T18:29:59.519049Z

Severity

6.0 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N CVSS Calculator
Ubuntu - medium

Summary

[none]

Details

Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). Supported versions that are affected are 7.1.14 and 7.2.4. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. While the vulnerability is in Oracle VM VirtualBox, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle VM VirtualBox accessible data. CVSS 3.1 Base Score 6.0 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N).

References

Affected packages

Ubuntu:16.04:LTS

virtualbox

Package

Name: virtualbox
Purl: pkg:deb/ubuntu/virtualbox@5.1.38-dfsg-0ubuntu1.16.04.3?arch=source&distro=xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

5.*

5.0.4-dfsg-2

5.0.8-dfsg-1

5.0.10-dfsg-1

5.0.10-dfsg-2

5.0.10-dfsg-3

5.0.10-dfsg-4

5.0.10-dfsg-5

5.0.10-dfsg-6

5.0.10-dfsg-7

5.0.12-dfsg-1

5.0.12-dfsg-2

5.0.14-dfsg-1

5.0.14-dfsg-2

5.0.14-dfsg-2build1

5.0.16-dfsg-2

5.0.16-dfsg-3

5.0.18-dfsg-1

5.0.18-dfsg-1ubuntu1

5.0.18-dfsg-2

5.0.18-dfsg-2build1

5.0.18-dfsg-2ubuntu1

5.0.24-dfsg-0ubuntu1.16.04.1

5.0.32-dfsg-0ubuntu1.16.04.2

5.0.36-dfsg-0ubuntu1.16.04.2

5.0.40-dfsg-0ubuntu1.16.04.1

5.0.40-dfsg-0ubuntu1.16.04.2

5.1.34-dfsg-0ubuntu1.16.04.2

5.1.38-dfsg-0ubuntu1.16.04.1

5.1.38-dfsg-0ubuntu1.16.04.2

5.1.38-dfsg-0ubuntu1.16.04.3

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "virtualbox",
            "binary_version": "5.1.38-dfsg-0ubuntu1.16.04.3"
        },
        {
            "binary_name": "virtualbox-dkms",
            "binary_version": "5.1.38-dfsg-0ubuntu1.16.04.3"
        },
        {
            "binary_name": "virtualbox-guest-dkms",
            "binary_version": "5.1.38-dfsg-0ubuntu1.16.04.3"
        },
        {
            "binary_name": "virtualbox-guest-source",
            "binary_version": "5.1.38-dfsg-0ubuntu1.16.04.3"
        },
        {
            "binary_name": "virtualbox-guest-utils",
            "binary_version": "5.1.38-dfsg-0ubuntu1.16.04.3"
        },
        {
            "binary_name": "virtualbox-guest-x11",
            "binary_version": "5.1.38-dfsg-0ubuntu1.16.04.3"
        },
        {
            "binary_name": "virtualbox-qt",
            "binary_version": "5.1.38-dfsg-0ubuntu1.16.04.3"
        },
        {
            "binary_name": "virtualbox-source",
            "binary_version": "5.1.38-dfsg-0ubuntu1.16.04.3"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-21985.json"

Ubuntu:18.04:LTS

virtualbox

Package

Name: virtualbox
Purl: pkg:deb/ubuntu/virtualbox@5.2.42-dfsg-0~ubuntu1.18.04.1?arch=source&distro=bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

5.*

5.1.30-dfsg-1

5.2.0-dfsg-1build2

5.2.0-dfsg-2

5.2.0-dfsg-4

5.2.0-dfsg-5

5.2.2-dfsg-2

5.2.2-dfsg-3~build1

5.2.2-dfsg-3

5.2.4-dfsg-1

5.2.4-dfsg-2

5.2.6-dfsg-1

5.2.6-dfsg-2

5.2.6-dfsg-3

5.2.6-dfsg-3build1

5.2.6-dfsg-5

5.2.8-dfsg-2

5.2.8-dfsg-3

5.2.8-dfsg-5

5.2.8-dfsg-6

5.2.8-dfsg-7

5.2.10-dfsg-1

5.2.10-dfsg-2

5.2.10-dfsg-5

5.2.10-dfsg-6

5.2.10-dfsg-6ubuntu18.04.1

5.2.18-dfsg-2~ubuntu18.04.1

5.2.18-dfsg-2~ubuntu18.04.3

5.2.18-dfsg-2~ubuntu18.04.5

5.2.32-dfsg-0~ubuntu18.04.1

5.2.34-dfsg-0~ubuntu18.04.1

5.2.42-dfsg-0~ubuntu1.18.04.1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "virtualbox",
            "binary_version": "5.2.42-dfsg-0~ubuntu1.18.04.1"
        },
        {
            "binary_name": "virtualbox-dkms",
            "binary_version": "5.2.42-dfsg-0~ubuntu1.18.04.1"
        },
        {
            "binary_name": "virtualbox-guest-dkms",
            "binary_version": "5.2.42-dfsg-0~ubuntu1.18.04.1"
        },
        {
            "binary_name": "virtualbox-guest-source",
            "binary_version": "5.2.42-dfsg-0~ubuntu1.18.04.1"
        },
        {
            "binary_name": "virtualbox-guest-utils",
            "binary_version": "5.2.42-dfsg-0~ubuntu1.18.04.1"
        },
        {
            "binary_name": "virtualbox-guest-x11",
            "binary_version": "5.2.42-dfsg-0~ubuntu1.18.04.1"
        },
        {
            "binary_name": "virtualbox-qt",
            "binary_version": "5.2.42-dfsg-0~ubuntu1.18.04.1"
        },
        {
            "binary_name": "virtualbox-source",
            "binary_version": "5.2.42-dfsg-0~ubuntu1.18.04.1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-21985.json"

Ubuntu:20.04:LTS

virtualbox

Package

Name: virtualbox
Purl: pkg:deb/ubuntu/virtualbox@6.1.50-dfsg-1~ubuntu1.20.04.1?arch=source&distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

6.*

6.0.14-dfsg-1

6.0.14-dfsg-2~build1

6.0.14-dfsg-2

6.1.0-dfsg-3build1

6.1.0-dfsg-3build2

6.1.2-dfsg-1

6.1.2-dfsg-1build1

6.1.4-dfsg-1

6.1.4-dfsg-2~build1

6.1.4-dfsg-2

6.1.4-dfsg-4

6.1.6-dfsg-1

6.1.10-dfsg-1~ubuntu1.20.04.1

6.1.16-dfsg-6~ubuntu1.20.04.1

6.1.16-dfsg-6~ubuntu1.20.04.2

6.1.22-dfsg-2~ubuntu1.20.04.1

6.1.26-dfsg-3~ubuntu1.20.04.1

6.1.26-dfsg-3~ubuntu1.20.04.2

6.1.32-dfsg-1~ubuntu1.20.04.1

6.1.34-dfsg-3~ubuntu1.20.04.1

6.1.38-dfsg-3~ubuntu1.20.04.1

6.1.48-dfsg-1~ubuntu1.20.04.1

6.1.50-dfsg-1~ubuntu1.20.04.1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "virtualbox",
            "binary_version": "6.1.50-dfsg-1~ubuntu1.20.04.1"
        },
        {
            "binary_name": "virtualbox-dkms",
            "binary_version": "6.1.50-dfsg-1~ubuntu1.20.04.1"
        },
        {
            "binary_name": "virtualbox-guest-dkms",
            "binary_version": "6.1.50-dfsg-1~ubuntu1.20.04.1"
        },
        {
            "binary_name": "virtualbox-guest-source",
            "binary_version": "6.1.50-dfsg-1~ubuntu1.20.04.1"
        },
        {
            "binary_name": "virtualbox-guest-utils",
            "binary_version": "6.1.50-dfsg-1~ubuntu1.20.04.1"
        },
        {
            "binary_name": "virtualbox-guest-x11",
            "binary_version": "6.1.50-dfsg-1~ubuntu1.20.04.1"
        },
        {
            "binary_name": "virtualbox-qt",
            "binary_version": "6.1.50-dfsg-1~ubuntu1.20.04.1"
        },
        {
            "binary_name": "virtualbox-source",
            "binary_version": "6.1.50-dfsg-1~ubuntu1.20.04.1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-21985.json"

Ubuntu:22.04:LTS

virtualbox

Package

Name: virtualbox
Purl: pkg:deb/ubuntu/virtualbox@6.1.50-dfsg-1~ubuntu1.22.04.3?arch=source&distro=jammy

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

6.*

6.1.26-dfsg-4

6.1.28-dfsg-1

6.1.30-dfsg-1

6.1.32-dfsg-1

6.1.32-dfsg-1build1

6.1.34-dfsg-3~ubuntu1.22.04.1

6.1.38-dfsg-3~ubuntu1.22.04.1

6.1.48-dfsg-1~ubuntu1.22.04.1

6.1.50-dfsg-1~ubuntu1.22.04.1

6.1.50-dfsg-1~ubuntu1.22.04.3

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "virtualbox",
            "binary_version": "6.1.50-dfsg-1~ubuntu1.22.04.3"
        },
        {
            "binary_name": "virtualbox-dkms",
            "binary_version": "6.1.50-dfsg-1~ubuntu1.22.04.3"
        },
        {
            "binary_name": "virtualbox-guest-utils",
            "binary_version": "6.1.50-dfsg-1~ubuntu1.22.04.3"
        },
        {
            "binary_name": "virtualbox-guest-x11",
            "binary_version": "6.1.50-dfsg-1~ubuntu1.22.04.3"
        },
        {
            "binary_name": "virtualbox-qt",
            "binary_version": "6.1.50-dfsg-1~ubuntu1.22.04.3"
        },
        {
            "binary_name": "virtualbox-source",
            "binary_version": "6.1.50-dfsg-1~ubuntu1.22.04.3"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-21985.json"

Ubuntu:24.04:LTS

virtualbox

Package

Name: virtualbox
Purl: pkg:deb/ubuntu/virtualbox@7.0.16-dfsg-2ubuntu1.1?arch=source&distro=noble

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

7.*

7.0.10-dfsg-3

7.0.12-dfsg-1

7.0.12-dfsg-1build1

7.0.14-dfsg-1

7.0.14-dfsg-2

7.0.14-dfsg-4

7.0.14-dfsg-4build4

7.0.14-dfsg-4build5

7.0.16-dfsg-1

7.0.16-dfsg-2

7.0.16-dfsg-2ubuntu1

7.0.16-dfsg-2ubuntu1.1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "virtualbox",
            "binary_version": "7.0.16-dfsg-2ubuntu1.1"
        },
        {
            "binary_name": "virtualbox-dkms",
            "binary_version": "7.0.16-dfsg-2ubuntu1.1"
        },
        {
            "binary_name": "virtualbox-guest-utils",
            "binary_version": "7.0.16-dfsg-2ubuntu1.1"
        },
        {
            "binary_name": "virtualbox-guest-x11",
            "binary_version": "7.0.16-dfsg-2ubuntu1.1"
        },
        {
            "binary_name": "virtualbox-qt",
            "binary_version": "7.0.16-dfsg-2ubuntu1.1"
        },
        {
            "binary_name": "virtualbox-source",
            "binary_version": "7.0.16-dfsg-2ubuntu1.1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-21985.json"

Ubuntu:25.10

virtualbox

Package

Name: virtualbox
Purl: pkg:deb/ubuntu/virtualbox@7.2.2-dfsg-2?arch=source&distro=questing

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

7.*

7.0.20-dfsg-1.2

7.0.26-dfsg-1

7.1.8-dfsg-2

7.1.8-dfsg-3

7.1.8-dfsg-3build1

7.1.10-dfsg-1

7.1.12-dfsg-1

7.1.12-dfsg-2

7.2.0-dfsg-2

7.2.0-dfsg-3

7.2.2-dfsg-2

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "virtualbox",
            "binary_version": "7.2.2-dfsg-2"
        },
        {
            "binary_name": "virtualbox-dkms",
            "binary_version": "7.2.2-dfsg-2"
        },
        {
            "binary_name": "virtualbox-guest-utils",
            "binary_version": "7.2.2-dfsg-2"
        },
        {
            "binary_name": "virtualbox-guest-utils-hwe",
            "binary_version": "7.2.2-dfsg-2"
        },
        {
            "binary_name": "virtualbox-guest-x11",
            "binary_version": "7.2.2-dfsg-2"
        },
        {
            "binary_name": "virtualbox-guest-x11-hwe",
            "binary_version": "7.2.2-dfsg-2"
        },
        {
            "binary_name": "virtualbox-qt",
            "binary_version": "7.2.2-dfsg-2"
        },
        {
            "binary_name": "virtualbox-source",
            "binary_version": "7.2.2-dfsg-2"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-21985.json"