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Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: VMSVGA device). (CVE-2026-46768)

0
Medium
VulnerabilityCVE-2026-46768gcveosvubuntu-cve-2026-46768cve-2026-46768ubuntu-16-04-ltsubuntu-18-04-ltsubuntu-20-04-ltsubuntu-22-04-ltsubuntu-24-04-ltsubuntu-25-10ubuntu-26-10ubuntu-26-04-lts
Published: 06/17/2026 (06/17/2026, 10:53:00 UTC)
Source: GCVE Database
Product: virtualbox

Description

A vulnerability exists in the VMSVGA device component of Oracle VM VirtualBox version 7.2.8 and multiple other specific versions. This flaw allows a high privileged attacker with access to the infrastructure running Oracle VM VirtualBox to cause a denial of service by hanging or crashing the software. The vulnerability impacts availability but does not affect confidentiality or integrity. The CVSS 3.1 base score is 6.0, indicating a medium severity level. No public exploits are known, and the vulnerability affects a broad range of VirtualBox versions.

CVSS v3.1

Score 6.0medium

Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
None
Integrity
None
Availability
High
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

Affected software

Ubuntu:16.04:LTSmore threats →ghsa
virtualbox
pkg:deb/ubuntu/virtualbox?arch=source&distro=xenial
Affected versions
=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
Ubuntu:18.04:LTSmore threats →ghsa
virtualbox
pkg:deb/ubuntu/virtualbox?arch=source&distro=bionic
Affected versions
=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
Ubuntu:20.04:LTSmore threats →ghsa
virtualbox
pkg:deb/ubuntu/virtualbox?arch=source&distro=focal
Affected versions
=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
Ubuntu:22.04:LTSmore threats →ghsa
virtualbox
pkg:deb/ubuntu/virtualbox?arch=source&distro=jammy
Affected versions
=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
Ubuntu:24.04:LTSmore threats →ghsa
virtualbox
pkg:deb/ubuntu/virtualbox?arch=source&distro=noble
Affected versions
=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=7.0.16-dfsg-2ubuntu1.3
Ubuntu:25.10more threats →ghsa
virtualbox
pkg:deb/ubuntu/virtualbox?arch=source&distro=questing
Affected versions
=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=7.2.2-dfsg-2ubuntu0.1
Ubuntu:26.10more threats →ghsa
virtualbox
pkg:deb/ubuntu/virtualbox?arch=source&distro=stonking
Affected versions
=7.2.6-dfsg-4=7.2.8-dfsg-1=7.2.14-dfsg-3=7.2.16-dfsg-1=7.2.18-dfsg-1=7.2.20-dfsg-1=7.2.20-dfsg-2
Ubuntu:26.04:LTSmore threats →ghsa
virtualbox
pkg:deb/ubuntu/virtualbox?arch=source&distro=resolute
Affected versions
=7.2.2-dfsg-2=7.2.2-dfsg-3=7.2.4-dfsg-1=7.2.4-dfsg-1build1=7.2.4-dfsg-2~build1=7.2.4-dfsg-3=7.2.6-dfsg-3=7.2.6-dfsg-3ubuntu1=7.2.6-dfsg-3.2=7.2.6-dfsg-4

Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 10/18/2026, 01:27:41 UTC

Technical Analysis

CVE-2026-46768 is a vulnerability in the VMSVGA device component of Oracle VM VirtualBox. It affects version 7.2.8 and numerous other specific versions listed, allowing a high privileged attacker with local access to cause a hang or repeated crash of the VirtualBox software, resulting in a denial of service condition. The vulnerability does not impact confidentiality or integrity but affects availability. The CVSS 3.1 vector is AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H, reflecting local attack vector, low complexity, high privileges required, no user interaction, scope change, and high availability impact.

Potential Impact

Successful exploitation results in denial of service by causing Oracle VM VirtualBox to hang or crash repeatedly. There is no impact on confidentiality or integrity. The attack requires high privileges and local access to the infrastructure where VirtualBox runs. The vulnerability may also affect other products due to scope change, but this is not detailed further.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch or official fix information is provided, users should monitor Oracle's advisories for updates. Until a fix is available, restrict high privileged access to the infrastructure running Oracle VM VirtualBox to trusted personnel only to reduce risk.

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Technical Details

Gcve Source
db.gcve.eu
Osv Id
UBUNTU-CVE-2026-46768
Osv Schema Version
1.7.0
Ecosystems
["Ubuntu:16.04:LTS","Ubuntu:18.04:LTS","Ubuntu:20.04:LTS","Ubuntu:22.04:LTS","Ubuntu:24.04:LTS","Ubuntu:25.10","Ubuntu:26.10","Ubuntu:26.04:LTS"]
Cvss Version
3.1
State
PUBLISHED

Threat ID: 6ad3f6512cdf04f656665d03

Added to database: 10/17/2026, 22:27:29 UTC

Last enriched: 10/18/2026, 01:27:41 UTC

Last updated: 10/18/2026, 01:27:41 UTC

Views: 2

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