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EPSS 0.1%top 98%

Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). (CVE-2026-71127)

0
Medium
Published: 08/20/2026 (08/20/2026, 00:00:00 UTC)
Source: GCVE Database
Product: virtualbox

Description

A vulnerability in Oracle VM VirtualBox version 7.2.14 allows a high privileged attacker with local access 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. No official patch information is provided in the input data. The vulnerability may also impact other products due to scope change.

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: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: 08/20/2026, 15:17:31 UTC

Technical Analysis

CVE-2026-71127 is a vulnerability in the core component of Oracle VM VirtualBox version 7.2.14. It allows a high privileged attacker with local access to the infrastructure running VirtualBox to cause repeated hangs or crashes, resulting in a complete denial of service. The vulnerability affects availability only (CVSS 3.1 vector: AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H). While the vulnerability is in VirtualBox, attacks may impact additional products due to scope change. The vulnerability is confirmed in many specific versions of VirtualBox packages, especially those distributed in Ubuntu LTS releases. There are no known exploits in the wild. The vendor advisory references a Critical Security Patch Update from August 2026 but does not explicitly confirm patch availability or remediation for this specific CVE in the provided content.

Potential Impact

Successful exploitation results in denial of service by causing Oracle VM VirtualBox to hang or crash repeatedly. This impacts availability but does not compromise confidentiality or integrity. The attack requires high privileges and local access to the system where VirtualBox runs. There is no indication of remote exploitation or data breach. The vulnerability may affect other products due to the scope change mentioned, but details are not provided.

Mitigation Recommendations

Patch status is not yet confirmed — check the Oracle Critical Security Patch Update advisory for August 2026 and subsequent updates for current remediation guidance. Oracle strongly recommends applying security patches promptly and staying on actively supported versions. Until a patch is confirmed, restrict high privileged access to systems running Oracle VM VirtualBox and monitor for unusual application crashes or hangs.

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Technical Details

Gcve Source
db.gcve.eu
Osv Id
UBUNTU-CVE-2026-71127
Osv Schema Version
1.7.0
Aliases
[]
Ecosystems
["Ubuntu:16.04:LTS","Ubuntu:18.04:LTS","Ubuntu:20.04:LTS","Ubuntu:22.04:LTS","Ubuntu:24.04:LTS","Ubuntu:26.04:LTS"]
Database Specific Severity
null
Cvss Version
3.1

Threat ID: 6a870a95acd9273b49b5a542

Added to database: 08/20/2026, 14:09:25 UTC

Last enriched: 08/20/2026, 15:17:31 UTC

Last updated: 08/21/2026, 03:51:58 UTC

Views: 4

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