Description
Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is Prior to 6.1.20. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle VM VirtualBox. Note: This vulnerability applies to Windows systems only. CVSS 3.1 Base Score 4.4 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Oracle | VM VirtualBox | unspecified – < 6.1.20 | 6.1.20 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 22.04 LTS | virtualbox | No fix yet | — |
| Ubuntu 20.04 LTS | virtualbox | No fix yet | — |
| Ubuntu 18.04 LTS | virtualbox | No fix yet | — |
| Ubuntu 16.04 LTS | virtualbox | No fix yet | — |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.3 | virtualbox +1 | 6.1.22-lp153.2.3.2 | openSUSE-SU-2021:0977-1 |
| openSUSE Leap 15.2 | virtualbox +1 | 6.1.22-lp152.2.24.2 | openSUSE-SU-2021:0723-1 |
Advisories 2
- openSUSE-SU-2021:0977-1 Security update for virtualbox SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2021:0723-1 Security update for virtualbox SUSE / openSUSE Security Updates · May 7, 2025
References
- https://www.oracle.com/security-alerts/cpuapr2021.html
- GLSA-202208-36 vendor-advisory