CVE-2021-35540

high

Published — · Modified —

CVSS v3

—

CVSS v2

—

VIR risk

8.0

Description

Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is Prior to 6.1.28. Easily exploitable vulnerability allows low 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. CVSS 3.1 Base Score 5.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

Predictions

Exploit likelihood

20%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-35540

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-202110-3

OS impact

OS	Version	Status	Fixed in
arch		fixed	`6.1.28-1`
debian	sid	fixed	`6.1.28-dfsg-1`

References

Verify integrity in audit chain (admin only). AS-IS.