Advanced Virtualization for RHEL 8 update for the virt:av and virt-devel:av modules

Published: 2022-05-11
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-0485
Exploitation vector Network
Public exploit N/A
Vulnerable software
Red Hat Enterprise Linux Advanced Virtualization
Server applications / Virtualization software

Vendor Red Hat Inc.

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Error Handling

EUVDB-ID: #VU61494

Risk: Low

CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-0485

CWE-ID: CWE-388 - Error Handling

Exploit availability: No


The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to error handling mechanism within the nbdcopy tool when performing multi-threaded copies using asynchronous nbd calls. This could result in the silent creation of a corrupted destination image.


Install updates from vendor's website.

Vulnerable software versions

Red Hat Enterprise Linux Advanced Virtualization: 8

CPE2.3 External links

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.