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Vulnerability record · CVE-2022-46770 · published 7 December 2022

CVE-2022-46770: Linuxfoundation mirage firewall vulnerability

Linuxfoundation · Mirage Firewall

qubes-mirage-firewall (aka Mirage firewall for QubesOS) 0.8.x through 0.8.3 allows guest OS users to cause a denial of service (CPU consumption and loss of forwarding) via a crafted multicast UDP packet (IP address range of 224.0.0.0 through 239.255.255.255).

7.5 CVSS 3.1 High EPSS 22% · top 2.4% CWE-835 · CWE-835
7.5CVSS 3.1 base score
22%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

qubes-mirage-firewall (aka Mirage firewall for QubesOS) 0.8.x through 0.8.3 allows guest OS users to cause a denial of service (CPU consumption and loss of forwarding) via a crafted multicast UDP packet (IP address range of 224.0.0.0 through 239.255.255.255).

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://packetstormsecurity.com/files/171610/Qubes-Mirage-Firewall-0.8.3-Denial-Of-Service.html
https://github.com/mirage/qubes-mirage-firewall/issues/166 ExploitPatchThird Party Advisory
http://packetstormsecurity.com/files/171610/Qubes-Mirage-Firewall-0.8.3-Denial-Of-Service.html
https://github.com/mirage/qubes-mirage-firewall/issues/166 ExploitPatchThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.6CVE-2024-20353Cisco ASA and FTD web server HTTP header parsing DoSCisco ASA and FTD management and VPN web servers fail to fully check errors when parsing an HTTP header, so a crafted request can crash and reload th…KEVEPSS 71%analysed

Source: NIST National Vulnerability Database (record CVE-2022-46770), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.