CVE-2022-40673

Name: CVE-2022-40673
Creator: NVD / NIST
Published: 2022-09-14T11:15:53.837+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.36%

Last modified Jun 17, 2026

CVE-2022-40673 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. KDiskMark before 3.1.0 lacks authorization checking for D-Bus methods such as Helper::flushPageCache.. EPSS estimates a 0.36% chance of exploitation in the next 30 days.

Description

KDiskMark before 3.1.0 lacks authorization checking for D-Bus methods such as Helper::flushPageCache.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.36%

27.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-862

Affected Software

Vendor	Product	Versions
Kdiskmark Project	Kdiskmark	< 3.1.0
Fedoraproject	Fedora	36

References

http://www.openwall.com/lists/oss-security/2022/09/14/1Exploit, Issue Tracking, Mailing List, Third Party Advisory
https://github.com/JonMagon/KDiskMark/commit/3c90083a4f5ba3f240a797e509d818221542bbdcPatch, Third Party Advisory
https://github.com/JonMagon/KDiskMark/compare/3.0.0...3.1.0Release Notes, Third Party Advisory
https://github.com/JonMagon/KDiskMark/releases/tag/3.1.0Release Notes, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YYO3GWTNPHNCLHSI562Q3KX43PW7FQ4Q/
http://www.openwall.com/lists/oss-security/2022/09/14/1Exploit, Issue Tracking, Mailing List, Third Party Advisory
https://github.com/JonMagon/KDiskMark/commit/3c90083a4f5ba3f240a797e509d818221542bbdcPatch, Third Party Advisory
https://github.com/JonMagon/KDiskMark/compare/3.0.0...3.1.0Release Notes, Third Party Advisory
https://github.com/JonMagon/KDiskMark/releases/tag/3.1.0Release Notes, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YYO3GWTNPHNCLHSI562Q3KX43PW7FQ4Q/

Timeline

Published: Sep 14, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-40673?

KDiskMark before 3.1.0 lacks authorization checking for D-Bus methods such as Helper::flushPageCache.

How severe is CVE-2022-40673?

CVE-2022-40673 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.36% probability of exploitation in the next 30 days.

How do I fix CVE-2022-40673?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-40673?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST