What’s Vulnerable › Vulnerabilities

CVE-2022-40673

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-09-14 · updated 2026-06-17
• Weakness: CWE-862

Description

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

Affected products

• Fedoraproject Fedora: 36
• Kdiskmark Project Kdiskmark: before 3.1.0 — fixed in 3.1.0

How to fix

Upgrade to a fixed version: Kdiskmark Project Kdiskmark 3.1.0. Check the vendor advisory for mitigations.

References

• http://www.openwall.com/lists/oss-security/2022/09/14/1
• https://github.com/JonMagon/KDiskMark/commit/3c90083a4f5ba3f240a797e509d818221542bbdc
• https://github.com/JonMagon/KDiskMark/compare/3.0.0...3.1.0
• https://github.com/JonMagon/KDiskMark/releases/tag/3.1.0
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YYO3GWTNPHNCLHSI562Q3KX43PW7FQ4Q/
• http://www.openwall.com/lists/oss-security/2022/09/14/1
• https://github.com/JonMagon/KDiskMark/commit/3c90083a4f5ba3f240a797e509d818221542bbdc
• https://github.com/JonMagon/KDiskMark/compare/3.0.0...3.1.0
• https://github.com/JonMagon/KDiskMark/releases/tag/3.1.0
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YYO3GWTNPHNCLHSI562Q3KX43PW7FQ4Q/

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