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CVE-2022-2652

6.0 · MEDIUM

Depending on the way the format strings in the card label are crafted it's possible to leak kernel stack memory.

Published Aug 4, 2022CWE-134EPSS 0.33%

Overview

CVE-2022-2652 is a medium-severity vulnerability. It was published on August 4, 2022 and has a CVSS 3.1 base score of 6.0 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.0, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

Depending on the way the format strings in the card label are crafted it's possible to leak kernel stack memory. There is also the possibility for DoS due to the v4l2loopback kernel module crashing when providing the card label on request (reproduce e.g. with many %s modifiers in a row).

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/umlaeute/v4l2loopback/commit/e4cd225557486c420f6a34411f98c575effd43ddRefhuntr.dev/bounties/1b055da5-7a9e-4409-99d7-030280d242d5GitHubgithub.com/umlaeute/v4l2loopback/commit/e4cd225557486c420f6a34411f98c575effd43ddRefhuntr.dev/bounties/1b055da5-7a9e-4409-99d7-030280d242d5

How CyberStrike helps

Frequently asked questions

What is CVE-2022-2652?

CVE-2022-2652 is a medium-severity vulnerability. It was published on August 4, 2022 and has a CVSS 3.1 base score of 6.0 (MEDIUM).

How severe is CVE-2022-2652?

This vulnerability has a CVSS 3.1 base score of 6.0, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2022-2652?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2022-2652?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2022-2652 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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