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CVE-2023-22998

5.5 · MEDIUM

In the Linux kernel before 6.0.3, drivers/gpu/drm/virtio/virtgpu_object.c misinterprets the drm_gem_shmem_get_sg_table return value (expects it to be NULL in the error case, whereas it is actually…

Published Feb 28, 2023CWE-436EPSS 0.30%

Overview

CVE-2023-22998 is a medium-severity vulnerability. It was published on February 28, 2023 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

In the Linux kernel before 6.0.3, drivers/gpu/drm/virtio/virtgpu_object.c misinterprets the drm_gem_shmem_get_sg_table return value (expects it to be NULL in the error case, whereas it is actually an error pointer).

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

Refcdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.3GitHubgithub.com/torvalds/linux/commit/c24968734abfed81c8f93dc5f44a7b7a9aecadfaReflists.debian.org/debian-lts-announce/2023/05/msg00005.htmlRefcdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.3GitHubgithub.com/torvalds/linux/commit/c24968734abfed81c8f93dc5f44a7b7a9aecadfaReflists.debian.org/debian-lts-announce/2023/05/msg00005.html

How CyberStrike helps

Frequently asked questions

What is CVE-2023-22998?

CVE-2023-22998 is a medium-severity vulnerability. It was published on February 28, 2023 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2023-22998?

This vulnerability has a CVSS 3.1 base score of 5.5, 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-2023-22998?

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-2023-22998?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2023-22998 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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