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CVE-2022-50518

7.8 · HIGH

In the Linux kernel, the following vulnerability has been resolved: parisc: Fix locking in pdc_iodc_print() firmware call Utilize pdc_lock spinlock to protect parallel modifications of the iodc_d…

Published Oct 7, 2025CWE-667EPSS 0.14%

Overview

CVE-2022-50518 is a high-severity vulnerability. It was published on October 7, 2025 and has a CVSS 3.1 base score of 7.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

In the Linux kernel, the following vulnerability has been resolved:

parisc: Fix locking in pdc_iodc_print() firmware call

Utilize pdc_lock spinlock to protect parallel modifications of the

iodc_dbuf[] buffer, check length to prevent buffer overflow of

iodc_dbuf[], drop the iodc_retbuf[] buffer and fix some wrong

indentings.

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

Refgit.kernel.org/stable/c/04a603058e70b8b881bb7860b8bd649f931f2591Refgit.kernel.org/stable/c/553bc5890ed96a8d006224c3a4673c47fee0d12aRefgit.kernel.org/stable/c/7236aae5f81f3efbd93d0601e74fc05994bc2580

How CyberStrike helps

Frequently asked questions

What is CVE-2022-50518?

CVE-2022-50518 is a high-severity vulnerability. It was published on October 7, 2025 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2022-50518?

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2022-50518?

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-2022-50518?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2022-50518 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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