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CVE-2022-49855

5.5 · MEDIUM

In the Linux kernel, the following vulnerability has been resolved: net: wwan: iosm: fix memory leak in ipc_pcie_read_bios_cfg ipc_pcie_read_bios_cfg() is using the acpi_evaluate_dsm() to obtain…

Published May 1, 2025CWE-401EPSS 0.20%

Overview

CVE-2022-49855 is a medium-severity vulnerability. It was published on May 1, 2025 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, the following vulnerability has been resolved:

net: wwan: iosm: fix memory leak in ipc_pcie_read_bios_cfg

ipc_pcie_read_bios_cfg() is using the acpi_evaluate_dsm() to

obtain the wwan power state configuration from BIOS but is

not freeing the acpi_object. The acpi_evaluate_dsm() returned

acpi_object to be freed.

Free the acpi_object after use.

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/13b1ea861e8aeb701bcfbfe436b943efa2d44029Refgit.kernel.org/stable/c/7560ceef4d2832a67e8781d924e129c7f542376fRefgit.kernel.org/stable/c/d38a648d2d6cc7bee11c6f533ff9426a00c2a74c

How CyberStrike helps

Frequently asked questions

What is CVE-2022-49855?

CVE-2022-49855 is a medium-severity vulnerability. It was published on May 1, 2025 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2022-49855?

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-2022-49855?

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-2022-49855?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2022-49855 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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