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CVE-2025-38195

5.5 · MEDIUM

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Fix panic caused by NULL-PMD in huge_pte_offset() ERROR INFO: CPU 25 Unable to handle kernel paging request at virt…

Published Jul 4, 2025EPSS 0.18%

Overview

CVE-2025-38195 is a medium-severity vulnerability. It was published on July 4, 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:

LoongArch: Fix panic caused by NULL-PMD in huge_pte_offset()

ERROR INFO:

CPU 25 Unable to handle kernel paging request at virtual address 0x0

...

Call Trace:

[<900000000023c30c>] huge_pte_offset+0x3c/0x58

[<900000000057fd4c>] hugetlb_follow_page_mask+0x74/0x438

[<900000000051fee8>] __get_user_pages+0xe0/0x4c8

[<9000000000522414>] faultin_page_range+0x84/0x380

[<9000000000564e8c>] madvise_vma_behavior+0x534/0xa48

[<900000000056689c>] do_madvise+0x1bc/0x3e8

[<9000000000566df4>] sys_madvise+0x24/0x38

[<90000000015b9e88>] do_syscall+0x78/0x98

[<9000000000221f18>] handle_syscall+0xb8/0x158

In some cases, pmd may be NULL and rely on NULL as the return value for

processing, so it is necessary to determine this situation here.

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/985f086f281b7bbb6644851e63af1a17ffff9277Refgit.kernel.org/stable/c/b427d98d55217b53c88643579fbbd8a4c351a105Refgit.kernel.org/stable/c/b5c7397b7fd125203c60b59860c168ee92291272Refgit.kernel.org/stable/c/ee084fa96123ede8b0563a1b5a9b23adc43cd50d

How CyberStrike helps

Frequently asked questions

What is CVE-2025-38195?

CVE-2025-38195 is a medium-severity vulnerability. It was published on July 4, 2025 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2025-38195?

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-2025-38195?

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-2025-38195?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-38195 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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