How severe is CVE-2025-38088?

CVE-2025-38088 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability high.

Is CVE-2025-38088 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-38088?

CVE-2025-38088 primarily affects Linux Linux Kernel. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-38088?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-38088 have an EU (EUVD) identifier?

Yes. CVE-2025-38088 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-22845.

When was CVE-2025-38088 published?

CVE-2025-38088 was published on 2025-06-30 and last updated on 2026-06-17.

CVE-2025-38088

CVE-2025-38088 is a high-severity vulnerability in Linux Linux Kernel with a CVSS 3.x base score of 7.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-125.

Key facts

Severity: High (CVSS 3.x base score 7.1)
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-22845
Weakness: CWE-125
Affected product: Linux Linux Kernel
Published: 2025-06-30
Last modified: 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: powerpc/powernv/memtrace: Fix out of bounds issue in memtrace mmap memtrace mmap issue has an out of bounds issue. This patch fixes the by checking that the requested mapping region size should stay within the allocated region size.

Frequently asked questions

What is CVE-2025-38088?: In the Linux kernel, the following vulnerability has been resolved: powerpc/powernv/memtrace: Fix out of bounds issue in memtrace mmap memtrace mmap issue has an out of bounds issue. This patch fixes the by checking that the requested mapping region size should stay within the allocated region size.
How severe is CVE-2025-38088?: CVE-2025-38088 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability high.
Is CVE-2025-38088 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-38088?: CVE-2025-38088 primarily affects Linux Linux Kernel. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-38088?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-38088 have an EU (EUVD) identifier?: Yes. CVE-2025-38088 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-22845.
When was CVE-2025-38088 published?: CVE-2025-38088 was published on 2025-06-30 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.16:rc1:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

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