How severe is CVE-2025-37740?

CVE-2025-37740 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-37740 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-37740?

CVE-2025-37740 primarily affects Linux Linux Kernel. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-37740?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-37740 have an EU (EUVD) identifier?

Yes. CVE-2025-37740 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-13079.

When was CVE-2025-37740 published?

CVE-2025-37740 was published on 2025-05-01 and last updated on 2026-06-17.

CVE-2025-37740

CVE-2025-37740 is a medium-severity vulnerability in Linux Linux Kernel with a CVSS 3.x base score of 5.5. 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-369.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-13079
Weakness: CWE-369
Affected product: Linux Linux Kernel
Published: 2025-05-01
Last modified: 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: jfs: add sanity check for agwidth in dbMount The width in dmapctl of the AG is zero, it trigger a divide error when calculating the control page level in dbAllocAG. To avoid this issue, add a check for agwidth in dbAllocAG.

Frequently asked questions

What is CVE-2025-37740?: In the Linux kernel, the following vulnerability has been resolved: jfs: add sanity check for agwidth in dbMount The width in dmapctl of the AG is zero, it trigger a divide error when calculating the control page level in dbAllocAG. To avoid this issue, add a check for agwidth in dbAllocAG.
How severe is CVE-2025-37740?: CVE-2025-37740 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-37740 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-37740?: CVE-2025-37740 primarily affects Linux Linux Kernel. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-37740?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-37740 have an EU (EUVD) identifier?: Yes. CVE-2025-37740 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-13079.
When was CVE-2025-37740 published?: CVE-2025-37740 was published on 2025-05-01 and last updated on 2026-06-17.

References

Affected products (2)

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

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