How severe is CVE-2025-37873?

CVE-2025-37873 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-2025-37873 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-37873?

CVE-2025-37873 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-2025-37873?

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

Does CVE-2025-37873 have an EU (EUVD) identifier?

Yes. CVE-2025-37873 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-14117.

When was CVE-2025-37873 published?

CVE-2025-37873 was published on 2025-05-09 and last updated on 2026-06-17.

CVE-2025-37873

CVE-2025-37873 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.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (12th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-14117
Affected product: Linux Linux Kernel
Published: 2025-05-09
Last modified: 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: eth: bnxt: fix missing ring index trim on error path Commit under Fixes converted tx_prod to be free running but missed masking it on the Tx error path. This crashes on error conditions, for example when DMA mapping fails.

Frequently asked questions

What is CVE-2025-37873?: In the Linux kernel, the following vulnerability has been resolved: eth: bnxt: fix missing ring index trim on error path Commit under Fixes converted tx_prod to be free running but missed masking it on the Tx error path. This crashes on error conditions, for example when DMA mapping fails.
How severe is CVE-2025-37873?: CVE-2025-37873 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-2025-37873 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-37873?: CVE-2025-37873 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-2025-37873?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-37873 have an EU (EUVD) identifier?: Yes. CVE-2025-37873 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-14117.
When was CVE-2025-37873 published?: CVE-2025-37873 was published on 2025-05-09 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:6.15:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.15:rc2:*:*:*:*:*:*

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