CVE-2025-39972

HIGHCVSS 8.8/10EPSS 0.20%

Last modified

CVE-2025-39972 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. In the Linux kernel, the following vulnerability has been resolved: i40e: fix idx validation in i40e_validate_queue_map Ensure idx is within range of active/initialized TCs when iterating over vf->ch[idx] in i40e_validate_queue_map().. EPSS estimates a 0.20% chance of exploitation in the next 30 days.

Description

In the Linux kernel, the following vulnerability has been resolved: i40e: fix idx validation in i40e_validate_queue_map Ensure idx is within range of active/initialized TCs when iterating over vf->ch[idx] in i40e_validate_queue_map().

Metrics

CVSS 3.1
8.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

EPSS Probability
0.20%

9.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= c27eac48160de72dee33d42b5a33cc7b8a2eb1f5, < b6cb93a7ff208f324c7ec581d72995f80e115e0e; >= c27eac48160de72dee33d42b5a33cc7b8a2eb1f5, < 6f15a7b34fae75e745bdc2ec05e06ddfd0dd2f3c; >= c27eac48160de72dee33d42b5a33cc7b8a2eb1f5, < 34dfac0c904829967d500c51f216916ce1452957; >= c27eac48160de72dee33d42b5a33cc7b8a2eb1f5, < 4d5e804a9e19b639b18fd13664dbad3c03c79e61; >= c27eac48160de72dee33d42b5a33cc7b8a2eb1f5, < 50a1e2f50f6c22b93b94eb8d168a1be3c05bf5cd; >= c27eac48160de72dee33d42b5a33cc7b8a2eb1f5, < cc4191e8ef40d2249c1b9a8617d22ec8a976b574; >= c27eac48160de72dee33d42b5a33cc7b8a2eb1f5, < d4e3eaaa3cb3af77836d806c89cd6ebf533a7320; >= c27eac48160de72dee33d42b5a33cc7b8a2eb1f5, < aa68d3c3ac8d1dcec40d52ae27e39f6d32207009
LinuxLinux4.17

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2025-39972?
In the Linux kernel, the following vulnerability has been resolved: i40e: fix idx validation in i40e_validate_queue_map Ensure idx is within range of active/initialized TCs when iterating over vf->ch[idx] in i40e_validate_queue_map().
How severe is CVE-2025-39972?
CVE-2025-39972 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.20% probability of exploitation in the next 30 days.
How do I fix CVE-2025-39972?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST