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().

CVSS 3.1

8.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

EPSS

0.2% chance of exploitation in the next 30 days; higher than 4% of CVEs (scores of 2026-10-25)

Published

2025-10-15

Modified

2026-10-19

Record from

the NVD, synced 2026-10-21

References

• https://git.kernel.org/stable/c/34dfac0c904829967d500c51f216916ce1452957
• https://git.kernel.org/stable/c/4d5e804a9e19b639b18fd13664dbad3c03c79e61
• https://git.kernel.org/stable/c/50a1e2f50f6c22b93b94eb8d168a1be3c05bf5cd
• https://git.kernel.org/stable/c/6f15a7b34fae75e745bdc2ec05e06ddfd0dd2f3c
• https://git.kernel.org/stable/c/aa68d3c3ac8d1dcec40d52ae27e39f6d32207009

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