Bug 2404110 (CVE-2025-39972) - CVE-2025-39972 kernel: i40e: fix idx validation in i40e_validate_queue_map
Summary: CVE-2025-39972 kernel: i40e: fix idx validation in i40e_validate_queue_map
Keywords:
Status: NEW
Alias: CVE-2025-39972
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-10-15 08:02 UTC by OSIDB Bzimport
Modified: 2025-10-16 10:53 UTC (History)
0 users

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)

Description OSIDB Bzimport 2025-10-15 08:02:39 UTC 
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().
Comment 1 Alexander B 2025-10-16 10:50:46 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025101556-CVE-2025-39972-06e0@gregkh/T
Note You need to log in before you can comment on or make changes to this bug.