CVE-2026-93799

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: validate sta_id in BA window status notif BA_WINDOW_STATUS_NOTIFICATION_ID extracts a 5-bit sta_id from the firmware notification and uses it to index fw_id_to_mac_id[] without bounds checking. Validate sta_id before array access to prevent out-of-bounds indexing.

CVSS 3.1

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

EPSS

0.2% chance of exploitation in the next 30 days; higher than 15% of CVEs (scores of 2026-10-25)

Published

2026-09-24

Modified

2026-10-03

Record from

the NVD, synced 2026-10-19

References

• https://git.kernel.org/stable/c/6aa77efaea9efea92e3090c35ad348fd759a3cf3
• https://git.kernel.org/stable/c/bb08fbbbd5568d33069485ecb0a1657f115a4e9f
• https://git.kernel.org/stable/c/e35ae757c6462bfd3437bf58121bb721fe1f790c
• https://git.kernel.org/stable/c/f9938eb95e2ddab4a58d3946a320abcbd60b56a4

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