Security
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CVE-2026-93790

HIGHCVSS 8.8
Description

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: fix out-of-bounds tid_data access in BA notif mvmsta->tid_data was indexed by the TFD loop counter 'i' instead of the actual TID value 'tid'. This writes lq_color into a random tid_data slot unrelated to the BA entry. Since multi-TID blockack is not really in use, 'i' was always 0 and no harm was done. Add a out-of-bound check before accessing the array.

Timeline
Published:September 24th, 2026 5:17 PM
Last modified:October 30th, 2026 1:21 PM
CVSS Scoring

CVSS v3: 8.8 (HIGH)

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

Source: NIST NVD · Data may lag official sources by up to one minute