CVE-2026-90357

High

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7915: unlink TWT flow if the MCU rejects the agreement The flow is added to dev->twt_list before sending the agreement to the firmware, but the error path leaves it linked while flowid_mask is never set. The flow slot can then be reused and memset while still on the list, corrupting twt_list, and station removal leaves a dangling entry behind that mt7915_mac_twt_sched_list_add() later walks.

SeverityHigh
CVSS8.8
Exploit probability—
ProductLinux
PublishedSep 17, 2026
First seenSep 17, 2026

How to fix

Update
  • Linux Linuxc09d1b15ed2dc49060303b16a296b7b8b7794cbe, 1bd5c4ed2b9045faf83315c54cd37a9b7c71b5c7, cabe239e95b4eebf5b6c3654087b66ff9425bc7b, 6bce0f1280c94af8314f895f404629da09f0788c, beaa42b875965dbc3e80e46970e0bfa60a94c2db, 16a04441eab0dcd4d7126a6f66b370adbf28f96d or later

Affected products

ProductAffected versionsFixed in
Linux Linux3782b69d03e714b8ff98b84c7426d8cef0e64d7c ≤ v < c09d1b15ed2dc49060303b16a296b7b8b7794cbe, 3782b69d03e714b8ff98b84c7426d8cef0e64d7c ≤ v < 1bd5c4ed2b9045faf83315c54cd37a9b7c71b5c7, 3782b69d03e714b8ff98b84c7426d8cef0e64d7c ≤ v < cabe239e95b4eebf5b6c3654087b66ff9425bc7b, 3782b69d03e714b8ff98b84c7426d8cef0e64d7c ≤ v < 6bce0f1280c94af8314f895f404629da09f0788c, 3782b69d03e714b8ff98b84c7426d8cef0e64d7c ≤ v < beaa42b875965dbc3e80e46970e0bfa60a94c2db, 3782b69d03e714b8ff98b84c7426d8cef0e64d7c ≤ v < 16a04441eab0dcd4d7126a6f66b370adbf28f96d, 5.16c09d1b15ed2dc49060303b16a296b7b8b7794cbe, 1bd5c4ed2b9045faf83315c54cd37a9b7c71b5c7, cabe239e95b4eebf5b6c3654087b66ff9425bc7b, 6bce0f1280c94af8314f895f404629da09f0788c, beaa42b875965dbc3e80e46970e0bfa60a94c2db, 16a04441eab0dcd4d7126a6f66b370adbf28f96d

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CVE-2026-90357 · Linux · Dark Radar