Bug 2451177 (CVE-2026-23315) - CVE-2026-23315 kernel: wifi: mt76: Fix possible oob access in mt76_connac2_mac_write_txwi_80211()
Summary: CVE-2026-23315 kernel: wifi: mt76: Fix possible oob access in mt76_connac2_ma...
Keywords:
Status: NEW
Alias: CVE-2026-23315
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: 2026-03-25 11:02 UTC by OSIDB Bzimport
Modified: 2026-03-25 23:36 UTC (History)
0 users

Fixed In Version:
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Description OSIDB Bzimport 2026-03-25 11:02:54 UTC 
In the Linux kernel, the following vulnerability has been resolved:

wifi: mt76: Fix possible oob access in mt76_connac2_mac_write_txwi_80211()

Check frame length before accessing the mgmt fields in
mt76_connac2_mac_write_txwi_80211 in order to avoid a possible oob
access.

[fix check to also cover mgmt->u.action.u.addba_req.capab,
correct Fixes tag]
Comment 1 Alexander B 2026-03-25 17:58:27 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2026032529-CVE-2026-23315-9ac1@gregkh/T
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