Answer in brief
CVE-2026-23315 records a Unknown severity vulnerability in wifi: mt76: Fix possible oob access in mt76_connac2_mac_write_txwi_80211(). The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic), Siemens/SIMATIC S7-1500 TM MFP - GNU/Linux subsystem (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Linux/Linux (generic), Linux/Linux (generic), Siemens/SIMATIC S7-1500 TM MFP - GNU/Linux subsystem (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | >=577dbc6c656da6997dddc6cf842b7954588f2d4e <84419556359bc96d3fe1623d47a64c86542566cc || >=577dbc6c656da6997dddc6cf842b7954588f2d4e <7ae7b093b7dba9548a3bc4766b9364b97db4732d || >=577dbc6c656da6997dddc6cf842b7954588f2d4e <7b692dff8df0ba5feb8df00f27d906d6eb1fe627 || >=577dbc6c656da6997dddc6cf842b7954588f2d4e <9612d91f617231e03c49cb9b0c02f975a3b4f51f || >=577dbc6c656da6997dddc6cf842b7954588f2d4e <0fb3b94a9431a3800717e5c3b6fa2e1045a15029 || >=577dbc6c656da6997dddc6cf842b7954588f2d4e <4e10a730d1b511ff49723371ed6d694dd1b2c785 | 84419556359bc96d3fe1623d47a64c86542566cc, 7ae7b093b7dba9548a3bc4766b9364b97db4732d, 7b692dff8df0ba5feb8df00f27d906d6eb1fe627, 9612d91f617231e03c49cb9b0c02f975a3b4f51f, 0fb3b94a9431a3800717e5c3b6fa2e1045a15029, 4e10a730d1b511ff49723371ed6d694dd1b2c785 |
| Linux/Linuxgeneric | 5.10 | Not reported |
| Siemens/SIMATIC S7-1500 TM MFP - GNU/Linux subsystemgeneric | >=0 <* | * |
Published upstream
Mar 25, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Oct 15, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Oct 15, 2026
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]
Quoted source text, attributed separately from HOL analysis.