CVE-2022-26440

MEDIUM
6.7
CVSS Score
Published: August 1, 2022 at 01:59 PM UTC
Updated: June 17, 2026 at 04:35 AM UTC
26 products affected across 1 vendorMT7615 FirmwareMT7622 FirmwareMT7915 Firmware

Using MT7603, MT7610, MT7612, MT7613, MT7615, MT7620, MT7622, MT7628, MT7629, MT7915, MT7916, MT7986, MT8981 by MediaTek, Inc.?

Get instant alerts when new vulnerabilities affect MT7603, MT7610, MT7612, MT7613, MT7615, MT7620, MT7622, MT7628, MT7629, MT7915, MT7916, MT7986, MT8981 - before attackers find them.

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Severity
MEDIUM6.7
Exploit prediction
EPSS 0.3%

Description

In wifi driver, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: GN20220420037; Issue ID: GN20220420037.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

mediatek-mt7603 (same device)
mediatek-mt7610 (same device)
mediatek-mt7612 (same device)
mediatek-mt7613 (same device)
mediatek-mt7615 (same device)
mediatek-mt7620 (same device)
mediatek-mt7622 (same device)
mediatek-mt7628 (same device)
mediatek-mt7629 (same device)
mediatek-mt7915 (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-787

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