In Wi-Fi driver, there is a possible undefined behavior due to incorrect error handling.
Priority LOW 31Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.
Summary
In Wi-Fi driver, there is a possible undefined behavior due to incorrect error handling. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: GN20220705035; Issue ID: GN20220705035.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00312 24th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| MediaTek | MT5221, MT7603, MT7613, MT7615, MT7622, MT7628, MT7629, MT7663, MT7668, MT7682, MT7686, MT7687, MT7697, MT7902, MT7915, MT7916, MT7921, MT7933, MT7981, MT7986, MT8167S, MT8175, MT8362A, MT8365, MT8385, MT8518S, MT8532, MT8695, MT8696, MT8788 | 7.6.6.0 | — | No fix listed | CNA |
- MT5221, MT7603, MT7613, MT7615, MT7622, MT7628, MT7629, MT7663, MT7668, MT7682, MT7686, MT7687, MT7697, MT7902, MT7915, MT7916, MT7921, MT7933, MT7981, MT7986, MT8167S, MT8175, MT8362A, MT8365, MT8385, MT8518S, MT8532, MT8695, MT8696, MT8788 VendorMediaTek Affected 7.6.6.0 Fixed in — No fix listed CNA
CPE configurations NVD · 60
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:mediatek:mt5221_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt5221:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7603_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7603:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7613_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7613:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7615_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7615:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7622_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7622:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
- cpe:2.3:o:mediatek:mt5221_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt5221:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7603_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7603:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7613_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7613:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7615_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7615:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7622_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7622:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
Show 50 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:mediatek:mt7628_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7628:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7629_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7629:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7663_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7663:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7668_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7668:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7682_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7682:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7686_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7686:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7687_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7687:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7697_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7697:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7902_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7902:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7915_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7915:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7916_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7916:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7921_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7921:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7933_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7933:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7981_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7981:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7986_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7986:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8167s_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8167s:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8175_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8175:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8362a_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8362a:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8365_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8365:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8385_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8385:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8518s_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8518s:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8532_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8532:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8695_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8695:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8696_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8696:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8788_firmware:7.6.6.0:*:*:*:*:*:*:* | 7.6.6.0 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8788:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
- cpe:2.3:o:mediatek:mt7628_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7628:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7629_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7629:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7663_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7663:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7668_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7668:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7682_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7682:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7686_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7686:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7687_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7687:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7697_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7697:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7902_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7902:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7915_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7915:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7916_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7916:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7921_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7921:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7933_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7933:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7981_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7981:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7986_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7986:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8167s_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8167s:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8175_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8175:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8362a_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8362a:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8365_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8365:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8385_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8385:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8518s_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8518s:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8532_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8532:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8695_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8695:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8696_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8696:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8788_firmware:7.6.6.0:*:*:*:*:*:*:* Versions 7.6.6.0 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8788:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2022-32656
- 2026-10-03 Alias added: GHSA-6646-357c-xmmh
References
More MediaTek Mt5221 Firmware vulnerabilities
- TI-2022-14281 NULL pointer dereference in MediaTek MT5221, MT7603, MT7613, MT7615, MT7622, MT7628… CVSS 3.1HIGH 7.5
- TI-2022-14276 Improper handling of exceptional conditions in MediaTek MT5221, MT7603, MT7613, MT7615… CVSS 3.1MEDIUM 6.7
- TI-2022-14275 In Wi-Fi driver, there is a possible undefined behavior due to incorrect error handling. CVSS 3.1MEDIUM 6.7
Sources
- CVE-2022-32656 · CVE Program
- CVE-2022-32656 · NVD
- FIRST EPSS
- GHSA-6646-357c-xmmh · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences