NULL pointer dereference in MediaTek MT5221, MT7603, MT7613, MT7615, MT7622, MT7628…
Priority LOW 36CWE-476Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-476.
Summary
In Wi-Fi driver, there is a possible system crash due to null pointer dereference. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: GN20220720014; Issue ID: GN20220720014.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01592 75th 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
- Partial
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, MT7668, MT7902, MT7915, MT7916, MT7921, MT7981, MT7986, MT8167S, MT8175, MT8362A, MT8365, MT8385, MT8518S, MT8532, MT8788 | 7.6.6.1 | — | No fix listed | CNA |
- MT5221, MT7603, MT7613, MT7615, MT7622, MT7628, MT7629, MT7668, MT7902, MT7915, MT7916, MT7921, MT7981, MT7986, MT8167S, MT8175, MT8362A, MT8365, MT8385, MT8518S, MT8532, MT8788 VendorMediaTek Affected 7.6.6.1 Fixed in — No fix listed CNA
CPE configurations NVD · 44
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:mediatek:mt5221_firmware:7.6.6.1:*:*:*:*:*:*:* | 7.6.6.1 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt5221:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7603_firmware:7.6.6.1:*:*:*:*:*:*:* | 7.6.6.1 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7603:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7613_firmware:7.6.6.1:*:*:*:*:*:*:* | 7.6.6.1 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7613:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7615_firmware:7.6.6.1:*:*:*:*:*:*:* | 7.6.6.1 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7615:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7622_firmware:7.6.6.1:*:*:*:*:*:*:* | 7.6.6.1 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7622:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
- cpe:2.3:o:mediatek:mt5221_firmware:7.6.6.1:*:*:*:*:*:*:* Versions 7.6.6.1 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt5221:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7603_firmware:7.6.6.1:*:*:*:*:*:*:* Versions 7.6.6.1 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7603:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7613_firmware:7.6.6.1:*:*:*:*:*:*:* Versions 7.6.6.1 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7613:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7615_firmware:7.6.6.1:*:*:*:*:*:*:* Versions 7.6.6.1 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7615:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7622_firmware:7.6.6.1:*:*:*:*:*:*:* Versions 7.6.6.1 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7622:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
Show 34 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:mediatek:mt7628_firmware:7.6.6.1:*:*:*:*:*:*:* | 7.6.6.1 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7628:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7629_firmware:7.6.6.1:*:*:*:*:*:*:* | 7.6.6.1 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7629:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7668_firmware:7.6.6.1:*:*:*:*:*:*:* | 7.6.6.1 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7668:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7902_firmware:7.6.6.1:*:*:*:*:*:*:* | 7.6.6.1 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7902:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7915_firmware:7.6.6.1:*:*:*:*:*:*:* | 7.6.6.1 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7915:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7916_firmware:7.6.6.1:*:*:*:*:*:*:* | 7.6.6.1 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7916:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7921_firmware:7.6.6.1:*:*:*:*:*:*:* | 7.6.6.1 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7921:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7981_firmware:7.6.6.1:*:*:*:*:*:*:* | 7.6.6.1 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7981:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt7986_firmware:7.6.6.1:*:*:*:*:*:*:* | 7.6.6.1 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt7986:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8167s_firmware:7.6.6.1:*:*:*:*:*:*:* | 7.6.6.1 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8167s:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8175_firmware:7.6.6.1:*:*:*:*:*:*:* | 7.6.6.1 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8175:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8362a_firmware:7.6.6.1:*:*:*:*:*:*:* | 7.6.6.1 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8362a:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8365_firmware:7.6.6.1:*:*:*:*:*:*:* | 7.6.6.1 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8365:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8385_firmware:7.6.6.1:*:*:*:*:*:*:* | 7.6.6.1 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8385:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8518s_firmware:7.6.6.1:*:*:*:*:*:*:* | 7.6.6.1 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8518s:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8532_firmware:7.6.6.1:*:*:*:*:*:*:* | 7.6.6.1 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8532:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8788_firmware:7.6.6.1:*:*:*:*:*:*:* | 7.6.6.1 | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8788:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
- cpe:2.3:o:mediatek:mt7628_firmware:7.6.6.1:*:*:*:*:*:*:* Versions 7.6.6.1 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7628:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7629_firmware:7.6.6.1:*:*:*:*:*:*:* Versions 7.6.6.1 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7629:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7668_firmware:7.6.6.1:*:*:*:*:*:*:* Versions 7.6.6.1 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7668:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7902_firmware:7.6.6.1:*:*:*:*:*:*:* Versions 7.6.6.1 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7902:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7915_firmware:7.6.6.1:*:*:*:*:*:*:* Versions 7.6.6.1 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7915:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7916_firmware:7.6.6.1:*:*:*:*:*:*:* Versions 7.6.6.1 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7916:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7921_firmware:7.6.6.1:*:*:*:*:*:*:* Versions 7.6.6.1 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7921:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7981_firmware:7.6.6.1:*:*:*:*:*:*:* Versions 7.6.6.1 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7981:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt7986_firmware:7.6.6.1:*:*:*:*:*:*:* Versions 7.6.6.1 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt7986:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8167s_firmware:7.6.6.1:*:*:*:*:*:*:* Versions 7.6.6.1 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8167s:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8175_firmware:7.6.6.1:*:*:*:*:*:*:* Versions 7.6.6.1 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8175:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8362a_firmware:7.6.6.1:*:*:*:*:*:*:* Versions 7.6.6.1 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8362a:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8365_firmware:7.6.6.1:*:*:*:*:*:*:* Versions 7.6.6.1 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8365:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8385_firmware:7.6.6.1:*:*:*:*:*:*:* Versions 7.6.6.1 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8385:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8518s_firmware:7.6.6.1:*:*:*:*:*:*:* Versions 7.6.6.1 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8518s:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8532_firmware:7.6.6.1:*:*:*:*:*:*:* Versions 7.6.6.1 Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8532:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8788_firmware:7.6.6.1:*:*:*:*:*:*:* Versions 7.6.6.1 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-2022-32663
- 2026-10-03 Alias added: GHSA-hqhj-gh6r-4grg
References
More MediaTek Mt5221 Firmware vulnerabilities
- TI-2022-14277 In Wi-Fi driver, there is a possible undefined behavior due to incorrect error handling. CVSS 3.1MEDIUM 6.7
- 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-2022-32663 · CVE Program
- CVE-2022-32663 · NVD
- FIRST EPSS
- GHSA-hqhj-gh6r-4grg · 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