Home/CVE/In Wi-Fi driver, there is a possible system crash due to null pointer dereference. This could lead to remote denial of s
CVE

CVE-2022-32663

In Wi-Fi driver, there is a possible system crash due to null pointer dereference. This could lead to remote denial of s

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.

HIGH · CVSS 7.5 EPSS 0.01205
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-476NULL Pointer Dereference
CWE-476NULL Pointer Dereference
▤

Affected Products & Versions

22
mediatek mt5221 firmwareall versions
mediatek mt7603 firmwareall versions
mediatek mt7613 firmwareall versions
mediatek mt7615 firmwareall versions
mediatek mt7622 firmwareall versions
mediatek mt7628 firmwareall versions
mediatek mt7629 firmwareall versions
mediatek mt7668 firmwareall versions
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · security@mediatek.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD06 Feb 2023 · 08:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://corp.mediatek.com/product-security-bulletin/February-2023Vendor Advisory
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