MediaTek MT7902/MT7921/MT7922/MT7925/MT7927 WLAN STA driver null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability was found in MediaTek MT7902, MT7921, MT7922, MT7925 and MT7927. It has been rated as problematic. Affected is an unknown function of the component WLAN STA driver. The manipulation leads to null pointer dereference. This vulnerability is listed as CVE-2025-20675. The attack must be carried out locally. There is no available exploit. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability was found in MediaTek MT7902, MT7921, MT7922, MT7925 and MT7927 and classified as problematic. This issue affects an unknown function of the component WLAN STA driver. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability. The summary by CVE is:

In wlan STA driver, there is a possible system crash due to an uncaught exception. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00413201; Issue ID: MSV-3302.

The advisory is shared at corp.mediatek.com. The identification of this vulnerability is CVE-2025-20675 since 11/01/2024. The exploitation is known to be easy. An attack has to be approached locally. Neither technical details nor an exploit are publicly available.

Applying the patch MSV-3302 is able to eliminate this problem.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: MSV-3302

Timelineinfo

11/01/2024 🔍
06/02/2025 +212 days 🔍
06/02/2025 +0 days 🔍
06/03/2025 +1 days 🔍

Sourcesinfo

Advisory: MSV-3302
Status: Confirmed

CVE: CVE-2025-20675 (🔍)
GCVE (CVE): GCVE-0-2025-20675
GCVE (VulDB): GCVE-100-310793

Entryinfo

Created: 06/02/2025 08:21
Updated: 06/03/2025 06:18
Changes: 06/02/2025 08:21 (56), 06/03/2025 06:18 (1)
Complete: 🔍
Cache ID: 216::103

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