Realtek RTL8811AU 1030.38.712.2019 rtwlanu.sys N6CQueryInformationHandleCustomized11nOids out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Realtek RTL8811AU 1030.38.712.2019. This affects the function N6CQueryInformationHandleCustomized11nOids in the library rtwlanu.sys. The manipulation results in out-of-bounds. This vulnerability is identified as CVE-2025-8298. The attack is only possible with local access. There is not any exploit available.

Detailsinfo

A vulnerability classified as critical has been found in Realtek RTL8811AU 1030.38.712.2019. Affected is the function N6CQueryInformationHandleCustomized11nOids in the library rtwlanu.sys. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Realtek RTL8811AU rtwlanu.sys N6CQueryInformationHandleCustomized11nOids Out-Of-Bounds Read Information Disclosure Vulnerability. This vulnerability allows local attackers to disclose sensitive information on affected installations of Realtek RTL8811AU drivers. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the N6CQueryInformationHandleCustomized11nOids function. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the kernel. Was ZDI-CAN-25864.

The advisory is shared for download at zerodayinitiative.com. This vulnerability is traded as CVE-2025-8298 since 07/29/2025. The exploitability is told to be easy. The attack needs to be approached locally. There are known technical details, but no exploit is available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.8
VulDB Meta Temp Score: 5.8

VulDB Base Score: 7.8
VulDB Temp Score: 7.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 3.8
CNA Vector (zdi): 🔒

CVSSv2info

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

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
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: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

07/29/2025 CVE reserved
09/03/2025 +36 days Advisory disclosed
09/03/2025 +0 days VulDB entry created
09/03/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: ZDI-25-881
Status: Not defined

CVE: CVE-2025-8298 (🔒)
GCVE (CVE): GCVE-0-2025-8298
GCVE (VulDB): GCVE-100-322236

Entryinfo

Created: 09/03/2025 07:10
Changes: 09/03/2025 07:10 (64)
Complete: 🔍
Cache ID: 216::103

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