Linux Kernel up to 6.16.0 wifi mt7925_mcu_hw_scan ssids[] off-by-one

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Linux Kernel up to 6.16.0. Affected by this issue is the function mt7925_mcu_hw_scan of the component wifi. This manipulation of the argument ssids[] causes off-by-one. The identification of this vulnerability is CVE-2025-38600. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Linux Kernel up to 6.16.0 and classified as problematic. Affected by this vulnerability is the function mt7925_mcu_hw_scan of the component wifi. The manipulation of the argument ssids[] with an unknown input leads to a off-by-one vulnerability. The CWE definition for the vulnerability is CWE-193. A product calculates or uses an incorrect maximum or minimum value that is 1 more, or 1 less, than the correct value. The impact remains unknown. The summary by CVE is:

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7925: fix off by one in mt7925_mcu_hw_scan() The ssid->ssids[] and sreq->ssids[] arrays have MT7925_RNR_SCAN_MAX_BSSIDS elements so this >= needs to be > to prevent an out of bounds access.

The advisory is shared at git.kernel.org. This vulnerability is known as CVE-2025-38600 since 04/16/2025. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 12/16/2025).

The vulnerability scanner Nessus provides a plugin with the ID 260165 (Linux Distros Unpatched Vulnerability : CVE-2025-38600), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 6.16.1 or 6.17-rc1 eliminates this vulnerability. Applying the patch 4d80d4fa986c5da99042b66bf30a028e7f564156/b3a431fe2e399b2e0cc5f43f7e9d63d63d3710ee is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at Tenable (260165) and CERT Bund (WID-SEC-2025-1869). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

  • Debian Linux
  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • Ubuntu Linux
  • SUSE Linux
  • Oracle Linux
  • SUSE openSUSE
  • RESF Rocky Linux
  • Dell Avamar
  • Open Source Linux Kernel
  • Dell NetWorker
  • Dell Secure Connect Gateway
  • IBM QRadar SIEM

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.4

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

NVD Base Score: 5.5
NVD Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Off-by-one
CWE: CWE-193 / CWE-189
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 260165
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2025-38600

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Kernel 6.16.1/6.17-rc1
Patch: 4d80d4fa986c5da99042b66bf30a028e7f564156/b3a431fe2e399b2e0cc5f43f7e9d63d63d3710ee

Timelineinfo

04/16/2025 CVE reserved
08/19/2025 +125 days Advisory disclosed
08/19/2025 +0 days VulDB entry created
12/16/2025 +119 days VulDB entry last update

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2025-38600 (🔒)
GCVE (CVE): GCVE-0-2025-38600
GCVE (VulDB): GCVE-100-320629
CERT Bund: WID-SEC-2025-1869 - Linux Kernel: Mehrere Schwachstellen

Entryinfo

Created: 08/19/2025 19:34
Updated: 12/16/2025 07:28
Changes: 08/19/2025 19:34 (59), 09/02/2025 06:44 (2), 09/25/2025 04:46 (7), 10/27/2025 01:43 (1), 11/01/2025 14:12 (1), 11/26/2025 20:19 (11), 12/16/2025 07:28 (1)
Complete: 🔍
Cache ID: 216::103

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