There is a potential OOB Write vulnerability in the gen_prov_start function in pb_adv.c. The full length of the received data is copied into the link.rx.buf receiver buffer without any validation on the data size.
Advisories

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Fixes

Solution

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Workaround

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History

Thu, 27 Nov 2025 16:30:00 +0000

Type Values Removed Values Added
First Time appeared Zephyrproject-rtos
Zephyrproject-rtos zephyr
Vendors & Products Zephyrproject-rtos
Zephyrproject-rtos zephyr

Wed, 26 Nov 2025 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 26 Nov 2025 05:45:00 +0000

Type Values Removed Values Added
Description There is a potential OOB Write vulnerability in the gen_prov_start function in pb_adv.c. The full length of the received data is copied into the link.rx.buf receiver buffer without any validation on the data size.
Title Bluetooth: Mesh: Out-of-Bound Write in gen_prov_start
Weaknesses CWE-120
References
Metrics cvssV3_1

{'score': 7.6, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: zephyr

Published:

Updated: 2025-11-26T14:12:44.470Z

Reserved: 2025-08-27T19:14:47.039Z

Link: CVE-2025-9558

cve-icon Vulnrichment

Updated: 2025-11-26T14:12:41.088Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-11-26T06:15:46.163

Modified: 2025-12-01T15:39:53.100

Link: CVE-2025-9558

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-11-27T16:26:08Z

Weaknesses