CVE-2025-9558

high

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.

References

https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-8wvr-688x-68vr

Details

Source: Mitre, NVD

Published: 2025-11-26

Updated: 2025-11-26

Risk Information

CVSS v2

Base Score: 7.3

Vector: CVSS2#AV:A/AC:L/Au:N/C:P/I:P/A:C

Severity: High

CVSS v3

Base Score: 7.6

Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H