{"id":"CVE-2025-9558","title":"There is a potential OOB Write vulnerability in the gen_prov_start function in pb_adv.c","summary":"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.","severity":"high","cvss":7.6,"cvssVector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H","cwe":["CWE-120"],"published":"2025-11-26","updated":"2026-10-13","sourceUpdated":"2026-10-13T20:17:01.410","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-9558","references":[{"url":"https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-8wvr-688x-68vr","label":"vulnerabilities@zephyrproject.org"}],"tags":["nvd"],"epss":0.00189,"epssPercentile":0.07888,"ingestedAt":"2026-10-13T20:53:44.535Z","slug":"CVE-2025-9558","body":"## Overview\n\nThere 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":42,"depthScoreParts":{"impact":41.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}