{"id":"CVE-2025-9557","title":"‭An out-of-bound write can lead to an arbitrary code execution","summary":"‭An out-of-bound write can lead to an arbitrary code execution. Even on devices with some form of memory protection, this can still lead to‬ ‭a crash and a resultant denial of service.‬","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":"2026-10-13T20:17:01.290","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-9557","references":[{"url":"https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-r3j3-c5v7-2ppf","label":"vulnerabilities@zephyrproject.org"}],"tags":["nvd"],"epss":0.00208,"epssPercentile":0.10133,"ingestedAt":"2026-10-13T20:53:44.535Z","slug":"CVE-2025-9557","body":"## Overview\n\n‭An out-of-bound write can lead to an arbitrary code execution. Even on devices with some form of memory protection, this can still lead to‬ ‭a crash and a resultant denial of service.‬\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":[]}