{"id":"CVE-2025-12131","title":"A truncated 802.15.4 packet can lead to an assert, resulting in a denial of service.","summary":"A truncated 802.15.4 packet can lead to an assert, resulting in a denial of service.","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-20","CWE-617","CWE-617"],"vendor":"silabs","product":"simplicity_software_development_kit","affected":["simplicity_software_development_kit <= 2025.6.2"],"published":"2026-02-05","updated":"2026-08-20","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-12131","references":[{"url":"https://community.silabs.com/068Vm00000g8dP3","label":"product-security@silabs.com"}],"tags":["nvd"],"epss":0.00219,"epssPercentile":0.10961,"ingestedAt":"2026-08-20T21:01:35.667Z","slug":"CVE-2025-12131","body":"## Overview\n\nA truncated 802.15.4 packet can lead to an assert, resulting in a denial of service.\n\n## Affected\n\n- `simplicity_software_development_kit <= 2025.6.2`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}