{"id":"CVE-2025-1673","revision":"21f00b6658c445a3a55478f502f6e2df","records":[{"revision":"21f00b6658c445a3a55478f502f6e2df","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2025-1673","aliases":[],"title":"Out of bounds read when calling crc16_ansi and strlen in dns_validate_msg","description":"A malicious or malformed DNS packet without a payload can cause an out-of-bounds read, resulting in a crash (denial of service) or an incorrect computation.","state":0,"publishedAt":"2025-02-25T07:12:13.455+00:00","modifiedAt":"2026-10-13T19:58:44.368+00:00","affected":[{"ecosystem":"Vendor product","name":"Zephyr","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"defaultStatus\": \"unaffected\",\n                    \"packageName\": \"Zephyr\",\n                    \"product\": \"Zephyr\",\n                    \"repo\": \"https://github.com/zephyrproject-rtos/zephyr\",\n                    \"vendor\": \"zephyrproject-rtos\",\n                    \"versions\": [\n                        {\n                            \"lessThan\": \"3.7.2\",\n                            \"status\": \"affected\",\n                            \"version\": \"*\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"lessThan\": \"4.1.0\",\n                            \"status\": \"affected\",\n                            \"version\": \"4.0.0\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","score":8.2,"severity":"HIGH"}],"references":["https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-jjhx-rrh4-j8mx"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-1673","license":"CVE Program Terms of Use","key":"cve-program:CVE-2025-1673","identifiers":["CVE-2025-1673"]},"retained":false,"historicalAffected":[]}],"coverage":[]}