{"id":"CVE-2026-112158","revision":"562b5b8338c249ce92f662a77b830c43","records":[{"revision":"562b5b8338c249ce92f662a77b830c43","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-112158","aliases":[],"title":"MikroTik RouterOS ipt_SAME.ko same_check integer overflow","description":"A weakness has been identified in MikroTik RouterOS up to 6.40.5/6.44/7.20.8. Impacted is the function same_check of the file ipt_SAME.ko. Executing a manipulation can lead to integer overflow. The attack may be launched remotely. Upgrading to version 7.21.5 and 7.23.1 is recommended to address this issue. You should upgrade the affected component.","state":0,"publishedAt":"2026-10-19T16:00:06.444+00:00","modifiedAt":"2026-10-19T17:09:43.696+00:00","affected":[{"ecosystem":"Vendor product","name":"RouterOS","ranges":[],"versions":[],"rawVersionEvidence":"{\n \"vendor\": \"MikroTik\",\n \"product\": \"RouterOS\",\n \"versions\": [\n {\n \"version\": \"6.0\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.1\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.2\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.3\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.4\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.5\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.6\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.7\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.8\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.9\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.10\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.11\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.12\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.13\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.14\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.15\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.16\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.17\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.18\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.19\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.20\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.21\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.22\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.23\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.24\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.25\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.26\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.27\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.28\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.29\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.30\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.31\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.32\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.33\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.34\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.35\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.36\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.37\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.38\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.39\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.40\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.40.0\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.40.1\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.40.2\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.40.3\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.40.4\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.40.5\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.41\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.42\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.43\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"6.44\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"7.20.0\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"7.20.1\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"7.20.2\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"7.20.3\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"7.20.4\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"7.20.5\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"7.20.6\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"7.20.7\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"7.20.8\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"7.21.5\",\n \"status\": \"unaffected\"\n },\n {\n \"version\": \"7.23.1\",\n \"status\": \"unaffected\"\n }\n ],\n \"cpes\": [\n \"cpe:2.3:o:mikrotik:routeros:*:*:*:*:*:*:*:*\"\n ]\n }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X","score":7.1,"severity":"HIGH"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:X/RL:O/RC:C","score":6.5,"severity":"MEDIUM"},{"system":"CVSS 3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:X/RL:O/RC:C","score":6.5,"severity":"MEDIUM"},{"system":"CVSS 2.0","vector":"AV:N/AC:L/Au:S/C:N/I:N/A:C/E:ND/RL:OF/RC:C","score":6.8,"severity":null}],"references":["https://vuldb.com/vuln/422285","https://vuldb.com/vuln/422285/cti","https://vuldb.com/cve/CVE-2026-112158","https://vuldb.com/submit/956852","https://github.com/MeetFireAgain/cve/mikrotik/routeros-ipt-same-integer-overflow-brick.md"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-112158","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-112158","identifiers":["CVE-2026-112158"]},"retained":false,"historicalAffected":[]}],"coverage":[]}