{"id":"CVE-2026-98185","revision":"72235b8c7f7a41b3aa3061918e82763d","records":[{"revision":"72235b8c7f7a41b3aa3061918e82763d","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-98185","aliases":[],"title":"wifi: mwifiex: validate scan response extents","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mwifiex: validate scan response extents\n\nmwifiex_ret_802_11_scan() subtracts the fixed response fields and the\nfirmware-provided BSS length from resp->size without first proving that\neither extent fits. A short response or oversized BSS length can\ntherefore underflow tlv_buf_size and make the TLV parser walk beyond the\ncommand response.\n\nCompute the fixed extent from the selected normal or background scan\nresponse. Validate that the fixed fields and BSS data fit before deriving\nthe TLV extent and entering the parser.","state":0,"publishedAt":"2026-10-06T08:44:27.654+00:00","modifiedAt":"2026-10-19T09:15:16.426+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/net/wireless/marvell/mwifiex/scan.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e\",\n                            \"lessThan\": \"25217c5f6ce0bf3004f80c129464cd35fe9a420f\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e\",\n                            \"lessThan\": \"48312f0085aa1577d6d41af2a079b34de17c1a57\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e\",\n                            \"lessThan\": \"dccf5ecaad4d8d43c545921f20328e8f91af8698\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e\",\n                            \"lessThan\": \"c4943323fda22ef27bb6479b9d328ae48c63f64c\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e\",\n                            \"lessThan\": \"cb0008480ed7d5cf76f3ad9668a91bbb7d0b4417\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e\",\n                            \"lessThan\": \"9cff2f39ed38a32070b08364c4c9346e85b8f9ec\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e\",\n                            \"lessThan\": \"7106ad8b74f50cca1ef36131f327d2c78f556daa\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e\",\n                            \"lessThan\": \"3687d7d48070838cc2953431b3a27717cab0aaf6\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/net/wireless/marvell/mwifiex/scan.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"3.0\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"3.0\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.271\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.222\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.189\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.158\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.112\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.54\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.8\",\n                            \"lessThanOrEqual\": \"7.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.3\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/25217c5f6ce0bf3004f80c129464cd35fe9a420f","https://git.kernel.org/stable/c/48312f0085aa1577d6d41af2a079b34de17c1a57","https://git.kernel.org/stable/c/dccf5ecaad4d8d43c545921f20328e8f91af8698","https://git.kernel.org/stable/c/c4943323fda22ef27bb6479b9d328ae48c63f64c","https://git.kernel.org/stable/c/cb0008480ed7d5cf76f3ad9668a91bbb7d0b4417","https://git.kernel.org/stable/c/9cff2f39ed38a32070b08364c4c9346e85b8f9ec","https://git.kernel.org/stable/c/7106ad8b74f50cca1ef36131f327d2c78f556daa","https://git.kernel.org/stable/c/3687d7d48070838cc2953431b3a27717cab0aaf6"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-98185","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-98185","identifiers":["CVE-2026-98185"]},"retained":false,"historicalAffected":[]}],"coverage":[]}