{"api_version":"1","generated_at":"2026-10-24T11:14:57+00:00","cve":"CVE-2026-98185","urls":{"html":"https://cve.report/CVE-2026-98185","api":"https://cve.report/api/cve/CVE-2026-98185.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-98185","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-98185"},"summary":{"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":"PUBLISHED","assigner":"Linux","published_at":"2026-10-06 09:18:03","updated_at":"2026-10-19 10:18:18"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/c4943323fda22ef27bb6479b9d328ae48c63f64c","name":"https://git.kernel.org/stable/c/c4943323fda22ef27bb6479b9d328ae48c63f64c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/25217c5f6ce0bf3004f80c129464cd35fe9a420f","name":"https://git.kernel.org/stable/c/25217c5f6ce0bf3004f80c129464cd35fe9a420f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/dccf5ecaad4d8d43c545921f20328e8f91af8698","name":"https://git.kernel.org/stable/c/dccf5ecaad4d8d43c545921f20328e8f91af8698","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/cb0008480ed7d5cf76f3ad9668a91bbb7d0b4417","name":"https://git.kernel.org/stable/c/cb0008480ed7d5cf76f3ad9668a91bbb7d0b4417","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/48312f0085aa1577d6d41af2a079b34de17c1a57","name":"https://git.kernel.org/stable/c/48312f0085aa1577d6d41af2a079b34de17c1a57","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/3687d7d48070838cc2953431b3a27717cab0aaf6","name":"https://git.kernel.org/stable/c/3687d7d48070838cc2953431b3a27717cab0aaf6","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/7106ad8b74f50cca1ef36131f327d2c78f556daa","name":"https://git.kernel.org/stable/c/7106ad8b74f50cca1ef36131f327d2c78f556daa","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/9cff2f39ed38a32070b08364c4c9346e85b8f9ec","name":"https://git.kernel.org/stable/c/9cff2f39ed38a32070b08364c4c9346e85b8f9ec","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-98185","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98185","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e 25217c5f6ce0bf3004f80c129464cd35fe9a420f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e 48312f0085aa1577d6d41af2a079b34de17c1a57 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e dccf5ecaad4d8d43c545921f20328e8f91af8698 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e c4943323fda22ef27bb6479b9d328ae48c63f64c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"98185","cve":"CVE-2026-98185","epss":"0.001840000","percentile":"0.073000000","score_date":"2026-10-06","updated_at":"2026-10-07 00:14:55"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/wireless/marvell/mwifiex/scan.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"25217c5f6ce0bf3004f80c129464cd35fe9a420f","status":"affected","version":"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e","versionType":"git"},{"lessThan":"48312f0085aa1577d6d41af2a079b34de17c1a57","status":"affected","version":"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e","versionType":"git"},{"lessThan":"dccf5ecaad4d8d43c545921f20328e8f91af8698","status":"affected","version":"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e","versionType":"git"},{"lessThan":"c4943323fda22ef27bb6479b9d328ae48c63f64c","status":"affected","version":"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e","versionType":"git"},{"lessThan":"cb0008480ed7d5cf76f3ad9668a91bbb7d0b4417","status":"affected","version":"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e","versionType":"git"},{"lessThan":"9cff2f39ed38a32070b08364c4c9346e85b8f9ec","status":"affected","version":"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e","versionType":"git"},{"lessThan":"7106ad8b74f50cca1ef36131f327d2c78f556daa","status":"affected","version":"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e","versionType":"git"},{"lessThan":"3687d7d48070838cc2953431b3a27717cab0aaf6","status":"affected","version":"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/wireless/marvell/mwifiex/scan.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.0"},{"lessThan":"3.0","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.271","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.222","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.189","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.158","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.112","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.54","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.8","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.271","versionStartIncluding":"3.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.222","versionStartIncluding":"3.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.189","versionStartIncluding":"3.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.158","versionStartIncluding":"3.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.112","versionStartIncluding":"3.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.54","versionStartIncluding":"3.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.8","versionStartIncluding":"3.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3","versionStartIncluding":"3.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"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."}],"providerMetadata":{"dateUpdated":"2026-10-19T09:15:16.426Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/25217c5f6ce0bf3004f80c129464cd35fe9a420f"},{"url":"https://git.kernel.org/stable/c/48312f0085aa1577d6d41af2a079b34de17c1a57"},{"url":"https://git.kernel.org/stable/c/dccf5ecaad4d8d43c545921f20328e8f91af8698"},{"url":"https://git.kernel.org/stable/c/c4943323fda22ef27bb6479b9d328ae48c63f64c"},{"url":"https://git.kernel.org/stable/c/cb0008480ed7d5cf76f3ad9668a91bbb7d0b4417"},{"url":"https://git.kernel.org/stable/c/9cff2f39ed38a32070b08364c4c9346e85b8f9ec"},{"url":"https://git.kernel.org/stable/c/7106ad8b74f50cca1ef36131f327d2c78f556daa"},{"url":"https://git.kernel.org/stable/c/3687d7d48070838cc2953431b3a27717cab0aaf6"}],"title":"wifi: mwifiex: validate scan response extents","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-98185","datePublished":"2026-10-06T08:44:27.654Z","dateReserved":"2026-09-25T10:25:14.323Z","dateUpdated":"2026-10-19T09:15:16.426Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-06 09:18:03","lastModifiedDate":"2026-10-19 10:18:18","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"98185","Ordinal":"1","Title":"wifi: mwifiex: validate scan response extents","CVE":"CVE-2026-98185","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"98185","Ordinal":"1","NoteData":"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.","Type":"Description","Title":"wifi: mwifiex: validate scan response extents"}]}}}