{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-98185","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-09-25T10:25:14.323Z","datePublished":"2026-10-06T08:44:27.654Z","dateUpdated":"2026-10-06T08:44:27.654Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-10-06T08:44:27.654Z"},"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."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/marvell/mwifiex/scan.c"],"versions":[{"version":"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e","lessThan":"25217c5f6ce0bf3004f80c129464cd35fe9a420f","status":"affected","versionType":"git"},{"version":"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e","lessThan":"48312f0085aa1577d6d41af2a079b34de17c1a57","status":"affected","versionType":"git"},{"version":"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e","lessThan":"dccf5ecaad4d8d43c545921f20328e8f91af8698","status":"affected","versionType":"git"},{"version":"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e","lessThan":"c4943323fda22ef27bb6479b9d328ae48c63f64c","status":"affected","versionType":"git"},{"version":"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e","lessThan":"cb0008480ed7d5cf76f3ad9668a91bbb7d0b4417","status":"affected","versionType":"git"},{"version":"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e","lessThan":"9cff2f39ed38a32070b08364c4c9346e85b8f9ec","status":"affected","versionType":"git"},{"version":"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e","lessThan":"7106ad8b74f50cca1ef36131f327d2c78f556daa","status":"affected","versionType":"git"},{"version":"5e6e3a92b9a4c9416b17f468fa5c7fa2233b8b4e","lessThan":"3687d7d48070838cc2953431b3a27717cab0aaf6","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/marvell/mwifiex/scan.c"],"versions":[{"version":"3.0","status":"affected"},{"version":"0","lessThan":"3.0","status":"unaffected","versionType":"semver"},{"version":"5.10.271","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.222","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.189","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.158","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.112","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.54","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2.8","lessThanOrEqual":"7.2.*","status":"unaffected","versionType":"semver"},{"version":"7.3-rc4","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"5.10.271"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"5.15.222"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"6.1.189"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"6.6.158"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"6.12.112"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"6.18.54"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"7.2.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"7.3-rc4"}]}]}],"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"}}}}