{"api_version":"1","generated_at":"2026-09-19T10:59:22+00:00","cve":"CVE-2026-90370","urls":{"html":"https://cve.report/CVE-2026-90370","api":"https://cve.report/api/cve/CVE-2026-90370.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-90370","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-90370"},"summary":{"title":"wifi: mt76: mt7996: bound TLV walk in mt7996_mcu_get_chip_config","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7996: bound TLV walk in mt7996_mcu_get_chip_config\n\nThe response TLV loop advanced by tlv->len without a minimum, so a\ntheoretical firmware response containing a zero-length TLV could spin\nforever, hanging the CPU during device probe.\nThe u32 payload was also read without bounds checking.\nReject a short fixed field, stop on a TLV whose length underruns the\nheader or overruns the skb.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-17 17:17:36","updated_at":"2026-09-17 17:17:36"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/d0bb2189ade617e624f3c8f444ebb05f59bb2524","name":"https://git.kernel.org/stable/c/d0bb2189ade617e624f3c8f444ebb05f59bb2524","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/93eaddfdd35aa6bfe570c087db4e97fb9d8a791a","name":"https://git.kernel.org/stable/c/93eaddfdd35aa6bfe570c087db4e97fb9d8a791a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/3106f62809d45c1e6aadfad1f4d7c3f74cd53a96","name":"https://git.kernel.org/stable/c/3106f62809d45c1e6aadfad1f4d7c3f74cd53a96","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/44af52467e72094351a362bf69effd52f1d9c186","name":"https://git.kernel.org/stable/c/44af52467e72094351a362bf69effd52f1d9c186","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/39aa6b853b6d69dd1fee3507efdb3c277b7c53e6","name":"https://git.kernel.org/stable/c/39aa6b853b6d69dd1fee3507efdb3c277b7c53e6","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-90370","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-90370","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5d33053be609abfcfa9f5ca75d5554f2109aa40b 3106f62809d45c1e6aadfad1f4d7c3f74cd53a96 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5d33053be609abfcfa9f5ca75d5554f2109aa40b 39aa6b853b6d69dd1fee3507efdb3c277b7c53e6 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5d33053be609abfcfa9f5ca75d5554f2109aa40b d0bb2189ade617e624f3c8f444ebb05f59bb2524 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5d33053be609abfcfa9f5ca75d5554f2109aa40b 93eaddfdd35aa6bfe570c087db4e97fb9d8a791a git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5d33053be609abfcfa9f5ca75d5554f2109aa40b 44af52467e72094351a362bf69effd52f1d9c186 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.3","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.3 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.157 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.110 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.52 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.6 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3-rc1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/wireless/mediatek/mt76/mt7996/mcu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"3106f62809d45c1e6aadfad1f4d7c3f74cd53a96","status":"affected","version":"5d33053be609abfcfa9f5ca75d5554f2109aa40b","versionType":"git"},{"lessThan":"39aa6b853b6d69dd1fee3507efdb3c277b7c53e6","status":"affected","version":"5d33053be609abfcfa9f5ca75d5554f2109aa40b","versionType":"git"},{"lessThan":"d0bb2189ade617e624f3c8f444ebb05f59bb2524","status":"affected","version":"5d33053be609abfcfa9f5ca75d5554f2109aa40b","versionType":"git"},{"lessThan":"93eaddfdd35aa6bfe570c087db4e97fb9d8a791a","status":"affected","version":"5d33053be609abfcfa9f5ca75d5554f2109aa40b","versionType":"git"},{"lessThan":"44af52467e72094351a362bf69effd52f1d9c186","status":"affected","version":"5d33053be609abfcfa9f5ca75d5554f2109aa40b","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/wireless/mediatek/mt76/mt7996/mcu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.3"},{"lessThan":"6.3","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.157","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.110","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.52","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.6","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3-rc1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.157","versionStartIncluding":"6.3","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.110","versionStartIncluding":"6.3","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.52","versionStartIncluding":"6.3","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.6","versionStartIncluding":"6.3","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc1","versionStartIncluding":"6.3","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7996: bound TLV walk in mt7996_mcu_get_chip_config\n\nThe response TLV loop advanced by tlv->len without a minimum, so a\ntheoretical firmware response containing a zero-length TLV could spin\nforever, hanging the CPU during device probe.\nThe u32 payload was also read without bounds checking.\nReject a short fixed field, stop on a TLV whose length underruns the\nheader or overruns the skb."}],"providerMetadata":{"dateUpdated":"2026-09-17T16:09:11.398Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/3106f62809d45c1e6aadfad1f4d7c3f74cd53a96"},{"url":"https://git.kernel.org/stable/c/39aa6b853b6d69dd1fee3507efdb3c277b7c53e6"},{"url":"https://git.kernel.org/stable/c/d0bb2189ade617e624f3c8f444ebb05f59bb2524"},{"url":"https://git.kernel.org/stable/c/93eaddfdd35aa6bfe570c087db4e97fb9d8a791a"},{"url":"https://git.kernel.org/stable/c/44af52467e72094351a362bf69effd52f1d9c186"}],"title":"wifi: mt76: mt7996: bound TLV walk in mt7996_mcu_get_chip_config","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-90370","datePublished":"2026-09-17T16:09:11.398Z","dateReserved":"2026-09-11T19:38:34.807Z","dateUpdated":"2026-09-17T16:09:11.398Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-17 17:17:36","lastModifiedDate":"2026-09-17 17:17:36","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"90370","Ordinal":"1","Title":"wifi: mt76: mt7996: bound TLV walk in mt7996_mcu_get_chip_config","CVE":"CVE-2026-90370","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"90370","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7996: bound TLV walk in mt7996_mcu_get_chip_config\n\nThe response TLV loop advanced by tlv->len without a minimum, so a\ntheoretical firmware response containing a zero-length TLV could spin\nforever, hanging the CPU during device probe.\nThe u32 payload was also read without bounds checking.\nReject a short fixed field, stop on a TLV whose length underruns the\nheader or overruns the skb.","Type":"Description","Title":"wifi: mt76: mt7996: bound TLV walk in mt7996_mcu_get_chip_config"}]}}}