{"api_version":"1","generated_at":"2026-09-19T10:58:47+00:00","cve":"CVE-2026-90376","urls":{"html":"https://cve.report/CVE-2026-90376","api":"https://cve.report/api/cve/CVE-2026-90376.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-90376","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-90376"},"summary":{"title":"wifi: mt76: mt7996: fix MLD ID in MAC TXD and HIF TXP","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7996: fix MLD ID in MAC TXD and HIF TXP\n\nProblem:\nMCU command timeout while the firmware state is normal, and the\nfirmware keeps showing the error log \"ERROR!! NO PAUSE...\".\n\nRoot cause:\nIf the MLD_ID field in the TXD is neither the primary link id nor the\nsecondary link id, it may lead to a firmware busy loop when the third\nlink is in power saving mode.\n\nRemap frames directed to a third link to the primary link wcid. Since\nTX status events and txfree completions carry the wcid the firmware\nsaw, use the remapped wcid for packet id tracking and non-AQL packet\naccounting as well, while the frame keeps its original link context\nfor addressing, band and OMAC selection.","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/0a951ff6704db7b46c3f6d03b77e6053122be8ab","name":"https://git.kernel.org/stable/c/0a951ff6704db7b46c3f6d03b77e6053122be8ab","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/ce35ecffc96e6d097d27b6fe30677a2cfe2e0461","name":"https://git.kernel.org/stable/c/ce35ecffc96e6d097d27b6fe30677a2cfe2e0461","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/5183b9f092fc0041618f38f895bd0ad860c26ca9","name":"https://git.kernel.org/stable/c/5183b9f092fc0041618f38f895bd0ad860c26ca9","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-90376","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-90376","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected d6f6b3a65660d183ef33f5a6582fd3b47174fe5a 5183b9f092fc0041618f38f895bd0ad860c26ca9 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 85cd5534a3f2ec93e7d88713a77df5b4255520df 0a951ff6704db7b46c3f6d03b77e6053122be8ab git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 85cd5534a3f2ec93e7d88713a77df5b4255520df ce35ecffc96e6d097d27b6fe30677a2cfe2e0461 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.18.33 6.18.52 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.19","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.19 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/mac.c","drivers/net/wireless/mediatek/mt76/mt7996/main.c","drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"5183b9f092fc0041618f38f895bd0ad860c26ca9","status":"affected","version":"d6f6b3a65660d183ef33f5a6582fd3b47174fe5a","versionType":"git"},{"lessThan":"0a951ff6704db7b46c3f6d03b77e6053122be8ab","status":"affected","version":"85cd5534a3f2ec93e7d88713a77df5b4255520df","versionType":"git"},{"lessThan":"ce35ecffc96e6d097d27b6fe30677a2cfe2e0461","status":"affected","version":"85cd5534a3f2ec93e7d88713a77df5b4255520df","versionType":"git"},{"lessThan":"6.18.52","status":"affected","version":"6.18.33","versionType":"semver"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/wireless/mediatek/mt76/mt7996/mac.c","drivers/net/wireless/mediatek/mt76/mt7996/main.c","drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.19"},{"lessThan":"6.19","status":"unaffected","version":"0","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":"6.18.52","versionStartIncluding":"6.18.33","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.6","versionStartIncluding":"6.19","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc1","versionStartIncluding":"6.19","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7996: fix MLD ID in MAC TXD and HIF TXP\n\nProblem:\nMCU command timeout while the firmware state is normal, and the\nfirmware keeps showing the error log \"ERROR!! NO PAUSE...\".\n\nRoot cause:\nIf the MLD_ID field in the TXD is neither the primary link id nor the\nsecondary link id, it may lead to a firmware busy loop when the third\nlink is in power saving mode.\n\nRemap frames directed to a third link to the primary link wcid. Since\nTX status events and txfree completions carry the wcid the firmware\nsaw, use the remapped wcid for packet id tracking and non-AQL packet\naccounting as well, while the frame keeps its original link context\nfor addressing, band and OMAC selection."}],"providerMetadata":{"dateUpdated":"2026-09-17T16:09:15.361Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/5183b9f092fc0041618f38f895bd0ad860c26ca9"},{"url":"https://git.kernel.org/stable/c/0a951ff6704db7b46c3f6d03b77e6053122be8ab"},{"url":"https://git.kernel.org/stable/c/ce35ecffc96e6d097d27b6fe30677a2cfe2e0461"}],"title":"wifi: mt76: mt7996: fix MLD ID in MAC TXD and HIF TXP","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-90376","datePublished":"2026-09-17T16:09:15.361Z","dateReserved":"2026-09-11T19:38:34.808Z","dateUpdated":"2026-09-17T16:09:15.361Z","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":"90376","Ordinal":"1","Title":"wifi: mt76: mt7996: fix MLD ID in MAC TXD and HIF TXP","CVE":"CVE-2026-90376","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"90376","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7996: fix MLD ID in MAC TXD and HIF TXP\n\nProblem:\nMCU command timeout while the firmware state is normal, and the\nfirmware keeps showing the error log \"ERROR!! NO PAUSE...\".\n\nRoot cause:\nIf the MLD_ID field in the TXD is neither the primary link id nor the\nsecondary link id, it may lead to a firmware busy loop when the third\nlink is in power saving mode.\n\nRemap frames directed to a third link to the primary link wcid. Since\nTX status events and txfree completions carry the wcid the firmware\nsaw, use the remapped wcid for packet id tracking and non-AQL packet\naccounting as well, while the frame keeps its original link context\nfor addressing, band and OMAC selection.","Type":"Description","Title":"wifi: mt76: mt7996: fix MLD ID in MAC TXD and HIF TXP"}]}}}