{"api_version":"1","generated_at":"2026-10-26T07:01:53+00:00","cve":"CVE-2026-90411","urls":{"html":"https://cve.report/CVE-2026-90411","api":"https://cve.report/api/cve/CVE-2026-90411.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-90411","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-90411"},"summary":{"title":"nvme-fc: unmap cmd_iu DMA on rsp_iu mapping failure in init_request","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnvme-fc: unmap cmd_iu DMA on rsp_iu mapping failure in init_request\n\n__nvme_fc_init_request() maps cmd_iu and then rsp_iu for DMA. If the\nrsp_iu mapping fails, the original code only recorded the error and fell\nthrough: it left the already-mapped cmd_iu unmapped and still marked the\nop as FCPOP_STATE_IDLE before returning. Since blk-mq does not call\n.exit_request() when .init_request() fails, the cmd_iu mapping is leaked\nfor every op whose rsp_iu mapping fails.\n\nJump to an error path on rsp_iu mapping failure that unmaps cmd_iu and\nreturns the error without marking the op idle, so it stays in the\nFCPOP_STATE_UNINIT state set by the initial memset().","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-17 17:17:41","updated_at":"2026-10-19 09:19:35"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/bb0251991420c25e3ceeac40ea09250d79ed7ef0","name":"https://git.kernel.org/stable/c/bb0251991420c25e3ceeac40ea09250d79ed7ef0","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/5e820d04c241c81a47e1940349018690e93d8167","name":"https://git.kernel.org/stable/c/5e820d04c241c81a47e1940349018690e93d8167","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/c0892cfb60a75e2c86ba8e2127b133f6549c12b3","name":"https://git.kernel.org/stable/c/c0892cfb60a75e2c86ba8e2127b133f6549c12b3","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/be5eb47ee3fea338efae1a5b678d6bb5f0fcc931","name":"https://git.kernel.org/stable/c/be5eb47ee3fea338efae1a5b678d6bb5f0fcc931","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/bd764baf82bb46e958a0bd0b481630dd71313055","name":"https://git.kernel.org/stable/c/bd764baf82bb46e958a0bd0b481630dd71313055","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/18c5781ed8bc2f423c26ec93e47e2057cd76a783","name":"https://git.kernel.org/stable/c/18c5781ed8bc2f423c26ec93e47e2057cd76a783","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/acc173608ca7abe5dee8983086b44efd8b0dbc84","name":"https://git.kernel.org/stable/c/acc173608ca7abe5dee8983086b44efd8b0dbc84","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f49d0c3a8d56a7cda1628ae17341a4a42063563c","name":"https://git.kernel.org/stable/c/f49d0c3a8d56a7cda1628ae17341a4a42063563c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-90411","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-90411","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e399441de9115cd472b8ace6c517708273ca7997 c0892cfb60a75e2c86ba8e2127b133f6549c12b3 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e399441de9115cd472b8ace6c517708273ca7997 5e820d04c241c81a47e1940349018690e93d8167 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e399441de9115cd472b8ace6c517708273ca7997 bb0251991420c25e3ceeac40ea09250d79ed7ef0 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e399441de9115cd472b8ace6c517708273ca7997 acc173608ca7abe5dee8983086b44efd8b0dbc84 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e399441de9115cd472b8ace6c517708273ca7997 18c5781ed8bc2f423c26ec93e47e2057cd76a783 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e399441de9115cd472b8ace6c517708273ca7997 bd764baf82bb46e958a0bd0b481630dd71313055 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e399441de9115cd472b8ace6c517708273ca7997 be5eb47ee3fea338efae1a5b678d6bb5f0fcc931 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e399441de9115cd472b8ace6c517708273ca7997 f49d0c3a8d56a7cda1628ae17341a4a42063563c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4.10","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 4.10 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.10.270 5.10.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.221 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.188 6.1.* 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 * 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/nvme/host/fc.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"c0892cfb60a75e2c86ba8e2127b133f6549c12b3","status":"affected","version":"e399441de9115cd472b8ace6c517708273ca7997","versionType":"git"},{"lessThan":"5e820d04c241c81a47e1940349018690e93d8167","status":"affected","version":"e399441de9115cd472b8ace6c517708273ca7997","versionType":"git"},{"lessThan":"bb0251991420c25e3ceeac40ea09250d79ed7ef0","status":"affected","version":"e399441de9115cd472b8ace6c517708273ca7997","versionType":"git"},{"lessThan":"acc173608ca7abe5dee8983086b44efd8b0dbc84","status":"affected","version":"e399441de9115cd472b8ace6c517708273ca7997","versionType":"git"},{"lessThan":"18c5781ed8bc2f423c26ec93e47e2057cd76a783","status":"affected","version":"e399441de9115cd472b8ace6c517708273ca7997","versionType":"git"},{"lessThan":"bd764baf82bb46e958a0bd0b481630dd71313055","status":"affected","version":"e399441de9115cd472b8ace6c517708273ca7997","versionType":"git"},{"lessThan":"be5eb47ee3fea338efae1a5b678d6bb5f0fcc931","status":"affected","version":"e399441de9115cd472b8ace6c517708273ca7997","versionType":"git"},{"lessThan":"f49d0c3a8d56a7cda1628ae17341a4a42063563c","status":"affected","version":"e399441de9115cd472b8ace6c517708273ca7997","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/nvme/host/fc.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.10"},{"lessThan":"4.10","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.270","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.221","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.188","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","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.270","versionStartIncluding":"4.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.221","versionStartIncluding":"4.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.188","versionStartIncluding":"4.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.157","versionStartIncluding":"4.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.110","versionStartIncluding":"4.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.52","versionStartIncluding":"4.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.6","versionStartIncluding":"4.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3","versionStartIncluding":"4.10","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnvme-fc: unmap cmd_iu DMA on rsp_iu mapping failure in init_request\n\n__nvme_fc_init_request() maps cmd_iu and then rsp_iu for DMA. If the\nrsp_iu mapping fails, the original code only recorded the error and fell\nthrough: it left the already-mapped cmd_iu unmapped and still marked the\nop as FCPOP_STATE_IDLE before returning. Since blk-mq does not call\n.exit_request() when .init_request() fails, the cmd_iu mapping is leaked\nfor every op whose rsp_iu mapping fails.\n\nJump to an error path on rsp_iu mapping failure that unmaps cmd_iu and\nreturns the error without marking the op idle, so it stays in the\nFCPOP_STATE_UNINIT state set by the initial memset()."}],"providerMetadata":{"dateUpdated":"2026-10-19T09:03:15.517Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/c0892cfb60a75e2c86ba8e2127b133f6549c12b3"},{"url":"https://git.kernel.org/stable/c/5e820d04c241c81a47e1940349018690e93d8167"},{"url":"https://git.kernel.org/stable/c/bb0251991420c25e3ceeac40ea09250d79ed7ef0"},{"url":"https://git.kernel.org/stable/c/acc173608ca7abe5dee8983086b44efd8b0dbc84"},{"url":"https://git.kernel.org/stable/c/18c5781ed8bc2f423c26ec93e47e2057cd76a783"},{"url":"https://git.kernel.org/stable/c/bd764baf82bb46e958a0bd0b481630dd71313055"},{"url":"https://git.kernel.org/stable/c/be5eb47ee3fea338efae1a5b678d6bb5f0fcc931"},{"url":"https://git.kernel.org/stable/c/f49d0c3a8d56a7cda1628ae17341a4a42063563c"}],"title":"nvme-fc: unmap cmd_iu DMA on rsp_iu mapping failure in init_request","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-90411","datePublished":"2026-09-17T16:09:38.077Z","dateReserved":"2026-09-11T19:38:34.812Z","dateUpdated":"2026-10-19T09:03:15.517Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-17 17:17:41","lastModifiedDate":"2026-10-19 09:19:35","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"90411","Ordinal":"1","Title":"nvme-fc: unmap cmd_iu DMA on rsp_iu mapping failure in init_requ","CVE":"CVE-2026-90411","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"90411","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nnvme-fc: unmap cmd_iu DMA on rsp_iu mapping failure in init_request\n\n__nvme_fc_init_request() maps cmd_iu and then rsp_iu for DMA. If the\nrsp_iu mapping fails, the original code only recorded the error and fell\nthrough: it left the already-mapped cmd_iu unmapped and still marked the\nop as FCPOP_STATE_IDLE before returning. Since blk-mq does not call\n.exit_request() when .init_request() fails, the cmd_iu mapping is leaked\nfor every op whose rsp_iu mapping fails.\n\nJump to an error path on rsp_iu mapping failure that unmaps cmd_iu and\nreturns the error without marking the op idle, so it stays in the\nFCPOP_STATE_UNINIT state set by the initial memset().","Type":"Description","Title":"nvme-fc: unmap cmd_iu DMA on rsp_iu mapping failure in init_requ"}]}}}