{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-90411","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-09-11T19:38:34.812Z","datePublished":"2026-09-17T16:09:38.077Z","dateUpdated":"2026-09-17T16:09:38.077Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-09-17T16:09:38.077Z"},"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()."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/nvme/host/fc.c"],"versions":[{"version":"e399441de9115cd472b8ace6c517708273ca7997","lessThan":"c0892cfb60a75e2c86ba8e2127b133f6549c12b3","status":"affected","versionType":"git"},{"version":"e399441de9115cd472b8ace6c517708273ca7997","lessThan":"5e820d04c241c81a47e1940349018690e93d8167","status":"affected","versionType":"git"},{"version":"e399441de9115cd472b8ace6c517708273ca7997","lessThan":"bb0251991420c25e3ceeac40ea09250d79ed7ef0","status":"affected","versionType":"git"},{"version":"e399441de9115cd472b8ace6c517708273ca7997","lessThan":"acc173608ca7abe5dee8983086b44efd8b0dbc84","status":"affected","versionType":"git"},{"version":"e399441de9115cd472b8ace6c517708273ca7997","lessThan":"18c5781ed8bc2f423c26ec93e47e2057cd76a783","status":"affected","versionType":"git"},{"version":"e399441de9115cd472b8ace6c517708273ca7997","lessThan":"bd764baf82bb46e958a0bd0b481630dd71313055","status":"affected","versionType":"git"},{"version":"e399441de9115cd472b8ace6c517708273ca7997","lessThan":"be5eb47ee3fea338efae1a5b678d6bb5f0fcc931","status":"affected","versionType":"git"},{"version":"e399441de9115cd472b8ace6c517708273ca7997","lessThan":"f49d0c3a8d56a7cda1628ae17341a4a42063563c","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/nvme/host/fc.c"],"versions":[{"version":"4.10","status":"affected"},{"version":"0","lessThan":"4.10","status":"unaffected","versionType":"semver"},{"version":"5.10.270","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.221","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.188","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.157","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.110","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.52","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2.6","lessThanOrEqual":"7.2.*","status":"unaffected","versionType":"semver"},{"version":"7.3-rc1","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":"4.10","versionEndExcluding":"5.10.270"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"5.15.221"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"6.1.188"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"6.6.157"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"6.12.110"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"6.18.52"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"7.2.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"7.3-rc1"}]}]}],"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"}}}}