{"api_version":"1","generated_at":"2026-04-17T11:04:32+00:00","cve":"CVE-2026-31389","urls":{"html":"https://cve.report/CVE-2026-31389","api":"https://cve.report/api/cve/CVE-2026-31389.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-31389","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-31389"},"summary":{"title":"spi: fix use-after-free on controller registration failure","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nspi: fix use-after-free on controller registration failure\n\nMake sure to deregister from driver core also in the unlikely event that\nper-cpu statistics allocation fails during controller registration to\navoid use-after-free (of driver resources) and unclocked register\naccesses.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-04-03 16:16:36","updated_at":"2026-04-07 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Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-31389","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6598b91b5ac32bc756d7c3000a31f775d4ead1c4 0e23f50086da7d0b183dfeac26021acfcdee086b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6598b91b5ac32bc756d7c3000a31f775d4ead1c4 6bbd385b30c7fb6c7ee0669e9ada91490938c051 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6598b91b5ac32bc756d7c3000a31f775d4ead1c4 afe27c1f43aa57530011f419be6ddf71306565d2 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6598b91b5ac32bc756d7c3000a31f775d4ead1c4 80f3e8cd2b4ad355b2ad2024cf423f6d183404f7 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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the Linux kernel, the following vulnerability has been resolved:\n\nspi: fix use-after-free on controller registration failure\n\nMake sure to deregister from driver core also in the unlikely event that\nper-cpu statistics allocation fails during controller registration to\navoid use-after-free (of driver resources) and unclocked register\naccesses."}],"providerMetadata":{"dateUpdated":"2026-04-03T15:15:55.068Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/0e23f50086da7d0b183dfeac26021acfcdee086b"},{"url":"https://git.kernel.org/stable/c/6bbd385b30c7fb6c7ee0669e9ada91490938c051"},{"url":"https://git.kernel.org/stable/c/afe27c1f43aa57530011f419be6ddf71306565d2"},{"url":"https://git.kernel.org/stable/c/80f3e8cd2b4ad355b2ad2024cf423f6d183404f7"},{"url":"https://git.kernel.org/stable/c/23b51bad2eb8787aa74324cfccefb258515ae5ba"},{"url":"https://git.kernel.org/stable/c/8634e05b08ead636e926022f4a98416e13440df9"}],"title":"spi: fix use-after-free on controller registration failure","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-31389","datePublished":"2026-04-03T15:15:55.068Z","dateReserved":"2026-03-09T15:48:24.084Z","dateUpdated":"2026-04-03T15:15:55.068Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-04-03 16:16:36","lastModifiedDate":"2026-04-07 13:20:55","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"31389","Ordinal":"1","Title":"spi: fix use-after-free on controller registration failure","CVE":"CVE-2026-31389","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"31389","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nspi: fix use-after-free on controller registration failure\n\nMake sure to deregister from driver core also in the unlikely event that\nper-cpu statistics allocation fails during controller registration to\navoid use-after-free (of driver resources) and unclocked register\naccesses.","Type":"Description","Title":"spi: fix use-after-free on controller registration failure"}]}}}