{"api_version":"1","generated_at":"2026-10-01T19:48:53+00:00","cve":"CVE-2026-97591","urls":{"html":"https://cve.report/CVE-2026-97591","api":"https://cve.report/api/cve/CVE-2026-97591.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-97591","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-97591"},"summary":{"title":"s390/crypto: Fix handling of EBUSY in PHMAC when req is pushed to crypto engine","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ns390/crypto: Fix handling of EBUSY in PHMAC when req is pushed to crypto engine\n\nWhen a request is transferred to the engine via\ncrypto_transfer_hash_request_to_engine() there are two return codes\nsignaling a successful transfer: EINPROGRESS and EBUSY. However the\ncorrect handling of EBUSY was missing and has been added as a return\ncode indicating a successful transfer to the crypto engine.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-25 11:17:10","updated_at":"2026-09-25 11:17:10"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/330148371401de474b656eaf521861f12ec1a1ce","name":"https://git.kernel.org/stable/c/330148371401de474b656eaf521861f12ec1a1ce","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/bcd7f1f1e2f2882ad206f72425255be105178151","name":"https://git.kernel.org/stable/c/bcd7f1f1e2f2882ad206f72425255be105178151","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/203702f0013f9b7324e8c5facb6cd6e9c0942b13","name":"https://git.kernel.org/stable/c/203702f0013f9b7324e8c5facb6cd6e9c0942b13","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-97591","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-97591","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected cbbc675506cc4cd93e6f895e7c1f693156f9a95c 203702f0013f9b7324e8c5facb6cd6e9c0942b13 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected cbbc675506cc4cd93e6f895e7c1f693156f9a95c bcd7f1f1e2f2882ad206f72425255be105178151 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected cbbc675506cc4cd93e6f895e7c1f693156f9a95c 330148371401de474b656eaf521861f12ec1a1ce git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.17","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.17 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.53 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.7 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3-rc3 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"97591","cve":"CVE-2026-97591","epss":"0.001980000","percentile":"0.085850000","score_date":"2026-09-27","updated_at":"2026-09-28 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the Linux kernel, the following vulnerability has been resolved:\n\ns390/crypto: Fix handling of EBUSY in PHMAC when req is pushed to crypto engine\n\nWhen a request is transferred to the engine via\ncrypto_transfer_hash_request_to_engine() there are two return codes\nsignaling a successful transfer: EINPROGRESS and EBUSY. However the\ncorrect handling of EBUSY was missing and has been added as a return\ncode indicating a successful transfer to the crypto engine."}],"providerMetadata":{"dateUpdated":"2026-09-25T10:22:08.694Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/203702f0013f9b7324e8c5facb6cd6e9c0942b13"},{"url":"https://git.kernel.org/stable/c/bcd7f1f1e2f2882ad206f72425255be105178151"},{"url":"https://git.kernel.org/stable/c/330148371401de474b656eaf521861f12ec1a1ce"}],"title":"s390/crypto: Fix handling of EBUSY in PHMAC when req is pushed to crypto engine","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-97591","datePublished":"2026-09-25T10:22:08.694Z","dateReserved":"2026-09-24T16:01:01.157Z","dateUpdated":"2026-09-25T10:22:08.694Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-25 11:17:10","lastModifiedDate":"2026-09-25 11:17:10","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"97591","Ordinal":"1","Title":"s390/crypto: Fix handling of EBUSY in PHMAC when req is pushed t","CVE":"CVE-2026-97591","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"97591","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ns390/crypto: Fix handling of EBUSY in PHMAC when req is pushed to crypto engine\n\nWhen a request is transferred to the engine via\ncrypto_transfer_hash_request_to_engine() there are two return codes\nsignaling a successful transfer: EINPROGRESS and EBUSY. However the\ncorrect handling of EBUSY was missing and has been added as a return\ncode indicating a successful transfer to the crypto engine.","Type":"Description","Title":"s390/crypto: Fix handling of EBUSY in PHMAC when req is pushed t"}]}}}