{"api_version":"1","generated_at":"2026-06-10T13:43:36+00:00","cve":"CVE-2026-46298","urls":{"html":"https://cve.report/CVE-2026-46298","api":"https://cve.report/api/cve/CVE-2026-46298.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-46298","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-46298"},"summary":{"title":"pseries/papr-hvpipe: Fix race with interrupt handler","description":"In the Linux kernel, the following vulnerability has been resolved:\n\npseries/papr-hvpipe: Fix race with interrupt handler\n\nWhile executing ->ioctl handler or ->release handler, if an interrupt\nfires on the same cpu, then we can enter into a deadlock.\n\nThis patch fixes both these handlers to take spin_lock_irq{save|restore}\nversions of the lock to prevent this deadlock.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-06-08 17:16:48","updated_at":"2026-06-08 17:16:48"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/7a4f0846ee6cc8cf44ae0046ed42e3259d1dd45b","name":"https://git.kernel.org/stable/c/7a4f0846ee6cc8cf44ae0046ed42e3259d1dd45b","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/342c966f81cfc3cb6c297e80b37a9f3a5d637d2c","name":"https://git.kernel.org/stable/c/342c966f81cfc3cb6c297e80b37a9f3a5d637d2c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-46298","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46298","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 814ef095f12c9fa142043ee689500f3a41bb6dab 342c966f81cfc3cb6c297e80b37a9f3a5d637d2c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 814ef095f12c9fa142043ee689500f3a41bb6dab 7a4f0846ee6cc8cf44ae0046ed42e3259d1dd45b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.18","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0.7 7.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1-rc3 * 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00:13:16"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["arch/powerpc/platforms/pseries/papr-hvpipe.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"342c966f81cfc3cb6c297e80b37a9f3a5d637d2c","status":"affected","version":"814ef095f12c9fa142043ee689500f3a41bb6dab","versionType":"git"},{"lessThan":"7a4f0846ee6cc8cf44ae0046ed42e3259d1dd45b","status":"affected","version":"814ef095f12c9fa142043ee689500f3a41bb6dab","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["arch/powerpc/platforms/pseries/papr-hvpipe.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.18"},{"lessThan":"6.18","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.7","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1-rc3","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.7","versionStartIncluding":"6.18","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1-rc3","versionStartIncluding":"6.18","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\npseries/papr-hvpipe: Fix race with interrupt handler\n\nWhile executing ->ioctl handler or ->release handler, if an interrupt\nfires on the same cpu, then we can enter into a deadlock.\n\nThis patch fixes both these handlers to take spin_lock_irq{save|restore}\nversions of the lock to prevent this deadlock."}],"providerMetadata":{"dateUpdated":"2026-06-08T15:46:25.568Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/342c966f81cfc3cb6c297e80b37a9f3a5d637d2c"},{"url":"https://git.kernel.org/stable/c/7a4f0846ee6cc8cf44ae0046ed42e3259d1dd45b"}],"title":"pseries/papr-hvpipe: Fix race with interrupt handler","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-46298","datePublished":"2026-06-08T15:46:25.568Z","dateReserved":"2026-05-13T15:03:33.110Z","dateUpdated":"2026-06-08T15:46:25.568Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-06-08 17:16:48","lastModifiedDate":"2026-06-08 17:16:48","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"46298","Ordinal":"1","Title":"pseries/papr-hvpipe: Fix race with interrupt handler","CVE":"CVE-2026-46298","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"46298","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\npseries/papr-hvpipe: Fix race with interrupt handler\n\nWhile executing ->ioctl handler or ->release handler, if an interrupt\nfires on the same cpu, then we can enter into a deadlock.\n\nThis patch fixes both these handlers to take spin_lock_irq{save|restore}\nversions of the lock to prevent this deadlock.","Type":"Description","Title":"pseries/papr-hvpipe: Fix race with interrupt handler"}]}}}