{"api_version":"1","generated_at":"2026-05-27T22:56:54+00:00","cve":"CVE-2026-46060","urls":{"html":"https://cve.report/CVE-2026-46060","api":"https://cve.report/api/cve/CVE-2026-46060.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-46060","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-46060"},"summary":{"title":"crypto: qat - fix IRQ cleanup on 6xxx probe failure","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: qat - fix IRQ cleanup on 6xxx probe failure\n\nWhen adf_dev_up() partially completes and then fails, the IRQ\nhandlers registered during adf_isr_resource_alloc() are not detached\nbefore the MSI-X vectors are released.\n\nSince the device is enabled with pcim_enable_device(), calling\npci_alloc_irq_vectors() internally registers pcim_msi_release() as a\ndevres action. On probe failure, devres runs pcim_msi_release() which\ncalls pci_free_irq_vectors(), tearing down the MSI-X vectors while IRQ\nhandlers (for example 'qat0-bundle0') are still attached. This causes\nremove_proc_entry() warnings:\n\n    [   22.163964] remove_proc_entry: removing non-empty directory 'irq/143', leaking at least 'qat0-bundle0'\n\nMoving the devm_add_action_or_reset() before adf_dev_up() does not solve\nthe problem since devres runs in LIFO order and pcim_msi_release(),\nregistered later inside adf_dev_up(), would still fire before\nadf_device_down().\n\nFix by calling adf_dev_down() explicitly when adf_dev_up() fails, to\nproperly free IRQ handlers before devres releases the MSI-X vectors.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-27 14:17:25","updated_at":"2026-05-27 14:48:03"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/95aed2af87ec43fa7624cc81dd13d37824ad4972","name":"https://git.kernel.org/stable/c/95aed2af87ec43fa7624cc81dd13d37824ad4972","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/27f561bf894e46bdc2d6209c50884adad79d8277","name":"https://git.kernel.org/stable/c/27f561bf894e46bdc2d6209c50884adad79d8277","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/7cd651f1357dcc477e6483c3a4706836b46bdc92","name":"https://git.kernel.org/stable/c/7cd651f1357dcc477e6483c3a4706836b46bdc92","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-46060","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46060","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 17fd7514ae68c541bf952876ce2005cb4a53f283 27f561bf894e46bdc2d6209c50884adad79d8277 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 17fd7514ae68c541bf952876ce2005cb4a53f283 7cd651f1357dcc477e6483c3a4706836b46bdc92 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 17fd7514ae68c541bf952876ce2005cb4a53f283 95aed2af87ec43fa7624cc81dd13d37824ad4972 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.16","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.16 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.27 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0.4 7.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1-rc1 * 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/crypto/intel/qat/qat_6xxx/adf_drv.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"27f561bf894e46bdc2d6209c50884adad79d8277","status":"affected","version":"17fd7514ae68c541bf952876ce2005cb4a53f283","versionType":"git"},{"lessThan":"7cd651f1357dcc477e6483c3a4706836b46bdc92","status":"affected","version":"17fd7514ae68c541bf952876ce2005cb4a53f283","versionType":"git"},{"lessThan":"95aed2af87ec43fa7624cc81dd13d37824ad4972","status":"affected","version":"17fd7514ae68c541bf952876ce2005cb4a53f283","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/crypto/intel/qat/qat_6xxx/adf_drv.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.16"},{"lessThan":"6.16","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.27","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1-rc1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.27","versionStartIncluding":"6.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.4","versionStartIncluding":"6.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1-rc1","versionStartIncluding":"6.16","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: qat - fix IRQ cleanup on 6xxx probe failure\n\nWhen adf_dev_up() partially completes and then fails, the IRQ\nhandlers registered during adf_isr_resource_alloc() are not detached\nbefore the MSI-X vectors are released.\n\nSince the device is enabled with pcim_enable_device(), calling\npci_alloc_irq_vectors() internally registers pcim_msi_release() as a\ndevres action. On probe failure, devres runs pcim_msi_release() which\ncalls pci_free_irq_vectors(), tearing down the MSI-X vectors while IRQ\nhandlers (for example 'qat0-bundle0') are still attached. This causes\nremove_proc_entry() warnings:\n\n    [   22.163964] remove_proc_entry: removing non-empty directory 'irq/143', leaking at least 'qat0-bundle0'\n\nMoving the devm_add_action_or_reset() before adf_dev_up() does not solve\nthe problem since devres runs in LIFO order and pcim_msi_release(),\nregistered later inside adf_dev_up(), would still fire before\nadf_device_down().\n\nFix by calling adf_dev_down() explicitly when adf_dev_up() fails, to\nproperly free IRQ handlers before devres releases the MSI-X vectors."}],"providerMetadata":{"dateUpdated":"2026-05-27T12:57:20.991Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/27f561bf894e46bdc2d6209c50884adad79d8277"},{"url":"https://git.kernel.org/stable/c/7cd651f1357dcc477e6483c3a4706836b46bdc92"},{"url":"https://git.kernel.org/stable/c/95aed2af87ec43fa7624cc81dd13d37824ad4972"}],"title":"crypto: qat - fix IRQ cleanup on 6xxx probe failure","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-46060","datePublished":"2026-05-27T12:57:20.991Z","dateReserved":"2026-05-13T15:03:33.095Z","dateUpdated":"2026-05-27T12:57:20.991Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-27 14:17:25","lastModifiedDate":"2026-05-27 14:48:03","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"46060","Ordinal":"1","Title":"crypto: qat - fix IRQ cleanup on 6xxx probe failure","CVE":"CVE-2026-46060","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"46060","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: qat - fix IRQ cleanup on 6xxx probe failure\n\nWhen adf_dev_up() partially completes and then fails, the IRQ\nhandlers registered during adf_isr_resource_alloc() are not detached\nbefore the MSI-X vectors are released.\n\nSince the device is enabled with pcim_enable_device(), calling\npci_alloc_irq_vectors() internally registers pcim_msi_release() as a\ndevres action. On probe failure, devres runs pcim_msi_release() which\ncalls pci_free_irq_vectors(), tearing down the MSI-X vectors while IRQ\nhandlers (for example 'qat0-bundle0') are still attached. This causes\nremove_proc_entry() warnings:\n\n    [   22.163964] remove_proc_entry: removing non-empty directory 'irq/143', leaking at least 'qat0-bundle0'\n\nMoving the devm_add_action_or_reset() before adf_dev_up() does not solve\nthe problem since devres runs in LIFO order and pcim_msi_release(),\nregistered later inside adf_dev_up(), would still fire before\nadf_device_down().\n\nFix by calling adf_dev_down() explicitly when adf_dev_up() fails, to\nproperly free IRQ handlers before devres releases the MSI-X vectors.","Type":"Description","Title":"crypto: qat - fix IRQ cleanup on 6xxx probe failure"}]}}}