{"api_version":"1","generated_at":"2026-06-24T22:49:12+00:00","cve":"CVE-2026-52953","urls":{"html":"https://cve.report/CVE-2026-52953","api":"https://cve.report/api/cve/CVE-2026-52953.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-52953","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-52953"},"summary":{"title":"iommu/vt-d: Fix oops due to out of scope access","description":"In the Linux kernel, the following vulnerability has been resolved:\n\niommu/vt-d: Fix oops due to out of scope access\n\nBelow oops triggers when kill QEMU process:\n\n  Oops: general protection fault, probably for non-canonical address 0x7fffffff844eaaa7: 0000 [#1] SMP NOPTI\n  Call Trace:\n   <TASK>\n   do_raw_spin_lock+0xaa/0xc0\n   _raw_spin_lock_irqsave+0x21/0x40\n   domain_remove_dev_pasid+0x52/0x160\n   intel_nested_set_dev_pasid+0x1b9/0x1e0\n   __iommu_set_group_pasid+0x56/0x120\n   pci_dev_reset_iommu_done+0xe3/0x180\n   pcie_flr+0x65/0x160\n   __pci_reset_function_locked+0x5b/0x120\n   vfio_pci_core_close_device+0x63/0xe0 [vfio_pci_core]\n   vfio_df_close+0x4f/0xa0\n   vfio_df_unbind_iommufd+0x2d/0x60\n   vfio_device_fops_release+0x3e/0x40\n   __fput+0xe5/0x2c0\n   task_work_run+0x58/0xa0\n   do_exit+0x2c8/0x600\n   do_group_exit+0x2f/0xa0\n   get_signal+0x863/0x8c0\n   arch_do_signal_or_restart+0x24/0x100\n   exit_to_user_mode_loop+0x87/0x380\n   do_syscall_64+0x2ff/0x11e0\n   entry_SYSCALL_64_after_hwframe+0x76/0x7e\n\nThe global static blocked domain is a dummy domain without corresponding\ndmar_domain structure, accessing beyond iommu_domain structure triggers\noops easily. Fix it by return early in domain_remove_dev_pasid() like\nidentity domain.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-06-24 17:17:05","updated_at":"2026-06-24 17:17:05"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/88397fad7914ee74a7880fa5ce01f9eb6bfe0743","name":"https://git.kernel.org/stable/c/88397fad7914ee74a7880fa5ce01f9eb6bfe0743","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/1e659db468476733d217c1314c1e0d9244356d6c","name":"https://git.kernel.org/stable/c/1e659db468476733d217c1314c1e0d9244356d6c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/a6dea58d8625c06b9654c0555f101742481335c3","name":"https://git.kernel.org/stable/c/a6dea58d8625c06b9654c0555f101742481335c3","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-52953","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-52953","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7d0c9da6c1509664d96488042bacc02308ca33b2 88397fad7914ee74a7880fa5ce01f9eb6bfe0743 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7d0c9da6c1509664d96488042bacc02308ca33b2 1e659db468476733d217c1314c1e0d9244356d6c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7d0c9da6c1509664d96488042bacc02308ca33b2 a6dea58d8625c06b9654c0555f101742481335c3 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.6","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.33 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0.10 7.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1 * 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/iommu/intel/iommu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"88397fad7914ee74a7880fa5ce01f9eb6bfe0743","status":"affected","version":"7d0c9da6c1509664d96488042bacc02308ca33b2","versionType":"git"},{"lessThan":"1e659db468476733d217c1314c1e0d9244356d6c","status":"affected","version":"7d0c9da6c1509664d96488042bacc02308ca33b2","versionType":"git"},{"lessThan":"a6dea58d8625c06b9654c0555f101742481335c3","status":"affected","version":"7d0c9da6c1509664d96488042bacc02308ca33b2","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/iommu/intel/iommu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.6"},{"lessThan":"6.6","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.33","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.10","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.33","versionStartIncluding":"6.6","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.10","versionStartIncluding":"6.6","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1","versionStartIncluding":"6.6","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\niommu/vt-d: Fix oops due to out of scope access\n\nBelow oops triggers when kill QEMU process:\n\n  Oops: general protection fault, probably for non-canonical address 0x7fffffff844eaaa7: 0000 [#1] SMP NOPTI\n  Call Trace:\n   <TASK>\n   do_raw_spin_lock+0xaa/0xc0\n   _raw_spin_lock_irqsave+0x21/0x40\n   domain_remove_dev_pasid+0x52/0x160\n   intel_nested_set_dev_pasid+0x1b9/0x1e0\n   __iommu_set_group_pasid+0x56/0x120\n   pci_dev_reset_iommu_done+0xe3/0x180\n   pcie_flr+0x65/0x160\n   __pci_reset_function_locked+0x5b/0x120\n   vfio_pci_core_close_device+0x63/0xe0 [vfio_pci_core]\n   vfio_df_close+0x4f/0xa0\n   vfio_df_unbind_iommufd+0x2d/0x60\n   vfio_device_fops_release+0x3e/0x40\n   __fput+0xe5/0x2c0\n   task_work_run+0x58/0xa0\n   do_exit+0x2c8/0x600\n   do_group_exit+0x2f/0xa0\n   get_signal+0x863/0x8c0\n   arch_do_signal_or_restart+0x24/0x100\n   exit_to_user_mode_loop+0x87/0x380\n   do_syscall_64+0x2ff/0x11e0\n   entry_SYSCALL_64_after_hwframe+0x76/0x7e\n\nThe global static blocked domain is a dummy domain without corresponding\ndmar_domain structure, accessing beyond iommu_domain structure triggers\noops easily. Fix it by return early in domain_remove_dev_pasid() like\nidentity domain."}],"providerMetadata":{"dateUpdated":"2026-06-24T16:28:36.110Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/88397fad7914ee74a7880fa5ce01f9eb6bfe0743"},{"url":"https://git.kernel.org/stable/c/1e659db468476733d217c1314c1e0d9244356d6c"},{"url":"https://git.kernel.org/stable/c/a6dea58d8625c06b9654c0555f101742481335c3"}],"title":"iommu/vt-d: Fix oops due to out of scope access","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-52953","datePublished":"2026-06-24T16:28:36.110Z","dateReserved":"2026-06-09T07:44:35.372Z","dateUpdated":"2026-06-24T16:28:36.110Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-06-24 17:17:05","lastModifiedDate":"2026-06-24 17:17:05","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"52953","Ordinal":"1","Title":"iommu/vt-d: Fix oops due to out of scope access","CVE":"CVE-2026-52953","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"52953","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\niommu/vt-d: Fix oops due to out of scope access\n\nBelow oops triggers when kill QEMU process:\n\n  Oops: general protection fault, probably for non-canonical address 0x7fffffff844eaaa7: 0000 [#1] SMP NOPTI\n  Call Trace:\n   <TASK>\n   do_raw_spin_lock+0xaa/0xc0\n   _raw_spin_lock_irqsave+0x21/0x40\n   domain_remove_dev_pasid+0x52/0x160\n   intel_nested_set_dev_pasid+0x1b9/0x1e0\n   __iommu_set_group_pasid+0x56/0x120\n   pci_dev_reset_iommu_done+0xe3/0x180\n   pcie_flr+0x65/0x160\n   __pci_reset_function_locked+0x5b/0x120\n   vfio_pci_core_close_device+0x63/0xe0 [vfio_pci_core]\n   vfio_df_close+0x4f/0xa0\n   vfio_df_unbind_iommufd+0x2d/0x60\n   vfio_device_fops_release+0x3e/0x40\n   __fput+0xe5/0x2c0\n   task_work_run+0x58/0xa0\n   do_exit+0x2c8/0x600\n   do_group_exit+0x2f/0xa0\n   get_signal+0x863/0x8c0\n   arch_do_signal_or_restart+0x24/0x100\n   exit_to_user_mode_loop+0x87/0x380\n   do_syscall_64+0x2ff/0x11e0\n   entry_SYSCALL_64_after_hwframe+0x76/0x7e\n\nThe global static blocked domain is a dummy domain without corresponding\ndmar_domain structure, accessing beyond iommu_domain structure triggers\noops easily. Fix it by return early in domain_remove_dev_pasid() like\nidentity domain.","Type":"Description","Title":"iommu/vt-d: Fix oops due to out of scope access"}]}}}