{ "document":{ "aggregate_severity":{ "namespace":"https://nvd.nist.gov/vuln-metrics/cvss", "text":"MEDIUM" }, "category":"csaf_vex", "csaf_version":"2.0", "distribution":{ "tlp":{ "label":"WHITE", "url":"https:/www.first.org/tlp/" } }, "lang":"en", "notes":[ { "text":"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 \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.", "category":"general", "title":"Synopsis" } ], "publisher":null, "references":[ { "summary":"nvd cve", "category":"external", "url":"https://nvd.nist.gov/vuln/detail/CVE-2026-52953" }, { "summary":"CVE-2026-52953 vex file", "category":"self", "url":"https://repo.openeuler.org/security/data/csaf/cve/2026/csaf-openeuler-cve-2026-52953.json" }, { "summary":"openEuler-SA-2026-3455", "category":"self", "url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-3455" }, { "summary":"CVE-2026-52953", "category":"self", "url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2026-52953&packageName=kernel" } ], "title":"openEuler cve CVE-2026-52953", "tracking":{ "initial_release_date":"2026-08-26T11:13:43+08:00", "revision_history":[ { "date":"2026-08-26T11:13:43+08:00", "summary":"Initial", "number":"1.0.0" } ], "generator":{ "date":"2026-08-26T11:13:43+08:00", "engine":{ "name":"openEuler CSAF Tool V1.0" } }, "current_release_date":"2026-08-26T11:13:43+08:00", "id":"CVE-2026-52953", "version":"1.0.0", "status":"interim" } }, "product_tree":{ "branches":[ { "name":"openEuler", "category":"vendor", "branches":[ { "name":"openEuler", "branches":[ { "product":{ "product_identification_helper":{ "cpe":"cpe:/a:openEuler:openEuler:24.03-LTS-SP3" }, "product_id":"openEuler-24.03-LTS-SP3", "name":"openEuler-24.03-LTS-SP3" }, "name":"openEuler-24.03-LTS-SP3", "category":"product_version" } ], "category":"product_name" }, { "name":"aarch64", "branches":[ { "product":{ "product_identification_helper":{ "cpe":"cpe:/a:openEuler:openEuler:24.03-LTS-SP3" }, "product_id":"bpftool-6.6.0-145.3.26.157.oe2403sp3.aarch64.rpm", "name":"bpftool-6.6.0-145.3.26.157.oe2403sp3.aarch64.rpm" }, "name":"bpftool-6.6.0-145.3.26.157.oe2403sp3.aarch64.rpm", "category":"product_version" }, { "product":{ "product_identification_helper":{ "cpe":"cpe:/a:openEuler:openEuler:24.03-LTS-SP3" }, 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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.", "category":"description", "title":"Vulnerability Description" } ], "product_status":{ "fixed":[ "openEuler-24.03-LTS-SP3:bpftool-6.6.0-145.3.26.157.oe2403sp3.aarch64", "openEuler-24.03-LTS-SP3:bpftool-debuginfo-6.6.0-145.3.26.157.oe2403sp3.aarch64", "openEuler-24.03-LTS-SP3:kernel-6.6.0-145.3.26.157.oe2403sp3.aarch64", "openEuler-24.03-LTS-SP3:kernel-debuginfo-6.6.0-145.3.26.157.oe2403sp3.aarch64", "openEuler-24.03-LTS-SP3:kernel-debugsource-6.6.0-145.3.26.157.oe2403sp3.aarch64", "openEuler-24.03-LTS-SP3:kernel-devel-6.6.0-145.3.26.157.oe2403sp3.aarch64", "openEuler-24.03-LTS-SP3:kernel-extra-modules-6.6.0-145.3.26.157.oe2403sp3.aarch64", "openEuler-24.03-LTS-SP3:kernel-headers-6.6.0-145.3.26.157.oe2403sp3.aarch64", "openEuler-24.03-LTS-SP3:kernel-source-6.6.0-145.3.26.157.oe2403sp3.aarch64", "openEuler-24.03-LTS-SP3:kernel-tools-6.6.0-145.3.26.157.oe2403sp3.aarch64", 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