{ "document":{ "aggregate_severity":{ "namespace":"https://nvd.nist.gov/vuln-metrics/cvss", "text":"HIGH" }, "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\nnet: hns3: do not allow call hns3_nic_net_open repeatedly\n\nhns3_nic_net_open() is not allowed to called repeatly, but there\nis no checking for this. When doing device reset and setup tc\nconcurrently, there is a small oppotunity to call hns3_nic_net_open\nrepeatedly, and cause kernel bug by calling napi_enable twice.\n\nThe calltrace information is like below:\n[ 3078.222780] ------------[ cut here ]------------\n[ 3078.230255] kernel BUG at net/core/dev.c:6991!\n[ 3078.236224] Internal error: Oops - BUG: 0 [#1] PREEMPT SMP\n[ 3078.243431] Modules linked in: hns3 hclgevf hclge hnae3 vfio_iommu_type1 vfio_pci vfio_virqfd vfio pv680_mii(O)\n[ 3078.258880] CPU: 0 PID: 295 Comm: kworker/u8:5 Tainted: G O 5.14.0-rc4+ #1\n[ 3078.269102] Hardware name: , BIOS KpxxxFPGA 1P B600 V181 08/12/2021\n[ 3078.276801] Workqueue: hclge hclge_service_task [hclge]\n[ 3078.288774] pstate: 60400009 (nZCv daif +PAN -UAO -TCO BTYPE=--)\n[ 3078.296168] pc : napi_enable+0x80/0x84\ntc qdisc sho[w 3d0e7v8 .e3t0h218 79] lr : hns3_nic_net_open+0x138/0x510 [hns3]\n\n[ 3078.314771] sp : ffff8000108abb20\n[ 3078.319099] x29: ffff8000108abb20 x28: 0000000000000000 x27: ffff0820a8490300\n[ 3078.329121] x26: 0000000000000001 x25: ffff08209cfc6200 x24: 0000000000000000\n[ 3078.339044] x23: ffff0820a8490300 x22: ffff08209cd76000 x21: ffff0820abfe3880\n[ 3078.349018] x20: 0000000000000000 x19: ffff08209cd76900 x18: 0000000000000000\n[ 3078.358620] x17: 0000000000000000 x16: ffffc816e1727a50 x15: 0000ffff8f4ff930\n[ 3078.368895] x14: 0000000000000000 x13: 0000000000000000 x12: 0000259e9dbeb6b4\n[ 3078.377987] x11: 0096a8f7e764eb40 x10: 634615ad28d3eab5 x9 : ffffc816ad8885b8\n[ 3078.387091] x8 : ffff08209cfc6fb8 x7 : ffff0820ac0da058 x6 : ffff0820a8490344\n[ 3078.396356] x5 : 0000000000000140 x4 : 0000000000000003 x3 : ffff08209cd76938\n[ 3078.405365] x2 : 0000000000000000 x1 : 0000000000000010 x0 : ffff0820abfe38a0\n[ 3078.414657] Call trace:\n[ 3078.418517] napi_enable+0x80/0x84\n[ 3078.424626] hns3_reset_notify_up_enet+0x78/0xd0 [hns3]\n[ 3078.433469] hns3_reset_notify+0x64/0x80 [hns3]\n[ 3078.441430] hclge_notify_client+0x68/0xb0 [hclge]\n[ 3078.450511] hclge_reset_rebuild+0x524/0x884 [hclge]\n[ 3078.458879] hclge_reset_service_task+0x3c4/0x680 [hclge]\n[ 3078.467470] hclge_service_task+0xb0/0xb54 [hclge]\n[ 3078.475675] process_one_work+0x1dc/0x48c\n[ 3078.481888] worker_thread+0x15c/0x464\n[ 3078.487104] kthread+0x160/0x170\n[ 3078.492479] ret_from_fork+0x10/0x18\n[ 3078.498785] Code: c8027c81 35ffffa2 d50323bf d65f03c0 (d4210000)\n[ 3078.506889] ---[ end trace 8ebe0340a1b0fb44 ]---\n\nOnce hns3_nic_net_open() is excute success, the flag\nHNS3_NIC_STATE_DOWN will be cleared. So add checking for this\nflag, directly return when HNS3_NIC_STATE_DOWN is no set.", "category":"general", "title":"Synopsis" } ], "publisher":{ "issuing_authority":"openEuler security committee", "name":"openEuler", "namespace":"https://www.openeuler.org", "contact_details":"openeuler-security@openeuler.org", "category":"vendor" }, "references":[ { "summary":"nvd cve", "category":"external", "url":"https://nvd.nist.gov/vuln/detail/CVE-2021-47400" }, { "summary":"CVE-2021-47400 vex file", "category":"self", "url":"https://repo.openeuler.org/security/data/csaf/cve/2021/csaf-openeuler-cve-2021-47400.json" }, { "summary":"openEuler-SA-2024-2256", "category":"self", "url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-2256" }, { "summary":"CVE-2021-47400", "category":"self", "url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2021-47400&packageName=kernel" } ], "title":"openEuler cve CVE-2021-47400", "tracking":{ "initial_release_date":"2024-10-18T20:21:17+08:00", "revision_history":[ { "date":"2024-10-18T20:21:17+08:00", "summary":"Initial", "number":"1.0.0" } ], "generator":{ "date":"2024-10-18T20:21:17+08:00", "engine":{ "name":"openEuler CSAF Tool V1.0" } }, "current_release_date":"2024-10-18T20:21:17+08:00", "id":"CVE-2021-47400", "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:20.03-LTS-SP4" }, "product_id":"openEuler-20.03-LTS-SP4", "name":"openEuler-20.03-LTS-SP4" }, "name":"openEuler-20.03-LTS-SP4", "category":"product_version" } ], "category":"product_name" }, { "name":"aarch64", "branches":[ { "product":{ "product_identification_helper":{ "cpe":"cpe:/a:openEuler:openEuler:20.03-LTS-SP4" }, "product_id":"bpftool-4.19.90-2410.2.0.0299.oe2003sp4.aarch64.rpm", 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When doing device reset and setup tc\nconcurrently, there is a small oppotunity to call hns3_nic_net_open\nrepeatedly, and cause kernel bug by calling napi_enable twice.\n\nThe calltrace information is like below:\n[ 3078.222780] ------------[ cut here ]------------\n[ 3078.230255] kernel BUG at net/core/dev.c:6991!\n[ 3078.236224] Internal error: Oops - BUG: 0 [#1] PREEMPT SMP\n[ 3078.243431] Modules linked in: hns3 hclgevf hclge hnae3 vfio_iommu_type1 vfio_pci vfio_virqfd vfio pv680_mii(O)\n[ 3078.258880] CPU: 0 PID: 295 Comm: kworker/u8:5 Tainted: G O 5.14.0-rc4+ #1\n[ 3078.269102] Hardware name: , BIOS KpxxxFPGA 1P B600 V181 08/12/2021\n[ 3078.276801] Workqueue: hclge hclge_service_task [hclge]\n[ 3078.288774] pstate: 60400009 (nZCv daif +PAN -UAO -TCO BTYPE=--)\n[ 3078.296168] pc : napi_enable+0x80/0x84\ntc qdisc sho[w 3d0e7v8 .e3t0h218 79] lr : hns3_nic_net_open+0x138/0x510 [hns3]\n\n[ 3078.314771] sp : ffff8000108abb20\n[ 3078.319099] x29: ffff8000108abb20 x28: 0000000000000000 x27: ffff0820a8490300\n[ 3078.329121] x26: 0000000000000001 x25: ffff08209cfc6200 x24: 0000000000000000\n[ 3078.339044] x23: ffff0820a8490300 x22: ffff08209cd76000 x21: ffff0820abfe3880\n[ 3078.349018] x20: 0000000000000000 x19: ffff08209cd76900 x18: 0000000000000000\n[ 3078.358620] x17: 0000000000000000 x16: ffffc816e1727a50 x15: 0000ffff8f4ff930\n[ 3078.368895] x14: 0000000000000000 x13: 0000000000000000 x12: 0000259e9dbeb6b4\n[ 3078.377987] x11: 0096a8f7e764eb40 x10: 634615ad28d3eab5 x9 : ffffc816ad8885b8\n[ 3078.387091] x8 : ffff08209cfc6fb8 x7 : ffff0820ac0da058 x6 : ffff0820a8490344\n[ 3078.396356] x5 : 0000000000000140 x4 : 0000000000000003 x3 : ffff08209cd76938\n[ 3078.405365] x2 : 0000000000000000 x1 : 0000000000000010 x0 : ffff0820abfe38a0\n[ 3078.414657] Call trace:\n[ 3078.418517] napi_enable+0x80/0x84\n[ 3078.424626] hns3_reset_notify_up_enet+0x78/0xd0 [hns3]\n[ 3078.433469] hns3_reset_notify+0x64/0x80 [hns3]\n[ 3078.441430] hclge_notify_client+0x68/0xb0 [hclge]\n[ 3078.450511] hclge_reset_rebuild+0x524/0x884 [hclge]\n[ 3078.458879] hclge_reset_service_task+0x3c4/0x680 [hclge]\n[ 3078.467470] hclge_service_task+0xb0/0xb54 [hclge]\n[ 3078.475675] process_one_work+0x1dc/0x48c\n[ 3078.481888] worker_thread+0x15c/0x464\n[ 3078.487104] kthread+0x160/0x170\n[ 3078.492479] ret_from_fork+0x10/0x18\n[ 3078.498785] Code: c8027c81 35ffffa2 d50323bf d65f03c0 (d4210000)\n[ 3078.506889] ---[ end trace 8ebe0340a1b0fb44 ]---\n\nOnce hns3_nic_net_open() is excute success, the flag\nHNS3_NIC_STATE_DOWN will be cleared. So add checking for this\nflag, directly return when HNS3_NIC_STATE_DOWN is no set.", "category":"description", "title":"Vulnerability Description" } ], "product_status":{ "fixed":[ "openEuler-20.03-LTS-SP4:bpftool-4.19.90-2410.2.0.0299.oe2003sp4.aarch64", "openEuler-20.03-LTS-SP4:bpftool-debuginfo-4.19.90-2410.2.0.0299.oe2003sp4.aarch64", "openEuler-20.03-LTS-SP4:kernel-4.19.90-2410.2.0.0299.oe2003sp4.aarch64", "openEuler-20.03-LTS-SP4:kernel-debuginfo-4.19.90-2410.2.0.0299.oe2003sp4.aarch64", "openEuler-20.03-LTS-SP4:kernel-debugsource-4.19.90-2410.2.0.0299.oe2003sp4.aarch64", "openEuler-20.03-LTS-SP4:kernel-devel-4.19.90-2410.2.0.0299.oe2003sp4.aarch64", "openEuler-20.03-LTS-SP4:kernel-source-4.19.90-2410.2.0.0299.oe2003sp4.aarch64", "openEuler-20.03-LTS-SP4:kernel-tools-4.19.90-2410.2.0.0299.oe2003sp4.aarch64", "openEuler-20.03-LTS-SP4:kernel-tools-debuginfo-4.19.90-2410.2.0.0299.oe2003sp4.aarch64", 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"openEuler-20.03-LTS-SP4:kernel-tools-debuginfo-4.19.90-2410.2.0.0299.oe2003sp4.x86_64", "openEuler-20.03-LTS-SP4:kernel-tools-devel-4.19.90-2410.2.0.0299.oe2003sp4.x86_64", "openEuler-20.03-LTS-SP4:perf-4.19.90-2410.2.0.0299.oe2003sp4.x86_64", "openEuler-20.03-LTS-SP4:perf-debuginfo-4.19.90-2410.2.0.0299.oe2003sp4.x86_64", "openEuler-20.03-LTS-SP4:python2-perf-4.19.90-2410.2.0.0299.oe2003sp4.x86_64", "openEuler-20.03-LTS-SP4:python2-perf-debuginfo-4.19.90-2410.2.0.0299.oe2003sp4.x86_64", "openEuler-20.03-LTS-SP4:python3-perf-4.19.90-2410.2.0.0299.oe2003sp4.x86_64", "openEuler-20.03-LTS-SP4:python3-perf-debuginfo-4.19.90-2410.2.0.0299.oe2003sp4.x86_64", "openEuler-20.03-LTS-SP4:kernel-4.19.90-2410.2.0.0299.oe2003sp4.src" ], "details":"kernel security update", "category":"vendor_fix", "url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-2256" } ], "scores":[ { "cvss_v3":{ "baseSeverity":"MEDIUM", "baseScore":4.7, "vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H", "version":"3.1" }, "products":[ "openEuler-20.03-LTS-SP4:bpftool-4.19.90-2410.2.0.0299.oe2003sp4.aarch64", "openEuler-20.03-LTS-SP4:bpftool-debuginfo-4.19.90-2410.2.0.0299.oe2003sp4.aarch64", "openEuler-20.03-LTS-SP4:kernel-4.19.90-2410.2.0.0299.oe2003sp4.aarch64", "openEuler-20.03-LTS-SP4:kernel-debuginfo-4.19.90-2410.2.0.0299.oe2003sp4.aarch64", "openEuler-20.03-LTS-SP4:kernel-debugsource-4.19.90-2410.2.0.0299.oe2003sp4.aarch64", "openEuler-20.03-LTS-SP4:kernel-devel-4.19.90-2410.2.0.0299.oe2003sp4.aarch64", "openEuler-20.03-LTS-SP4:kernel-source-4.19.90-2410.2.0.0299.oe2003sp4.aarch64", "openEuler-20.03-LTS-SP4:kernel-tools-4.19.90-2410.2.0.0299.oe2003sp4.aarch64", "openEuler-20.03-LTS-SP4:kernel-tools-debuginfo-4.19.90-2410.2.0.0299.oe2003sp4.aarch64", "openEuler-20.03-LTS-SP4:kernel-tools-devel-4.19.90-2410.2.0.0299.oe2003sp4.aarch64", "openEuler-20.03-LTS-SP4:perf-4.19.90-2410.2.0.0299.oe2003sp4.aarch64", 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"openEuler-20.03-LTS-SP4:kernel-tools-4.19.90-2410.2.0.0299.oe2003sp4.x86_64", "openEuler-20.03-LTS-SP4:kernel-tools-debuginfo-4.19.90-2410.2.0.0299.oe2003sp4.x86_64", "openEuler-20.03-LTS-SP4:kernel-tools-devel-4.19.90-2410.2.0.0299.oe2003sp4.x86_64", "openEuler-20.03-LTS-SP4:perf-4.19.90-2410.2.0.0299.oe2003sp4.x86_64", "openEuler-20.03-LTS-SP4:perf-debuginfo-4.19.90-2410.2.0.0299.oe2003sp4.x86_64", "openEuler-20.03-LTS-SP4:python2-perf-4.19.90-2410.2.0.0299.oe2003sp4.x86_64", "openEuler-20.03-LTS-SP4:python2-perf-debuginfo-4.19.90-2410.2.0.0299.oe2003sp4.x86_64", "openEuler-20.03-LTS-SP4:python3-perf-4.19.90-2410.2.0.0299.oe2003sp4.x86_64", "openEuler-20.03-LTS-SP4:python3-perf-debuginfo-4.19.90-2410.2.0.0299.oe2003sp4.x86_64", "openEuler-20.03-LTS-SP4:kernel-4.19.90-2410.2.0.0299.oe2003sp4.src" ] } ], "threats":[ { "details":"Medium", "category":"impact" } ], "title":"CVE-2021-47400" } ] }