{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-41063", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-07-12T12:17:45.628Z", "datePublished": "2024-07-29T14:57:25.154Z", "dateUpdated": "2024-11-05T09:36:00.087Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-11-05T09:36:00.087Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: hci_core: cancel all works upon hci_unregister_dev()\n\nsyzbot is reporting that calling hci_release_dev() from hci_error_reset()\ndue to hci_dev_put() from hci_error_reset() can cause deadlock at\ndestroy_workqueue(), for hci_error_reset() is called from\nhdev->req_workqueue which destroy_workqueue() needs to flush.\n\nWe need to make sure that hdev->{rx_work,cmd_work,tx_work} 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{"url": "https://git.kernel.org/stable/c/d2ce562a5aff1dcd0c50d9808ea825ef90da909f"}, {"url": "https://git.kernel.org/stable/c/96600c2e5ee8213dbab5df1617293d8e847bb4fa"}, {"url": "https://git.kernel.org/stable/c/d6cbce18370641a21dd889e8613d8153df15eb39"}, {"url": "https://git.kernel.org/stable/c/3f939bd73fed12dddc2a32a76116c19ca47c7678"}, {"url": "https://git.kernel.org/stable/c/0d151a103775dd9645c78c97f77d6e2a5298d913"}], "x_generator": {"engine": "bippy-c9c4e1df01b2"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: hci_core: cancel all works upon hci_unregister_dev()\n\nsyzbot is reporting that calling hci_release_dev() from hci_error_reset()\ndue to hci_dev_put() from hci_error_reset() can cause deadlock at\ndestroy_workqueue(), for hci_error_reset() is called from\nhdev->req_workqueue which destroy_workqueue() needs to flush.\n\nWe need to make sure that hdev->{rx_work,cmd_work,tx_work} which are\nqueued into hdev->workqueue and hdev->{power_on,error_reset} which are\nqueued into hdev->req_workqueue are no longer running by the moment\n\n destroy_workqueue(hdev->workqueue);\n destroy_workqueue(hdev->req_workqueue);\n\nare called from hci_release_dev().\n\nCall cancel_work_sync() on these work items from hci_unregister_dev()\nas soon as hdev->list is removed from hci_dev_list."}], "providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-07-29T14:57:25.154Z"}}}, "cveMetadata": {"cveId": "CVE-2024-41063", "state": "PUBLISHED", "dateUpdated": "2024-09-11T17:32:59.040Z", "dateReserved": "2024-07-12T12:17:45.628Z", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "datePublished": "2024-07-29T14:57:25.154Z", "assignerShortName": "Linux"}, "dataVersion": "5.1"}

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Necesitamos asegurarnos de que hdev->{rx_work,cmd_work,tx_work} que est\u00e1n en cola en hdev->workqueue y hdev->{power_on,error_reset} que est\u00e1n en cola en hdev->req_workqueue ya no se est\u00e9n ejecutando en el momento destroy_workqueue( hdev->cola de trabajo); destroy_workqueue(hdev->req_workqueue); se llaman desde hci_release_dev(). Llame a cancel_work_sync() en estos elementos de trabajo desde hci_unregister_dev() tan pronto como se elimine hdev->list de hci_dev_list."}], "id": "CVE-2024-41063", "lastModified": "2024-11-21T09:32:10.187", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2024-07-29T15:15:14.243", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/0d151a103775dd9645c78c97f77d6e2a5298d913"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/3f939bd73fed12dddc2a32a76116c19ca47c7678"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/48542881997e17b49dc16b93fe910e0cfcf7a9f9"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/96600c2e5ee8213dbab5df1617293d8e847bb4fa"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/9cfc84b1d464cc024286f42a090718f9067b80ed"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d2ce562a5aff1dcd0c50d9808ea825ef90da909f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d6cbce18370641a21dd889e8613d8153df15eb39"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ddeda6ca5f218b668b560d90fc31ae469adbfd92"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/0d151a103775dd9645c78c97f77d6e2a5298d913"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/3f939bd73fed12dddc2a32a76116c19ca47c7678"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/48542881997e17b49dc16b93fe910e0cfcf7a9f9"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/96600c2e5ee8213dbab5df1617293d8e847bb4fa"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/9cfc84b1d464cc024286f42a090718f9067b80ed"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d2ce562a5aff1dcd0c50d9808ea825ef90da909f"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d6cbce18370641a21dd889e8613d8153df15eb39"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ddeda6ca5f218b668b560d90fc31ae469adbfd92"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-667"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2024:9315", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-503.11.1.el9_5", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-11-12T00:00:00Z"}, {"advisory": "RHSA-2024:9315", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-503.11.1.el9_5", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-11-12T00:00:00Z"}], "bugzilla": {"description": "kernel: Bluetooth: hci_core: cancel all works upon hci_unregister_dev()", "id": "2300438", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2300438"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-833", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nBluetooth: hci_core: cancel all works upon hci_unregister_dev()\nsyzbot is reporting that calling hci_release_dev() from hci_error_reset()\ndue to hci_dev_put() from hci_error_reset() can cause deadlock at\ndestroy_workqueue(), for hci_error_reset() is called from\nhdev->req_workqueue which destroy_workqueue() needs to flush.\nWe need to make sure that hdev->{rx_work,cmd_work,tx_work} which are\nqueued into hdev->workqueue and hdev->{power_on,error_reset} which are\nqueued into hdev->req_workqueue are no longer running by the moment\ndestroy_workqueue(hdev->workqueue);\ndestroy_workqueue(hdev->req_workqueue);\nare called from hci_release_dev().\nCall cancel_work_sync() on these work items from hci_unregister_dev()\nas soon as hdev->list is removed from hci_dev_list."], "name": "CVE-2024-41063", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-07-29T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-41063\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-41063\nhttps://lore.kernel.org/linux-cve-announce/2024072906-CVE-2024-41063-b9bd@gregkh/T"], "threat_severity": "Low", "upstream_fix": "kernel 4.19.319, kernel 5.4.281, kernel 5.10.223, kernel 5.15.164, kernel 6.1.101, kernel 6.6.42, kernel 6.9.11, kernel 6.10"}