{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2024-42085", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-07-29T15:50:41.170Z", "datePublished": "2024-07-29T16:26:26.284Z", "dateUpdated": "2025-11-03T22:01:17.253Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-08-28T14:42:41.986Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: dwc3: core: remove lock of otg mode during gadget suspend/resume to avoid deadlock\n\nWhen config CONFIG_USB_DWC3_DUAL_ROLE is selected, and trigger system\nto enter suspend status with below command:\necho mem > /sys/power/state\nThere will be a deadlock issue occurring. Detailed invoking path as\nbelow:\ndwc3_suspend_common()\n spin_lock_irqsave(&dwc->lock, flags); <-- 1st\n dwc3_gadget_suspend(dwc);\n dwc3_gadget_soft_disconnect(dwc);\n spin_lock_irqsave(&dwc->lock, flags); <-- 2nd\nThis issue is exposed by commit c7ebd8149ee5 (\"usb: dwc3: gadget: Fix\nNULL pointer dereference in dwc3_gadget_suspend\") that removes the code\nof checking whether dwc->gadget_driver is NULL or not. It causes the\nfollowing code is executed and deadlock occurs when trying to get the\nspinlock. In fact, the root cause is the commit 5265397f9442(\"usb: dwc3:\nRemove DWC3 locking during gadget suspend/resume\") that forgot to remove\nthe lock of otg mode. 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Detailed invoking path as\nbelow:\ndwc3_suspend_common()\n spin_lock_irqsave(&dwc->lock, flags); <-- 1st\n dwc3_gadget_suspend(dwc);\n dwc3_gadget_soft_disconnect(dwc);\n spin_lock_irqsave(&dwc->lock, flags); <-- 2nd\nThis issue is exposed by commit c7ebd8149ee5 (\"usb: dwc3: gadget: Fix\nNULL pointer dereference in dwc3_gadget_suspend\") that removes the code\nof checking whether dwc->gadget_driver is NULL or not. It causes the\nfollowing code is executed and deadlock occurs when trying to get the\nspinlock. In fact, the root cause is the commit 5265397f9442(\"usb: dwc3:\nRemove DWC3 locking during gadget suspend/resume\") that forgot to remove\nthe lock of otg mode. 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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "5A988B11-BA39-41F4-8760-5E0DD55938A5", "versionEndExcluding": "5.15.162", "versionStartIncluding": "5.15.128", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "D6EFEE97-4CE8-4BE7-8CAF-B3004753F1CC", "versionEndExcluding": "6.1.97", "versionStartIncluding": "6.1", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "D72E033B-5323-4C4D-8818-36E1EBC3535F", "versionEndExcluding": "6.6.37", "versionStartIncluding": "6.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "E95105F2-32E3-4C5F-9D18-7AEFD0E6275C", "versionEndExcluding": "6.9.8", "versionStartIncluding": "6.7", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: dwc3: core: remove lock of otg mode during gadget suspend/resume to avoid deadlock\n\nWhen config CONFIG_USB_DWC3_DUAL_ROLE is selected, and trigger system\nto enter suspend status with below command:\necho mem > /sys/power/state\nThere will be a deadlock issue occurring. Detailed invoking path as\nbelow:\ndwc3_suspend_common()\n spin_lock_irqsave(&dwc->lock, flags); <-- 1st\n dwc3_gadget_suspend(dwc);\n dwc3_gadget_soft_disconnect(dwc);\n spin_lock_irqsave(&dwc->lock, flags); <-- 2nd\nThis issue is exposed by commit c7ebd8149ee5 (\"usb: dwc3: gadget: Fix\nNULL pointer dereference in dwc3_gadget_suspend\") that removes the code\nof checking whether dwc->gadget_driver is NULL or not. It causes the\nfollowing code is executed and deadlock occurs when trying to get the\nspinlock. In fact, the root cause is the commit 5265397f9442(\"usb: dwc3:\nRemove DWC3 locking during gadget suspend/resume\") that forgot to remove\nthe lock of otg mode. So, remove the redundant lock of otg mode during\ngadget suspend/resume."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: usb: dwc3: core: elimina el bloqueo del modo otg durante la suspensi\u00f3n/reanudaci\u00f3n del dispositivo para evitar un punto muerto Cuando se selecciona config CONFIG_USB_DWC3_DUAL_ROLE y activa el sistema para que entre en estado de suspensi\u00f3n con el siguiente comando: echo mem &gt; /sys/power/state Se producir\u00e1 un problema de interbloqueo. Ruta de invocaci\u00f3n detallada como se muestra a continuaci\u00f3n: dwc3_suspend_common() spin_lock_irqsave(&amp;dwc-&gt;lock, flags); &lt;-- 1er dwc3_gadget_suspend(dwc); dwc3_gadget_soft_disconnect(dwc); spin_lock_irqsave(&amp;dwc-&gt;bloquear, banderas); &lt;-- 2.\u00ba Este problema se expone mediante la confirmaci\u00f3n c7ebd8149ee5 (\"usb: dwc3: gadget: Fix NULL pointer dereference in dwc3_gadget_suspend\") que elimina el c\u00f3digo para verificar si dwc-&gt;gadget_driver es NULL o no. Hace que se ejecute el siguiente c\u00f3digo y se produzca un punto muerto al intentar obtener el bloqueo de giro. De hecho, la causa principal es la confirmaci\u00f3n 5265397f9442(\"usb: dwc3: Eliminar el bloqueo de DWC3 durante la suspensi\u00f3n/reanudaci\u00f3n del dispositivo\") que olvid\u00f3 eliminar el bloqueo del modo otg. Por lo tanto, elimine el bloqueo redundante del modo otg durante la suspensi\u00f3n/reanudaci\u00f3n del dispositivo."}], "id": "CVE-2024-42085", "lastModified": "2025-11-03T22:17:36.127", "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": "2024-07-29T17:15:11.240", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/17e2956633ca560b95f1cbbb297cfc2adf650649"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/7026576e89094aa9a0062aa6d10cba18aa99944c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/7838de15bb700c2898a7d741db9b1f3cbc86c136"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/8731a0b180f6b5d52397c7aeea6eda9511a467a7"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d77e2b5104c51d3668b9717c825a4a06998efe63"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/f1274cfab183e69a7c7bafffcb4f50703c876276"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/17e2956633ca560b95f1cbbb297cfc2adf650649"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/7026576e89094aa9a0062aa6d10cba18aa99944c"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/7838de15bb700c2898a7d741db9b1f3cbc86c136"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d77e2b5104c51d3668b9717c825a4a06998efe63"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/f1274cfab183e69a7c7bafffcb4f50703c876276"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-667"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: usb: dwc3: core: remove lock of otg mode during gadget suspend/resume to avoid deadlock", "id": "2300534", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2300534"}, "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": "draft"}, "cwe": "CWE-833", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nusb: dwc3: core: remove lock of otg mode during gadget suspend/resume to avoid deadlock\nWhen config CONFIG_USB_DWC3_DUAL_ROLE is selected, and trigger system\nto enter suspend status with below command:\necho mem > /sys/power/state\nThere will be a deadlock issue occurring. Detailed invoking path as\nbelow:\ndwc3_suspend_common()\nspin_lock_irqsave(&dwc->lock, flags); <-- 1st\ndwc3_gadget_suspend(dwc);\ndwc3_gadget_soft_disconnect(dwc);\nspin_lock_irqsave(&dwc->lock, flags); <-- 2nd\nThis issue is exposed by commit c7ebd8149ee5 (\"usb: dwc3: gadget: Fix\nNULL pointer dereference in dwc3_gadget_suspend\") that removes the code\nof checking whether dwc->gadget_driver is NULL or not. It causes the\nfollowing code is executed and deadlock occurs when trying to get the\nspinlock. In fact, the root cause is the commit 5265397f9442(\"usb: dwc3:\nRemove DWC3 locking during gadget suspend/resume\") that forgot to remove\nthe lock of otg mode. So, remove the redundant lock of otg mode during\ngadget suspend/resume."], "name": "CVE-2024-42085", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "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-2024-42085\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-42085\nhttps://lore.kernel.org/linux-cve-announce/2024072944-CVE-2024-42085-c342@gregkh/T"], "threat_severity": "Low"}