CVE-2025-37907

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Meanwhile, in the job submission thread,\nthe file_priv lock (#2) is taken first, and then the submitted_jobs\nlock (#1) is obtained when a job is added to the submitted jobs list.\n\n CPU0 CPU1\n ---- \t ----\n (for example due to a fault) (jobs submissions keep coming)\n\n lock(&vdev->submitted_jobs_lock) #1\n ivpu_jobs_abort_all()\n job_destroy()\n lock(&file_priv->lock) #2\n lock(&vdev->submitted_jobs_lock) #1\n file_priv_release()\n lock(&vdev->context_list_lock)\n lock(&file_priv->lock) #2\n\nThis order of locking causes a deadlock. To resolve this issue,\nchange the order of locking in ivpu_job_submit()."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: accel/ivpu: Se corrige el orden de bloqueo en ivpu_job_submit. Se corrige el bloqueo en el env\u00edo de trabajos y la gesti\u00f3n de abortos. Cuando un hilo cancela trabajos en ejecuci\u00f3n debido a un fallo, primero bloquea el bloqueo global que protege submit_jobs (#1). Tras la destrucci\u00f3n del \u00faltimo trabajo, libera el contexto relacionado y bloquea file_priv (#2). Mientras tanto, en el hilo de env\u00edo de trabajos, primero se obtiene el bloqueo file_priv (#2) y, a continuaci\u00f3n, el bloqueo submit_jobs (#1) al a\u00f1adir un trabajo a la lista de trabajos enviados. CPU0 CPU1 ---- ---- (por ejemplo, debido a un fallo) (los env\u00edos de trabajos siguen llegando) lock(&vdev->submitted_jobs_lock) #1 ivpu_jobs_abort_all() job_destroy() lock(&file_priv->lock) #2 lock(&vdev->submitted_jobs_lock) #1 file_priv_release() lock(&vdev->context_list_lock) lock(&file_priv->lock) #2 Este orden de bloqueo provoca un interbloqueo. Para solucionar este problema, cambie el orden de bloqueo en ivpu_job_submit()."}], "id": "CVE-2025-37907", "lastModified": "2026-11-05T21:17:57.710", "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"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-37907", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-11-05T20:44:52.390927Z", "version": "2.0.3"}}]}, "published": "2025-05-20T16:15:27.177", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/079d2622f8c9e0c380149645fff21d35c59ce6ff"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ab680dc6c78aa035e944ecc8c48a1caab9f39924"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/b9b70924a272c2d72023306bc56f521c056212ee"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-667"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: accel/ivpu: Fix locking order in ivpu_job_submit", "id": "2367539", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2367539"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.7", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\naccel/ivpu: Fix locking order in ivpu_job_submit\nFix deadlock in job submission and abort handling.\nWhen a thread aborts currently executing jobs due to a fault,\nit first locks the global lock protecting submitted_jobs (#1).\nAfter the last job is destroyed, it proceeds to release the related context\nand locks file_priv (#2). Meanwhile, in the job submission thread,\nthe file_priv lock (#2) is taken first, and then the submitted_jobs\nlock (#1) is obtained when a job is added to the submitted jobs list.\nCPU0 CPU1\n---- ----\n(for example due to a fault) (jobs submissions keep coming)\nlock(&vdev->submitted_jobs_lock) #1\nivpu_jobs_abort_all()\njob_destroy()\nlock(&file_priv->lock) #2\nlock(&vdev->submitted_jobs_lock) #1\nfile_priv_release()\nlock(&vdev->context_list_lock)\nlock(&file_priv->lock) #2\nThis order of locking causes a deadlock. To resolve this issue,\nchange the order of locking in ivpu_job_submit()."], "name": "CVE-2025-37907", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"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": "2025-05-20T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-37907\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-37907\nhttps://lore.kernel.org/linux-cve-announce/2025052057-CVE-2025-37907-7b62@gregkh/T"], "statement": "This patch fixes a potential deadlock in the Intel VPU driver caused by inconsistent mutex lock ordering during job submission and job abort paths. It is a correctness issue that may cause system stalls under heavy VPU job load or fault recovery.", "threat_severity": "Low"}

{"created": "2025-06-27T09:26:51.663114+00:00", "updated": "2025-06-27T09:26:51.663163+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}