CVE-2025-22017

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Which can lead to\ndereference not allocated pointer (rel).\n\nFix it by checking if err is lower than zero.\n\nThis wasn't found in real usecase, only noticed. Credit to Pierre."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: devlink: correcci\u00f3n de la gesti\u00f3n de errores de xa_alloc_cyclic(). Si se devuelve 1 desde xa_alloc_cyclic() (wrapping), se devolver\u00e1 ERR_PTR(1), lo que har\u00e1 que IS_ERR() sea falso. Esto puede provocar la desreferenciaci\u00f3n de un puntero no asignado (rel). Se corrige comprobando si err es menor que cero. Esto no se detect\u00f3 en un caso pr\u00e1ctico real, solo se detect\u00f3. Gracias a Pierre."}], "id": "CVE-2025-22017", "lastModified": "2026-11-05T21:17:47.937", "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-2025-22017", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-11-05T20:38:09.974516Z", "version": "2.0.3"}}]}, "published": "2025-04-08T09:15:26.557", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/466132f6d28a7e47a82501fe1c46b8f90487412e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/f3b97b7d4bf316c3991e5634c9f4847c2df35478"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/f8aaa38cfaf6f20afa4db36b6529032fb69165dc"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: devlink: fix xa_alloc_cyclic() error handling", "id": "2358224", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2358224"}, "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-395", "details": ["In the Linux kernel, the following vulnerability has been resolved:\ndevlink: fix xa_alloc_cyclic() error handling\nIn case of returning 1 from xa_alloc_cyclic() (wrapping) ERR_PTR(1) will\nbe returned, which will cause IS_ERR() to be false. Which can lead to\ndereference not allocated pointer (rel).\nFix it by checking if err is lower than zero.\nThis wasn't found in real usecase, only noticed. Credit to Pierre."], "name": "CVE-2025-22017", "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": "2025-04-08T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-22017\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-22017\nhttps://lore.kernel.org/linux-cve-announce/2025040844-CVE-2025-22017-a66e@gregkh/T"], "threat_severity": "Moderate"}

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