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Currently,\ncom20020pci_probe() does not check for this case, which results in a\nNULL pointer dereference.\n\nAdd NULL check after devm_kasprintf() to prevent this issue and ensure\nno resources are left allocated."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: arcnet: Se ha a\u00f1adido una comprobaci\u00f3n de valores NULL en com20020pci_probe(). Devm_kasprintf() devuelve NULL cuando falla la asignaci\u00f3n de memoria. Actualmente, com20020pci_probe() no realiza la comprobaci\u00f3n en este caso, lo que provoca una desreferencia de puntero NULL. Se ha a\u00f1adido una comprobaci\u00f3n de valores NULL despu\u00e9s de devm_kasprintf() para evitar este problema y garantizar que no queden recursos asignados."}], "id": "CVE-2025-22054", "lastModified": "2025-04-29T18:50:38.753", "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": "2025-04-16T15:15:58.877", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/661cf5d102949898c931e81fd4e1c773afcdeafa"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/887226163504494ea7e58033a97c2d2ab12e05d4"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/905a34dc1ad9a53a8aaaf8a759ea5dbaaa30418d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/a654f31b33515d39bb56c75fd8b26bef025ced7e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/be8a0decd0b59a52a07276f9ef3b33ef820b2179"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ebebeb58d48e25525fa654f2c53a24713fe141c3"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ececf8eff6c25acc239fa8f0fd837c76bc770547"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ef8b29398ea6061ac8257f3e45c9be45cc004ce2"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/fda8c491db2a90ff3e6fbbae58e495b4ddddeca3"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: arcnet: Add NULL check in com20020pci_probe()", "id": "2360204", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2360204"}, "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-476", "details": ["In the Linux kernel, the following vulnerability has been resolved:\narcnet: Add NULL check in com20020pci_probe()\ndevm_kasprintf() returns NULL when memory allocation fails. Currently,\ncom20020pci_probe() does not check for this case, which results in a\nNULL pointer dereference.\nAdd NULL check after devm_kasprintf() to prevent this issue and ensure\nno resources are left allocated."], "name": "CVE-2025-22054", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-04-16T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-22054\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-22054\nhttps://lore.kernel.org/linux-cve-announce/2025041604-CVE-2025-22054-dc6c@gregkh/T"], "threat_severity": "Moderate"}

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