CVE-2024-42100

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This assumption is incorrect and, in\nconsequence, causes invalid pointer de-references.\n\nRemove the faulty call. Instead, add one more loop that iterates over\nthe ccu_clks and sets the rate range, if required."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: clk: sunxi-ng: common: no llame a hw_to_ccu_common en hw sin common Para establecer el rango de velocidad de un hw, sunxi_ccu_probe llama a hw_to_ccu_common() asumiendo todas las entradas en desc- >ccu_clks est\u00e1n contenidos en una estructura ccu_common. Esta suposici\u00f3n es incorrecta y, en consecuencia, provoca desreferencias de punteros no v\u00e1lidas. Eliminar la llamada defectuosa. En su lugar, agregue un bucle m\u00e1s que itere sobre ccu_clks y establezca el rango de velocidad, si es necesario."}], "id": "CVE-2024-42100", "lastModified": "2026-06-17T07:48:49.913", "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-2024-42100", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-09-10T16:18:05.695345Z", "version": "2.0.3"}}]}, "published": "2024-07-30T08:15:02.577", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/14c78d69dbca6a28af14095f639ec4318ec07fdc"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/7a0e2738cb6da5a55c9908dff333600aeb263e07"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ea977d742507e534d9fe4f4d74256f6b7f589338"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/14c78d69dbca6a28af14095f639ec4318ec07fdc"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/7a0e2738cb6da5a55c9908dff333600aeb263e07"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ea977d742507e534d9fe4f4d74256f6b7f589338"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: clk: sunxi-ng: common: Don't call hw_to_ccu_common on hw without common", "id": "2301463", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2301463"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.4", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/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:\nclk: sunxi-ng: common: Don't call hw_to_ccu_common on hw without common\nIn order to set the rate range of a hw sunxi_ccu_probe calls\nhw_to_ccu_common() assuming all entries in desc->ccu_clks are contained\nin a ccu_common struct. This assumption is incorrect and, in\nconsequence, causes invalid pointer de-references.\nRemove the faulty call. Instead, add one more loop that iterates over\nthe ccu_clks and sets the rate range, if required."], "name": "CVE-2024-42100", "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": "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": "2024-07-30T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-42100\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-42100\nhttps://lore.kernel.org/linux-cve-announce/2024073018-CVE-2024-42100-bc58@gregkh/T"], "threat_severity": "Low"}

{"created": "2025-07-12T22:01:15.525101+00:00", "updated": "2025-07-12T22:01:15.525184+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}