CVE-2024-26975

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Thus the\nMMIO RAPL rp->priv->defaults is NULL when registering to RAPL framework.\n\nFix the problem by adding sanity check to ensure rp->priv->rapl_defaults\nis always valid."}, {"lang": "es", "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: powercap: intel_rapl: corrige una desreferencia de puntero NULL Se activa una desreferencia de puntero NULL al probar el controlador MMIO RAPL en plataformas con ID de CPU que no figuran en la lista de modelos de CPU intel_rapl_common. Esto se debe a que el m\u00f3dulo intel_rapl_common a\u00fan sondea en dichas plataformas incluso si 'defaults_msr' no est\u00e1 configurado despu\u00e9s de confirmar 1488ac990ac8 (\"powercap: intel_rapl: Permitir sondeo sin coincidencia de CPUID\"). Por lo tanto, MMIO RAPL rp->priv->defaults es NULL cuando se registra en el marco RAPL. Solucione el problema agregando una verificaci\u00f3n de cordura para garantizar que rp->priv->rapl_defaults siempre sea v\u00e1lido."}], "id": "CVE-2024-26975", "lastModified": "2026-06-17T07:18:50.203", "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-2024-26975", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-09-10T15:45:10.077233Z", "version": "2.0.3"}}]}, "published": "2024-05-01T06:15:14.533", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/0641908b906a133f1494c312a71f9fecbe2b6c78"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2d1f5006ff95770da502f8cee2a224a1ff83866e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2f73cf2ae5e0f4e629db5be3a4380ff7807148e6"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/9b254feb249981b66ccdb1dae54e757789a15ba1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/0641908b906a133f1494c312a71f9fecbe2b6c78"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2d1f5006ff95770da502f8cee2a224a1ff83866e"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2f73cf2ae5e0f4e629db5be3a4380ff7807148e6"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/9b254feb249981b66ccdb1dae54e757789a15ba1"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2024:9315", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-503.11.1.el9_5", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-11-12T00:00:00Z"}, {"advisory": "RHSA-2024:9315", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-503.11.1.el9_5", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-11-12T00:00:00Z"}], "bugzilla": {"description": "kernel: powercap: intel_rapl: Fix a NULL pointer dereference", "id": "2278352", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2278352"}, "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": "verified"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\npowercap: intel_rapl: Fix a NULL pointer dereference\nA NULL pointer dereference is triggered when probing the MMIO RAPL\ndriver on platforms with CPU ID not listed in intel_rapl_common CPU\nmodel list.\nThis is because the intel_rapl_common module still probes on such\nplatforms even if 'defaults_msr' is not set after commit 1488ac990ac8\n(\"powercap: intel_rapl: Allow probing without CPUID match\"). Thus the\nMMIO RAPL rp->priv->defaults is NULL when registering to RAPL framework.\nFix the problem by adding sanity check to ensure rp->priv->rapl_defaults\nis always valid."], "name": "CVE-2024-26975", "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": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-05-01T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-26975\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-26975\nhttps://lore.kernel.org/linux-cve-announce/2024050133-CVE-2024-26975-d184@gregkh/T"], "threat_severity": "Low"}

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