CVE-2024-43823

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Fix this bug by adding NULL\nreturn check.\n\nFound by Linux Verification Center (linuxtesting.org) with SVACE."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: PCI: keystone: corrige la desreferencia del puntero NULL en caso de error DT en ks_pcie_setup_rc_app_regs() Si no se proporciona IORESOURCE_MEM en el \u00e1rbol de dispositivos debido a alg\u00fan error, Resource_list_first_type() devolver\u00e1 NULL y pci_parse_request_of_pci_ranges () simplemente emitir\u00e1 una advertencia. Esto provocar\u00e1 una desreferencia del puntero NULL. Corrija este error agregando una verificaci\u00f3n de devoluci\u00f3n NULL. Encontrado por el Centro de verificaci\u00f3n de Linux (linuxtesting.org) con SVACE."}], "id": "CVE-2024-43823", "lastModified": "2026-06-17T07:51:46.940", "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-2024-43823", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-09-10T16:08:54.421311Z", "version": "2.0.3"}}]}, "published": "2024-08-17T10:15:08.400", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/0a6f1b5fe8ef8268aaa069035639968ceeea0a23"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/a231707a91f323af1e5d9f1722055ec2fc1c7775"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/bbba48ad67c53feea05936ea1e029dcca8057506"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/dbcdd1863ba2ec9b76ec131df25d797709e05597"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2025:6966", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-570.12.1.el9_6", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2025-05-13T00:00:00Z"}, {"advisory": "RHSA-2025:6966", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-570.12.1.el9_6", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2025-05-13T00:00:00Z"}], "bugzilla": {"description": "kernel: PCI: keystone: Fix NULL pointer dereference in case of DT error in ks_pcie_setup_rc_app_regs()", "id": "2305481", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2305481"}, "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:\nPCI: keystone: Fix NULL pointer dereference in case of DT error in ks_pcie_setup_rc_app_regs()\nIf IORESOURCE_MEM is not provided in Device Tree due to\nany error, resource_list_first_type() will return NULL and\npci_parse_request_of_pci_ranges() will just emit a warning.\nThis will cause a NULL pointer dereference. Fix this bug by adding NULL\nreturn check.\nFound by Linux Verification Center (linuxtesting.org) with SVACE."], "name": "CVE-2024-43823", "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": "2024-08-17T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-43823\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-43823\nhttps://lore.kernel.org/linux-cve-announce/2024081725-CVE-2024-43823-4bdd@gregkh/T"], "statement": "Red Hat Enterprise Linux 8 is not affected by this vulnerability.", "threat_severity": "Moderate"}

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