{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-56689", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-12-27T15:00:39.848Z", "datePublished": "2024-12-28T09:46:15.587Z", "dateUpdated": "2025-01-20T06:26:10.306Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-01-20T06:26:10.306Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nPCI: endpoint: epf-mhi: Avoid NULL dereference if DT lacks 'mmio'\n\nIf platform_get_resource_byname() fails and returns NULL because DT lacks\nan 'mmio' property for the MHI endpoint, dereferencing res->start will\ncause a NULL pointer access. Add a check to prevent it.\n\n[kwilczynski: error message update per the review feedback]\n[bhelgaas: commit log]"}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/pci/endpoint/functions/pci-epf-mhi.c"], "versions": [{"version": "1bf5f25324f7f6a52c3eb566ec5f78f6a901db96", "lessThan": "242ee2b0ad9b23f47084904fce3f9f228068a1f9", "status": "affected", "versionType": "git"}, {"version": "1bf5f25324f7f6a52c3eb566ec5f78f6a901db96", "lessThan": "c8b9d6b7d62a444e0bca5b9ae28f9f2b0f52feef", "status": "affected", "versionType": "git"}, {"version": "1bf5f25324f7f6a52c3eb566ec5f78f6a901db96", "lessThan": "0e6d92e3b973de78eb7015154cf1197af9fac5c9", "status": "affected", "versionType": "git"}, {"version": "1bf5f25324f7f6a52c3eb566ec5f78f6a901db96", "lessThan": "5089b3d874e9933d9842e90410d3af1520494757", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/pci/endpoint/functions/pci-epf-mhi.c"], "versions": [{"version": "6.5", "status": "affected"}, {"version": "0", "lessThan": "6.5", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.64", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.11.11", "lessThanOrEqual": "6.11.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.2", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.13", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "references": [{"url": "https://git.kernel.org/stable/c/242ee2b0ad9b23f47084904fce3f9f228068a1f9"}, {"url": "https://git.kernel.org/stable/c/c8b9d6b7d62a444e0bca5b9ae28f9f2b0f52feef"}, {"url": "https://git.kernel.org/stable/c/0e6d92e3b973de78eb7015154cf1197af9fac5c9"}, {"url": "https://git.kernel.org/stable/c/5089b3d874e9933d9842e90410d3af1520494757"}], "title": "PCI: endpoint: epf-mhi: Avoid NULL dereference if DT lacks 'mmio'", "x_generator": {"engine": "bippy-5f407fcff5a0"}}}}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "54B7846B-C7F0-4910-8749-C0C31DCDDFD7", "versionEndExcluding": "6.6.64", "versionStartIncluding": "6.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "21434379-192D-472F-9B54-D45E3650E893", "versionEndExcluding": "6.11.11", "versionStartIncluding": "6.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "D8882B1B-2ABC-4838-AC1D-DBDBB5764776", "versionEndExcluding": "6.12.2", "versionStartIncluding": "6.12", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nPCI: endpoint: epf-mhi: Avoid NULL dereference if DT lacks 'mmio'\n\nIf platform_get_resource_byname() fails and returns NULL because DT lacks\nan 'mmio' property for the MHI endpoint, dereferencing res->start will\ncause a NULL pointer access. Add a check to prevent it.\n\n[kwilczynski: error message update per the review feedback]\n[bhelgaas: commit log]"}, {"lang": "es", "value": "En el n\u00facleo de Linux, se ha resuelto la siguiente vulnerabilidad: PCI: endpoint: epf-mhi: Evitar la desreferenciaci\u00f3n NULL si DT carece de 'mmio' Si platform_get_resource_byname() falla y devuelve NULL porque DT carece de una propiedad 'mmio' para el endpoint MHI, la desreferenciaci\u00f3n de res->start provocar\u00e1 un acceso al puntero NULL. Agregue una verificaci\u00f3n para evitarlo. [kwilczynski: actualizaci\u00f3n del mensaje de error seg\u00fan los comentarios de la revisi\u00f3n] [bhelgaas: registro de confirmaciones]"}], "id": "CVE-2024-56689", "lastModified": "2025-01-08T16:45:25.490", "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": "2024-12-28T10:15:13.130", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/0e6d92e3b973de78eb7015154cf1197af9fac5c9"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/242ee2b0ad9b23f47084904fce3f9f228068a1f9"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/5089b3d874e9933d9842e90410d3af1520494757"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/c8b9d6b7d62a444e0bca5b9ae28f9f2b0f52feef"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: PCI: endpoint: epf-mhi: Avoid NULL dereference if DT lacks 'mmio'", "id": "2334685", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2334685"}, "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:\nPCI: endpoint: epf-mhi: Avoid NULL dereference if DT lacks 'mmio'\nIf platform_get_resource_byname() fails and returns NULL because DT lacks\nan 'mmio' property for the MHI endpoint, dereferencing res->start will\ncause a NULL pointer access. Add a check to prevent it.\n[kwilczynski: error message update per the review feedback]\n[bhelgaas: commit log]"], "name": "CVE-2024-56689", "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": "2024-12-28T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-56689\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-56689\nhttps://lore.kernel.org/linux-cve-announce/2024122834-CVE-2024-56689-69ca@gregkh/T"], "threat_severity": "Moderate"}