{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2022-49454", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-02-26T02:08:31.573Z", "datePublished": "2025-02-26T02:13:03.435Z", "dateUpdated": "2025-02-26T02:13:03.435Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-02-26T02:13:03.435Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nPCI: mediatek: Fix refcount leak in mtk_pcie_subsys_powerup()\n\nThe of_find_compatible_node() function returns a node pointer with\nrefcount incremented, We should use of_node_put() on it when done\nAdd the missing of_node_put() to release the refcount."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/pci/controller/pcie-mediatek.c"], "versions": [{"version": "87e8657ba99cac87b84c7f8ead91b44d88345504", "lessThan": "ad1c9d13e04509ae24fae8dd2897148657323519", "status": "affected", "versionType": "git"}, {"version": "87e8657ba99cac87b84c7f8ead91b44d88345504", "lessThan": "4cef4237d6c37257cb6ddc397723e9c0dded0efe", "status": "affected", "versionType": "git"}, {"version": "87e8657ba99cac87b84c7f8ead91b44d88345504", "lessThan": "09b2d906d78ddf5042b1f3e0091835fc6997e8a4", "status": "affected", "versionType": "git"}, {"version": "87e8657ba99cac87b84c7f8ead91b44d88345504", "lessThan": "214e0d8fe4a813ae6ffd62bc2dfe7544c20914f4", "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/controller/pcie-mediatek.c"], "versions": [{"version": "5.15", "status": "affected"}, {"version": "0", "lessThan": "5.15", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.46", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.17.14", "lessThanOrEqual": "5.17.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.18.3", "lessThanOrEqual": "5.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.19", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "references": [{"url": "https://git.kernel.org/stable/c/ad1c9d13e04509ae24fae8dd2897148657323519"}, {"url": "https://git.kernel.org/stable/c/4cef4237d6c37257cb6ddc397723e9c0dded0efe"}, {"url": "https://git.kernel.org/stable/c/09b2d906d78ddf5042b1f3e0091835fc6997e8a4"}, {"url": "https://git.kernel.org/stable/c/214e0d8fe4a813ae6ffd62bc2dfe7544c20914f4"}], "title": "PCI: mediatek: Fix refcount leak in mtk_pcie_subsys_powerup()", "x_generator": {"engine": "bippy-5f407fcff5a0"}}}}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "FA8369C7-8B08-4709-9CE6-2131C7668313", "versionEndExcluding": "5.15.46", "versionStartIncluding": "5.15", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "15E2DD33-2255-4B76-9C15-04FF8CBAB252", "versionEndExcluding": "5.17.14", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "8E122216-2E9E-4B3E-B7B8-D575A45BA3C2", "versionEndExcluding": "5.18.3", "versionStartIncluding": "5.18", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nPCI: mediatek: Fix refcount leak in mtk_pcie_subsys_powerup()\n\nThe of_find_compatible_node() function returns a node pointer with\nrefcount incremented, We should use of_node_put() on it when done\nAdd the missing of_node_put() to release the refcount."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: PCI: mediatek: Se corrige la p\u00e9rdida de recuento de referencias en mtk_pcie_subsys_powerup() La funci\u00f3n of_find_compatible_node() devuelve un puntero de nodo con el recuento de referencias incrementado. Deber\u00edamos usar of_node_put() en \u00e9l cuando termine. Agregue el of_node_put() faltante para liberar el recuento de referencias."}], "id": "CVE-2022-49454", "lastModified": "2025-03-17T16:11:47.980", "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": "2025-02-26T07:01:21.767", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/09b2d906d78ddf5042b1f3e0091835fc6997e8a4"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/214e0d8fe4a813ae6ffd62bc2dfe7544c20914f4"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/4cef4237d6c37257cb6ddc397723e9c0dded0efe"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ad1c9d13e04509ae24fae8dd2897148657323519"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: PCI: mediatek: Fix refcount leak in mtk_pcie_subsys_powerup()", "id": "2348014", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2348014"}, "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"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nPCI: mediatek: Fix refcount leak in mtk_pcie_subsys_powerup()\nThe of_find_compatible_node() function returns a node pointer with\nrefcount incremented, We should use of_node_put() on it when done\nAdd the missing of_node_put() to release the refcount."], "name": "CVE-2022-49454", "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": "2025-02-26T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-49454\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-49454\nhttps://lore.kernel.org/linux-cve-announce/2025022659-CVE-2022-49454-21c8@gregkh/T"], "threat_severity": "Moderate"}