{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2022-49678", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-02-26T02:21:30.438Z", "datePublished": "2025-02-26T02:24:08.833Z", "dateUpdated": "2025-02-26T02:24:08.833Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-02-26T02:24:08.833Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsoc: bcm: brcmstb: pm: pm-arm: Fix refcount leak in brcmstb_pm_probe\n\nof_find_matching_node() returns a node pointer with refcount\nincremented, we should use of_node_put() on it when not need anymore.\nAdd missing of_node_put() to avoid refcount leak.\n\nIn brcmstb_init_sram, it pass dn to of_address_to_resource(),\nof_address_to_resource() will call of_find_device_by_node() to take\nreference, so we should release the reference returned by\nof_find_matching_node()."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/soc/bcm/brcmstb/pm/pm-arm.c"], "versions": [{"version": "0b741b8234c86065fb6954d32d427b3f7e14756f", "lessThan": "4f5877bdf7b593e988f1924f4c3df6523f80b39c", "status": "affected", "versionType": "git"}, {"version": "0b741b8234c86065fb6954d32d427b3f7e14756f", "lessThan": "734a4d15142bb4c8ecad2d8ec70d7564e78ae34d", "status": "affected", "versionType": "git"}, {"version": "0b741b8234c86065fb6954d32d427b3f7e14756f", "lessThan": "30bbfeb480ae8b5ee43199d72417b232590440c2", "status": "affected", "versionType": "git"}, {"version": "0b741b8234c86065fb6954d32d427b3f7e14756f", "lessThan": "10ba9d499a9fd82ed40897e734ba19870a879407", "status": "affected", "versionType": "git"}, {"version": "0b741b8234c86065fb6954d32d427b3f7e14756f", "lessThan": "dcafd5463d8f20c4f90ddc138a5738adb99f74c8", "status": "affected", "versionType": "git"}, {"version": "0b741b8234c86065fb6954d32d427b3f7e14756f", "lessThan": "37d838de369b07b596c19ff3662bf0293fdb09ee", "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/soc/bcm/brcmstb/pm/pm-arm.c"], "versions": [{"version": "4.15", "status": "affected"}, {"version": "0", "lessThan": "4.15", "status": "unaffected", "versionType": "semver"}, {"version": "4.19.250", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.4.202", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.127", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.51", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.18.8", "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/4f5877bdf7b593e988f1924f4c3df6523f80b39c"}, {"url": "https://git.kernel.org/stable/c/734a4d15142bb4c8ecad2d8ec70d7564e78ae34d"}, {"url": "https://git.kernel.org/stable/c/30bbfeb480ae8b5ee43199d72417b232590440c2"}, {"url": "https://git.kernel.org/stable/c/10ba9d499a9fd82ed40897e734ba19870a879407"}, {"url": "https://git.kernel.org/stable/c/dcafd5463d8f20c4f90ddc138a5738adb99f74c8"}, {"url": "https://git.kernel.org/stable/c/37d838de369b07b596c19ff3662bf0293fdb09ee"}], "title": "soc: bcm: brcmstb: pm: pm-arm: Fix refcount leak in brcmstb_pm_probe", "x_generator": {"engine": "bippy-5f407fcff5a0"}}}}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "022AD3A2-7FC8-41A3-9709-72100A894A55", "versionEndExcluding": "4.19.250", "versionStartIncluding": "4.15", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "F90471AA-9F14-4DC3-9688-99E9F537D3F1", "versionEndExcluding": "5.4.202", "versionStartIncluding": "4.20", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "758A1E17-EBCF-401B-83C7-B682D38D61BE", "versionEndExcluding": "5.10.127", "versionStartIncluding": "5.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "B43F7696-8D52-482D-9080-84279B0CB38C", "versionEndExcluding": "5.15.51", "versionStartIncluding": "5.11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "0172D3FA-DDEB-482A-A270-4A1495A8798C", "versionEndExcluding": "5.18.8", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.19:rc1:*:*:*:*:*:*", "matchCriteriaId": "A8C30C2D-F82D-4D37-AB48-D76ABFBD5377", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.19:rc2:*:*:*:*:*:*", "matchCriteriaId": "BF8547FC-C849-4F1B-804B-A93AE2F04A92", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.19:rc3:*:*:*:*:*:*", "matchCriteriaId": "F3068028-F453-4A1C-B80F-3F5609ACEF60", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsoc: bcm: brcmstb: pm: pm-arm: Fix refcount leak in brcmstb_pm_probe\n\nof_find_matching_node() returns a node pointer with refcount\nincremented, we should use of_node_put() on it when not need anymore.\nAdd missing of_node_put() to avoid refcount leak.\n\nIn brcmstb_init_sram, it pass dn to of_address_to_resource(),\nof_address_to_resource() will call of_find_device_by_node() to take\nreference, so we should release the reference returned by\nof_find_matching_node()."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: soc: bcm: brcmstb: pm: pm-arm: Se corrige la p\u00e9rdida de refcount en brcmstb_pm_probe of_find_matching_node() devuelve un puntero de nodo con refcount incrementado, deber\u00edamos usar of_node_put() en \u00e9l cuando ya no lo necesitemos. Agrega of_node_put() faltante para evitar la p\u00e9rdida de refcount. En brcmstb_init_sram, pasa dn a of_address_to_resource(), of_address_to_resource() llamar\u00e1 a of_find_device_by_node() para tomar la referencia, por lo que deber\u00edamos liberar la referencia devuelta por of_find_matching_node()."}], "id": "CVE-2022-49678", "lastModified": "2025-03-11T22:12:59.580", "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": "2025-02-26T07:01:42.680", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/10ba9d499a9fd82ed40897e734ba19870a879407"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/30bbfeb480ae8b5ee43199d72417b232590440c2"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/37d838de369b07b596c19ff3662bf0293fdb09ee"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/4f5877bdf7b593e988f1924f4c3df6523f80b39c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/734a4d15142bb4c8ecad2d8ec70d7564e78ae34d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/dcafd5463d8f20c4f90ddc138a5738adb99f74c8"}], "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: soc: bcm: brcmstb: pm: pm-arm: Fix refcount leak in brcmstb_pm_probe", "id": "2347880", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2347880"}, "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:\nsoc: bcm: brcmstb: pm: pm-arm: Fix refcount leak in brcmstb_pm_probe\nof_find_matching_node() returns a node pointer with refcount\nincremented, we should use of_node_put() on it when not need anymore.\nAdd missing of_node_put() to avoid refcount leak.\nIn brcmstb_init_sram, it pass dn to of_address_to_resource(),\nof_address_to_resource() will call of_find_device_by_node() to take\nreference, so we should release the reference returned by\nof_find_matching_node()."], "name": "CVE-2022-49678", "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-2022-49678\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-49678\nhttps://lore.kernel.org/linux-cve-announce/2025022625-CVE-2022-49678-d39c@gregkh/T"], "threat_severity": "Low"}