CVE-2021-47651

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/soc/qcom/rpmpd.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "755dbc3d73789ac9f0017c729abf5e4b153bf799", "status": "affected", "version": "bbe3a66c3f5a65fb3d702351bac2a6033944d389", "versionType": "git"}, {"lessThan": "b5d6eba71997b6d661935d2b15094ac7f9f6132d", "status": "affected", "version": "bbe3a66c3f5a65fb3d702351bac2a6033944d389", "versionType": "git"}, {"lessThan": "724376c30af5a57686b223dbcd6188e07d2a1de2", "status": "affected", "version": "bbe3a66c3f5a65fb3d702351bac2a6033944d389", "versionType": "git"}, {"lessThan": "84b89fa877ad576e9ee8130f412cfd592f274508", "status": "affected", "version": "bbe3a66c3f5a65fb3d702351bac2a6033944d389", "versionType": "git"}, {"lessThan": "31b5124d742969ea8bf7a1360596f548ca23e770", "status": "affected", "version": "bbe3a66c3f5a65fb3d702351bac2a6033944d389", "versionType": "git"}, {"lessThan": "5a811126d38f9767a20cc271b34db7c8efc5a46c", "status": "affected", "version": "bbe3a66c3f5a65fb3d702351bac2a6033944d389", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/soc/qcom/rpmpd.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "5.1"}, {"lessThan": "5.1", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "5.4.*", "status": "unaffected", "version": "5.4.189", "versionType": "semver"}, {"lessThanOrEqual": "5.10.*", "status": "unaffected", "version": "5.10.110", "versionType": "semver"}, {"lessThanOrEqual": "5.15.*", "status": "unaffected", "version": "5.15.33", "versionType": "semver"}, {"lessThanOrEqual": "5.16.*", "status": "unaffected", "version": "5.16.19", "versionType": "semver"}, {"lessThanOrEqual": "5.17.*", "status": "unaffected", "version": "5.17.2", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "5.18", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "20548D34-DDDF-49E1-9708-FE7FA4FB8C21", "versionEndExcluding": "5.4.189", "versionStartIncluding": "5.1", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "91D3BFD0-D3F3-4018-957C-96CCBF357D79", "versionEndExcluding": "5.10.110", "versionStartIncluding": "5.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "27C42AE8-B387-43E2-938A-E1C8B40BE6D5", "versionEndExcluding": "5.15.33", "versionStartIncluding": "5.11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "20C43679-0439-405A-B97F-685BEE50613B", "versionEndExcluding": "5.16.19", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "210C679C-CF84-44A3-8939-E629C87E54BF", "versionEndExcluding": "5.17.2", "versionStartIncluding": "5.17", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsoc: qcom: rpmpd: Check for null return of devm_kcalloc\n\nBecause of the possible failure of the allocation, data->domains might\nbe NULL pointer and will cause the dereference of the NULL pointer\nlater.\nTherefore, it might be better to check it and directly return -ENOMEM\nwithout releasing data manually if fails, because the comment of the\ndevm_kmalloc() says \"Memory allocated with this function is\nautomatically freed on driver detach.\"."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: soc: qcom: rpmpd: Verificar el retorno nulo de devm_kcalloc Debido al posible fallo de la asignaci\u00f3n, data->domains podr\u00eda ser un puntero NULL y provocar\u00e1 la desreferencia del puntero NULL m\u00e1s adelante. Por lo tanto, podr\u00eda ser mejor verificarlo y devolver directamente -ENOMEM sin liberar los datos manualmente si falla, porque el comentario de devm_kmalloc() dice \"La memoria asignada con esta funci\u00f3n se libera autom\u00e1ticamente al desconectar el controlador\"."}], "id": "CVE-2021-47651", "lastModified": "2026-06-17T04:18:14.880", "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"}, {"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": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2021-47651", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-10-01T19:50:25.388114Z", "version": "2.0.3"}}]}, "published": "2025-02-26T06:37:06.880", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/31b5124d742969ea8bf7a1360596f548ca23e770"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/5a811126d38f9767a20cc271b34db7c8efc5a46c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/724376c30af5a57686b223dbcd6188e07d2a1de2"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/755dbc3d73789ac9f0017c729abf5e4b153bf799"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/84b89fa877ad576e9ee8130f412cfd592f274508"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/b5d6eba71997b6d661935d2b15094ac7f9f6132d"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-476"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"bugzilla": {"description": "kernel: soc: qcom: rpmpd: Check for null return of devm_kcalloc", "id": "2348311", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2348311"}, "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: qcom: rpmpd: Check for null return of devm_kcalloc\nBecause of the possible failure of the allocation, data->domains might\nbe NULL pointer and will cause the dereference of the NULL pointer\nlater.\nTherefore, it might be better to check it and directly return -ENOMEM\nwithout releasing data manually if fails, because the comment of the\ndevm_kmalloc() says \"Memory allocated with this function is\nautomatically freed on driver detach.\"."], "name": "CVE-2021-47651", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"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-2021-47651\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-47651\nhttps://lore.kernel.org/linux-cve-announce/2025022649-CVE-2021-47651-57dd@gregkh/T"], "threat_severity": "Moderate"}

{}