CVE-2015-8950

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "security@android.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "3918BCE8-1066-4D3E-A44A-126FCFA0C97B", "versionEndIncluding": "4.0.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "arch/arm64/mm/dma-mapping.c in the Linux kernel before 4.0.3, as used in the ION subsystem in Android and other products, does not initialize certain data structures, which allows local users to obtain sensitive information from kernel memory by triggering a dma_mmap call."}, {"lang": "es", "value": "arch/arm64/mm/dma-mapping.c en el kernel de Linux en versiones anteriores a 4.0.3, como es usado en el subsistema ION en Android y otros productos, no inicializa ciertas estructuras de datos, lo que permite a usuarios locales obtener informaci\u00f3n sensible de la memoria del kernel desencadenando una llamada dma_mmap."}], "id": "CVE-2015-8950", "lastModified": "2026-06-17T00:35:32.950", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "version": "3.0"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2016-10-10T10:59:01.260", "references": [{"source": "security@android.com", "tags": ["Issue Tracking", "Patch"], "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6829e274a623187c24f7cfc0e3d35f25d087fcc5"}, {"source": "security@android.com", "tags": ["Vendor Advisory"], "url": "http://source.android.com/security/bulletin/2016-10-01.html"}, {"source": "security@android.com", "tags": ["Release Notes"], "url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.0.3"}, {"source": "security@android.com", "url": "http://www.securityfocus.com/bid/93318"}, {"source": "security@android.com", "tags": ["Issue Tracking", "Patch"], "url": "https://github.com/torvalds/linux/commit/6829e274a623187c24f7cfc0e3d35f25d087fcc5"}, {"source": "security@android.com", "tags": ["Issue Tracking", "Patch"], "url": "https://source.codeaurora.org/quic/la/kernel/msm-3.10/commit/?id=6e2c437a2d0a85d90d3db85a7471f99764f7bbf8"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch"], "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6829e274a623187c24f7cfc0e3d35f25d087fcc5"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://source.android.com/security/bulletin/2016-10-01.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes"], "url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.0.3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/93318"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch"], "url": "https://github.com/torvalds/linux/commit/6829e274a623187c24f7cfc0e3d35f25d087fcc5"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch"], "url": "https://source.codeaurora.org/quic/la/kernel/msm-3.10/commit/?id=6e2c437a2d0a85d90d3db85a7471f99764f7bbf8"}], "sourceIdentifier": "security@android.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-200"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: Missing cleaning of allocated buffers", "id": "1383382", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1383382"}, "csaw": false, "cvss": {"cvss_base_score": "1.9", "cvss_scoring_vector": "AV:L/AC:M/Au:N/C:P/I:N/A:N", "status": "draft"}, "cvss3": {"cvss3_base_score": "3.3", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "status": "draft"}, "cwe": "CWE-456", "details": ["arch/arm64/mm/dma-mapping.c in the Linux kernel before 4.0.3, as used in the ION subsystem in Android and other products, does not initialize certain data structures, which allows local users to obtain sensitive information from kernel memory by triggering a dma_mmap call.", "A flaw was found in the Linux kernel which does not initialize certain data structures used by DMA transfer on ARM64 based systems. This could allow local users to obtain sensitive information from kernel memory by triggering a dma_mmap call and reconstructing the data."], "name": "CVE-2015-8950", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 5"}, {"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:/a:redhat:enterprise_mrg:2", "fix_state": "Not affected", "package_name": "realtime-kernel", "product_name": "Red Hat Enterprise MRG 2"}], "public_date": "2016-01-28T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2015-8950\nhttps://nvd.nist.gov/vuln/detail/CVE-2015-8950"], "statement": "This issue doesn't affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5,6,7 and MRG-2. This has been rated as having Low security impact and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.", "threat_severity": "Low"}

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