CVE-2016-2069

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CPU."}, {"lang": "es", "value": "Condici\u00f3n de carrera en arch/x86/mm/tlb.c en el kernel de Linux en versiones anteriores a 4.4.1 permite a usuarios locales obtener privilegios desencadenando el acceso a una estructura de paginaci\u00f3n por un CPU diferente."}], "id": "CVE-2016-2069", "lastModified": "2026-06-17T00:43:22.623", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.4, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 3.4, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", 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"af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ubuntu.com/usn/USN-2989-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ubuntu.com/usn/USN-2998-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1301893"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://github.com/torvalds/linux/commit/71b3c126e61177eb693423f2e18a1914205b165e"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-362"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2017:0817", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "kernel-0:2.6.32-696.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2017-03-21T00:00:00Z"}, {"advisory": "RHSA-2016:2584", "cpe": "cpe:/a:redhat:rhel_extras_rt:7", "package": "kernel-rt-0:3.10.0-514.rt56.420.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2016-11-03T00:00:00Z"}, {"advisory": "RHSA-2016:2574", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "kernel-0:3.10.0-514.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2016-11-03T00:00:00Z"}], "bugzilla": {"description": "kernel: race condition in the TLB flush logic", "id": "1301893", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1301893"}, "csaw": false, "cvss": {"cvss_base_score": "3.7", "cvss_scoring_vector": "AV:L/AC:H/Au:N/C:P/I:P/A:P", "status": "verified"}, "cvss3": {"cvss3_base_score": "4.9", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L", "status": "verified"}, "cwe": "CWE-266", "details": ["Race condition in arch/x86/mm/tlb.c in the Linux kernel before 4.4.1 allows local users to gain privileges by triggering access to a paging structure by a different CPU.", "A flaw was discovered in the way the Linux kernel dealt with paging structures. When the kernel invalidated a paging structure that was not in use locally, it could, in principle, race against another CPU that is switching to a process that uses the paging structure in question. A local user could use a thread running with a stale cached virtual->physical translation to potentially escalate their privileges if the translation in question were writable and the physical page got reused for something critical (for example, a page table)."], "name": "CVE-2016-2069", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/a:redhat:enterprise_mrg:2", "fix_state": "Affected", "package_name": "realtime-kernel", "product_name": "Red Hat Enterprise MRG 2"}], "public_date": "2016-01-25T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2016-2069\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-2069\nhttp://seclists.org/oss-sec/2016/q1/194"], "statement": "This issue affects the Linux kernel packages as shipped with Red Hat Enterprise Linux 5. This has been rated as having Moderate 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/.\nThis issue affects the Linux kernel packages as shipped with Red Hat Enterprise Linux 6, 7 and MRG-2. Future Linux kernel updates for the respective releases might address this issue.", "threat_severity": "Moderate"}

{}