CVE-2010-4655

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{}

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[{"lang": "en", "value": "net/core/ethtool.c in the Linux kernel before 2.6.36 does not initialize certain data structures, which allows local users to obtain potentially sensitive information from kernel heap memory by leveraging the CAP_NET_ADMIN capability for an ethtool ioctl call."}, {"lang": "es", "value": "net/core/ethtool.c en el kernel de Linux anterior a 2.6.36 no inicializa ciertas estructuras de datos, lo que permite a usuarios locales obtener informaci\u00f3n potencialmente sensible de la memoria din\u00e1mica del kernel elevando la capacidad CAP_NET_ADMIN de una llamada ethtool ioctl."}], "id": "CVE-2010-4655", "lastModified": "2026-06-16T23:25:15.417", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 2.1, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2011-07-18T19:55:00.737", "references": [{"source": "secalert@redhat.com", "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b00916b189d13a615ff05c9242201135992fcda3"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", 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"Patch", "Third Party Advisory"], "url": "https://lkml.org/lkml/2010/10/7/297"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-665"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank Kees Cook for reporting this issue.", "affected_release": [{"advisory": "RHSA-2011:0330", "cpe": "cpe:/a:redhat:enterprise_mrg:1::el5", "package": "kernel-rt-0:2.6.33.7-rt29.55.el5rt", "product_name": "MRG for RHEL-5", "release_date": "2011-03-10T00:00:00Z"}, {"advisory": "RHSA-2011:0263", "cpe": "cpe:/o:redhat:enterprise_linux:4", "package": "kernel-0:2.6.9-100.EL", "product_name": "Red Hat Enterprise Linux 4", "release_date": "2011-02-16T00:00:00Z"}, {"advisory": "RHSA-2011:0303", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "kernel-0:2.6.18-238.5.1.el5", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2011-03-01T00:00:00Z"}, {"advisory": "RHSA-2011:0421", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "kernel-0:2.6.32-71.24.1.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2011-04-08T00:00:00Z"}], "bugzilla": {"description": "kernel: heap contents leak for CAP_NET_ADMIN via ethtool ioctl", "id": "672428", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=672428"}, "csaw": false, "cvss": {"cvss_base_score": "1.2", "cvss_scoring_vector": "AV:L/AC:H/Au:N/C:P/I:N/A:N", "status": "verified"}, "details": ["net/core/ethtool.c in the Linux kernel before 2.6.36 does not initialize certain data structures, which allows local users to obtain potentially sensitive information from kernel heap memory by leveraging the CAP_NET_ADMIN capability for an ethtool ioctl call."], "name": "CVE-2010-4655", "public_date": "2010-10-11T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2010-4655\nhttps://nvd.nist.gov/vuln/detail/CVE-2010-4655"], "threat_severity": "Low"}

{}