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{"cisaActionDue": "2022-10-06", "cisaExploitAdd": "2022-09-15", "cisaRequiredAction": "Apply updates per vendor instructions.", "cisaVulnerabilityName": "Linux Kernel Privilege Escalation Vulnerability", "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "4A84D169-58BB-49ED-A9F4-776E182C22D8", "versionEndExcluding": "3.0.75", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "88DA168C-393B-4853-8034-6E9099CC9623", "versionEndExcluding": "3.2.45", "versionStartIncluding": "3.1", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "8FECB4AF-F9DF-44E3-BD62-741D5D129053", "versionEndExcluding": "3.4.42", "versionStartIncluding": "3.3", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "7E3C2571-AFE5-4ED0-810D-232092DD0220", "versionEndExcluding": "3.8.9", "versionStartIncluding": "3.5", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9 uses an incorrect integer data type, which allows local users to gain privileges via a crafted perf_event_open system call."}, {"lang": "es", "value": "La funci\u00f3n perf_swevent_init en kernel/events/core.c en el Kernel de Linux anterior a v3.8.9 usa un tipo de datos entero incorrecto, lo que permite a usuarios locales ganar privilegios mediante una llamada al sistema perf_event_open especialmente dise\u00f1ada."}], "id": "CVE-2013-2094", "lastModified": "2025-10-22T01:15:48.743", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.2, "confidentialityImpact": "COMPLETE", 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"weaknesses": [{"description": [{"lang": "en", "value": "CWE-189"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2013:0830", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "kernel-0:2.6.32-358.6.2.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2013-05-16T00:00:00Z"}, {"advisory": "RHSA-2013:0841", "cpe": "cpe:/o:redhat:rhel_eus:6.1", "package": "kernel-0:2.6.32-131.39.1.el6", "product_name": "Red Hat Enterprise Linux 6.1 EUS - Server Only", "release_date": "2013-05-20T00:00:00Z"}, {"advisory": "RHSA-2013:0840", "cpe": "cpe:/o:redhat:rhel_eus:6.2", "package": "kernel-0:2.6.32-220.34.2.el6", "product_name": "Red Hat Enterprise Linux 6.2 EUS - Server and Compute Node Only", "release_date": "2013-05-20T00:00:00Z"}, {"advisory": "RHSA-2013:0832", "cpe": "cpe:/o:redhat:rhel_eus:6.3", "package": "kernel-0:2.6.32-279.25.2.el6", "product_name": "Red Hat Enterprise Linux 6.3 EUS - Server and Compute Node Only", "release_date": "2013-05-17T00:00:00Z"}, {"advisory": "RHSA-2013:0829", "cpe": "cpe:/a:redhat:enterprise_mrg:2:server:el6", "package": "kernel-rt-0:3.6.11.2-rt33.39.el6rt", "product_name": "Red Hat Enterprise MRG 2", "release_date": "2013-05-20T00:00:00Z"}], "bugzilla": {"description": "kernel: perf_swevent_enabled array out-of-bound access", "id": "962792", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=962792"}, "csaw": false, "cvss": {"cvss_base_score": "7.2", "cvss_scoring_vector": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "status": "verified"}, "cwe": "CWE-839->CWE-129->CWE-119", "details": ["The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9 uses an incorrect integer data type, which allows local users to gain privileges via a crafted perf_event_open system call."], "name": "CVE-2013-2094", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2013-05-14T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2013-2094\nhttps://nvd.nist.gov/vuln/detail/CVE-2013-2094\nhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog"], "statement": "This issue does not affect the kernel packages as shipped with Red Hat Enterprise Linux 5 because we did not backport upstream commit b0a873eb that introduced this issue.\nThis issue was addressed in Red Hat Enterprise Linux 6 via RHSA-2013:0830 (https://rhn.redhat.com/errata/RHSA-2013-0830.html), Red Hat Enterprise Linux 6.1 Extended update support via RHSA-2013:0841 (https://rhn.redhat.com/errata/RHSA-2013-0841.html), Red Hat Enterprise Linux 6.2 Extended update support via RHSA-2013:0840 (https://rhn.redhat.com/errata/RHSA-2013-0840.html), Red Hat Enterprise Linux 6.3 Extended Update Support via RHSA-2013:0832 (https://rhn.redhat.com/errata/RHSA-2013-0832.html), and Red Hat Enterprise MRG 2 via RHSA-2013:0829 (https://rhn.redhat.com/errata/RHSA-2013-0829.html).\nRed Hat Enterprise Linux 6.0 was not affected by this flaw.\nRefer to https://access.redhat.com/site/solutions/373743 for further information.", "threat_severity": "Important"}