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"x_refsource_REDHAT"]}, {"url": "http://news.ycombinator.com/item?id=5703758", "tags": ["x_refsource_MISC"]}, {"url": "http://www.openwall.com/lists/oss-security/2013/05/14/6", "name": "[oss-security] 20130514 Re: CVE Request: linux kernel perf out-of-bounds access", "tags": ["mailing-list", "x_refsource_MLIST"]}, {"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=8176cced706b5e5d15887584150764894e94e02f", "tags": ["x_refsource_CONFIRM"]}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00008.html", "name": "SUSE-SU-2013:0819", "tags": ["vendor-advisory", "x_refsource_SUSE"]}, {"url": "http://packetstormsecurity.com/files/121616/semtex.c", "tags": ["x_refsource_MISC"]}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html", "name": "openSUSE-SU-2013:0925", "tags": ["vendor-advisory", "x_refsource_SUSE"]}, {"url": "http://twitter.com/djrbliss/statuses/334301992648331267", "tags": ["x_refsource_MISC"]}, {"url": "http://www.reddit.com/r/netsec/comments/1eb9iw", "tags": ["x_refsource_MISC"]}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00017.html", "name": "openSUSE-SU-2013:1042", "tags": ["vendor-advisory", "x_refsource_SUSE"]}, {"url": "http://www.ubuntu.com/usn/USN-1825-1", "name": "USN-1825-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU"]}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00009.html", "name": "openSUSE-SU-2013:0951", "tags": ["vendor-advisory", "x_refsource_SUSE"]}], "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."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "text", "description": "n/a"}]}], "providerMetadata": {"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2017-01-04T17:57:01.000Z"}}}, "cveMetadata": {"cveId": "CVE-2013-2094", "state": "PUBLISHED", "dateUpdated": "2025-08-27T20:32:50.576Z", "dateReserved": "2013-02-19T00:00:00.000Z", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "datePublished": "2013-05-14T20:00:00.000Z", "assignerShortName": "redhat"}, "dataVersion": "5.1"}

{"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": "2025-04-11T00:51:21.963", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.2, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.5, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2013-05-14T20:55:01.527", "references": [{"source": "secalert@redhat.com", "tags": ["Not Applicable"], "url": 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Party Advisory"], "url": "http://www.ubuntu.com/usn/USN-1827-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.ubuntu.com/usn/USN-1828-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.ubuntu.com/usn/USN-1836-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.ubuntu.com/usn/USN-1838-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=962792"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/torvalds/linux/commit/8176cced706b5e5d15887584150764894e94e02f"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Deferred", "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"}