CVE-2009-1046

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.25:*:*:*:*:*:*:*", "matchCriteriaId": "71295664-89EC-4BB3-9F86-B1DDA20FAC5A", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.28:*:*:*:*:*:*:*", "matchCriteriaId": "26BD805F-08EB-42EC-BC54-26A7278E5089", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.28.1:*:*:*:*:*:*:*", "matchCriteriaId": "217715A5-E69D-45C0-B8E4-5681528C651B", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.28.2:*:*:*:*:*:*:*", "matchCriteriaId": "A87AD66C-4321-4459-8556-3B0BA38C493A", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.28.3:*:*:*:*:*:*:*", "matchCriteriaId": "87A347E0-9C0B-4674-9363-3C36DA27AC45", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The console selection feature in the Linux kernel 2.6.28 before 2.6.28.4, 2.6.25, and possibly earlier versions, when the UTF-8 console is used, allows physically proximate attackers to cause a denial of service (memory corruption) by selecting a small number of 3-byte UTF-8 characters, which triggers an \"off-by-two memory error.\" NOTE: it is not clear whether this issue crosses privilege boundaries."}, {"lang": "es", "value": "La funcionalidad de selecci\u00f3n de consola en el kernel de Linux 2.6.28 en versiones anteriores a 2.6.28.4, 2.6.25 y posiblemente versiones anteriores, cuando se utiliza la consola UTF-8, permite a atacantes f\u00edsicamente pr\u00f3ximos causar una denegaci\u00f3n de servicio (corrupci\u00f3n de memoria) seleccionando un n\u00famero peque\u00f1o de car\u00e1cteres de 3 bytes UTF-8, lo que desencadena un \"error de memoria off-by-two\". NOTA: no queda claro si el problema traspasa l\u00edmites de privilegio."}], "id": "CVE-2009-1046", "lastModified": "2026-06-16T23:06:23.347", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 4.7, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:M/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 3.4, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2009-03-23T16:30:01.577", "references": [{"source": "cve@mitre.org", "tags": ["Patch"], "url": "http://lists.openwall.net/linux-kernel/2009/01/30/333"}, {"source": "cve@mitre.org", "tags": ["Patch"], "url": "http://lists.openwall.net/linux-kernel/2009/02/02/364"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/34917"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/34981"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/35121"}, {"source": "cve@mitre.org", "url": "http://www.debian.org/security/2009/dsa-1787"}, {"source": "cve@mitre.org", "url": "http://www.debian.org/security/2009/dsa-1800"}, {"source": "cve@mitre.org", "url": "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.28.4"}, {"source": "cve@mitre.org", "url": "http://www.openwall.com/lists/oss-security/2009/02/12/10"}, {"source": "cve@mitre.org", "url": "http://www.openwall.com/lists/oss-security/2009/02/12/11"}, {"source": "cve@mitre.org", "url": "http://www.openwall.com/lists/oss-security/2009/02/12/9"}, {"source": "cve@mitre.org", "url": "http://www.redhat.com/support/errata/RHSA-2009-0451.html"}, {"source": "cve@mitre.org", "tags": ["Patch"], "url": "http://www.securityfocus.com/bid/33672"}, {"source": "cve@mitre.org", "url": "http://www.ubuntu.com/usn/usn-751-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "http://lists.openwall.net/linux-kernel/2009/01/30/333"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "http://lists.openwall.net/linux-kernel/2009/02/02/364"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/34917"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/34981"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/35121"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.debian.org/security/2009/dsa-1787"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.debian.org/security/2009/dsa-1800"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.28.4"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2009/02/12/10"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2009/02/12/11"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2009/02/12/9"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.redhat.com/support/errata/RHSA-2009-0451.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "http://www.securityfocus.com/bid/33672"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ubuntu.com/usn/usn-751-1"}], "sourceIdentifier": "cve@mitre.org", "vendorComments": [{"comment": "This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 2.1, 3, 4, and 5.\n\nIt was addressed in Red Hat Enterprise MRG via: https://rhn.redhat.com/errata/RHSA-2009-0451.html .", "lastModified": "2009-05-19T00:00:00", "organization": "Red Hat"}], "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-399"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2009:0451", "cpe": "cpe:/a:redhat:enterprise_mrg:1::el5", "package": "kernel-rt-0:2.6.24.7-111.el5rt", "product_name": "MRG for RHEL-5", "release_date": "2009-04-29T00:00:00Z"}], "bugzilla": {"description": "kernel: utf8 selection memory corruption", "id": "491787", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=491787"}, "csaw": false, "cvss": {"cvss_base_score": "6.9", "cvss_scoring_vector": "AV:L/AC:M/Au:N/C:C/I:C/A:C", "status": "verified"}, "details": ["The console selection feature in the Linux kernel 2.6.28 before 2.6.28.4, 2.6.25, and possibly earlier versions, when the UTF-8 console is used, allows physically proximate attackers to cause a denial of service (memory corruption) by selecting a small number of 3-byte UTF-8 characters, which triggers an \"off-by-two memory error.\" NOTE: it is not clear whether this issue crosses privilege boundaries."], "name": "CVE-2009-1046", "public_date": "2009-01-30T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2009-1046\nhttps://nvd.nist.gov/vuln/detail/CVE-2009-1046"], "statement": "This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 2.1, 3, 4, and 5.", "threat_severity": "Moderate"}

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