CVE-2006-5173

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"en", "value": "Linux kernel does not properly save or restore EFLAGS during a context switch, or reset the flags when creating new threads, which allows local users to cause a denial of service (process crash), as demonstrated using a process that sets the Alignment Check flag (EFLAGS 0x40000), which triggers a SIGBUS in other processes that have an unaligned access."}, {"lang": "es", "value": "El n\u00facleo de Linux no guarda o restaura adecuadamente EFLAGS durante un cambio de contexto, o reinicia las banderas al crear nuevos hilos, lo cual permite a usuarios locales provocar una denegaci\u00f3n de servicio (ca\u00edda de proceso), como ha sido demostrado usando un proceso que establece la bandera Alignment Check (EFLAGS 0x40000), lo cual dispara un SIGBUS en otros procesos que tienen acceso no alineado."}], "id": "CVE-2006-5173", "lastModified": "2026-06-16T22:30:38.563", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 2.1, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2006-10-17T22:07:00.000", "references": [{"source": "cve@mitre.org", "url": "http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=47a5c6fa0e204a2b63309c648bb2fde36836c826"}, {"source": "cve@mitre.org", "tags": ["Broken Link"], "url": "http://secunia.com/advisories/23361"}, {"source": "cve@mitre.org", "tags": ["Broken Link"], "url": "http://secunia.com/advisories/23384"}, {"source": "cve@mitre.org", "tags": ["Broken Link"], "url": "http://secunia.com/advisories/23474"}, {"source": "cve@mitre.org", 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This flaw only affects kernel versions 2.6.14 to 2.6.18. Red Hat Enterprise Linux 2.1, 3, and 4 does not ship with a vulnerable kernel version.", "lastModified": "2006-11-03T00:00:00", "organization": "Red Hat"}], "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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