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{
"id" : "CVE-2011-1076" ,
"sourceIdentifier" : "secalert@redhat.com" ,
"published" : "2011-10-05T02:56:24.627" ,
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"lastModified" : "2024-11-21T01:25:28.120" ,
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"vulnStatus" : "Modified" ,
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"cveTags" : [ ] ,
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"descriptions" : [
{
"lang" : "en" ,
"value" : "net/dns_resolver/dns_key.c in the Linux kernel before 2.6.38 allows remote DNS servers to cause a denial of service (NULL pointer dereference and OOPS) by not providing a valid response to a DNS query, as demonstrated by an erroneous grand.centrall.org query, which triggers improper handling of error data within a DNS resolver key."
} ,
{
"lang" : "es" ,
"value" : "net/dns_resolver/dns_key.c del kernel de Linux en versiones anteriores a la 2.6.38 permite a servidores DNS remotos provocar una denegaci\u00f3n de servicio (resoluci\u00f3n de puntero NULL y OOPS) no proporcionando una respuesta v\u00e1lida a una petici\u00f3n DNS, como se ha demostrado por una petici\u00f3n err\u00f3nea a grand.centrall.org, lo que provoca un manejo err\u00f3neo de datos de error dentro una \"DNS resolver key\"."
}
] ,
"metrics" : {
"cvssMetricV2" : [
{
"source" : "nvd@nist.gov" ,
"type" : "Primary" ,
"cvssData" : {
"version" : "2.0" ,
"vectorString" : "AV:L/AC:L/Au:N/C:N/I:N/A:C" ,
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"baseScore" : 4.9 ,
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"accessVector" : "LOCAL" ,
"accessComplexity" : "LOW" ,
"authentication" : "NONE" ,
"confidentialityImpact" : "NONE" ,
"integrityImpact" : "NONE" ,
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"availabilityImpact" : "COMPLETE"
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} ,
"baseSeverity" : "MEDIUM" ,
"exploitabilityScore" : 3.9 ,
"impactScore" : 6.9 ,
"acInsufInfo" : false ,
"obtainAllPrivilege" : false ,
"obtainUserPrivilege" : false ,
"obtainOtherPrivilege" : false ,
"userInteractionRequired" : false
}
]
} ,
"weaknesses" : [
{
"source" : "nvd@nist.gov" ,
"type" : "Primary" ,
"description" : [
{
"lang" : "en" ,
"value" : "CWE-476"
}
]
}
] ,
"configurations" : [
{
"nodes" : [
{
"operator" : "OR" ,
"negate" : false ,
"cpeMatch" : [
{
"vulnerable" : true ,
"criteria" : "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*" ,
"versionEndExcluding" : "2.6.38" ,
"matchCriteriaId" : "9988A98F-3440-467E-8ADA-1E413DC25C21"
}
]
}
]
}
] ,
"references" : [
{
"url" : "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=1362fa078dae16776cd439791c6605b224ea6171" ,
"source" : "secalert@redhat.com"
} ,
{
"url" : "http://openwall.com/lists/oss-security/2011/03/04/13" ,
"source" : "secalert@redhat.com" ,
"tags" : [
"Exploit" ,
"Mailing List" ,
"Patch" ,
"Third Party Advisory"
]
} ,
{
"url" : "http://securitytracker.com/id?1025162" ,
"source" : "secalert@redhat.com" ,
"tags" : [
"Third Party Advisory" ,
"VDB Entry"
]
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} ,
{
"url" : "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38" ,
"source" : "secalert@redhat.com" ,
"tags" : [
"Broken Link"
]
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} ,
{
"url" : "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=1362fa078dae16776cd439791c6605b224ea6171" ,
"source" : "af854a3a-2127-422b-91ae-364da2661108"
} ,
{
"url" : "http://openwall.com/lists/oss-security/2011/03/04/13" ,
"source" : "af854a3a-2127-422b-91ae-364da2661108" ,
"tags" : [
"Exploit" ,
"Mailing List" ,
"Patch" ,
"Third Party Advisory"
]
} ,
{
"url" : "http://securitytracker.com/id?1025162" ,
"source" : "af854a3a-2127-422b-91ae-364da2661108" ,
"tags" : [
"Third Party Advisory" ,
"VDB Entry"
]
} ,
{
"url" : "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38" ,
"source" : "af854a3a-2127-422b-91ae-364da2661108" ,
"tags" : [
"Broken Link"
]
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}
]
}