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{
"id" : "CVE-2022-2785" ,
"sourceIdentifier" : "cve-coordination@google.com" ,
"published" : "2022-09-23T11:15:09.510" ,
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"lastModified" : "2024-11-21T07:01:41.620" ,
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"vulnStatus" : "Modified" ,
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"cveTags" : [ ] ,
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"descriptions" : [
{
"lang" : "en" ,
"value" : "There exists an arbitrary memory read within the Linux Kernel BPF - Constants provided to fill pointers in structs passed in to bpf_sys_bpf are not verified and can point anywhere, including memory not owned by BPF. An attacker with CAP_BPF can arbitrarily read memory from anywhere on the system. We recommend upgrading past commit 86f44fcec22c"
} ,
{
"lang" : "es" ,
"value" : "Se presenta una lectura de memoria arbitraria dentro del BPF del Kernel de Linux - Las constantes proporcionadas para rellenar los punteros en los structs pasados a bpf_sys_bpf no son verificados y pueden apuntar a cualquier lugar, incluyendo la memoria que no es propiedad de BPF. Un atacante con CAP_BPF puede leer arbitrariamente la memoria de cualquier parte del sistema. Recomendamos actualizar el commit pasado 86f44fcec22c"
}
] ,
"metrics" : {
"cvssMetricV31" : [
{
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"source" : "cve-coordination@google.com" ,
"type" : "Secondary" ,
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"cvssData" : {
"version" : "3.1" ,
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"vectorString" : "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H" ,
"baseScore" : 6.7 ,
"baseSeverity" : "MEDIUM" ,
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"attackVector" : "LOCAL" ,
"attackComplexity" : "LOW" ,
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"privilegesRequired" : "HIGH" ,
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"userInteraction" : "NONE" ,
"scope" : "UNCHANGED" ,
"confidentialityImpact" : "HIGH" ,
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"integrityImpact" : "HIGH" ,
"availabilityImpact" : "HIGH"
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} ,
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"exploitabilityScore" : 0.8 ,
"impactScore" : 5.9
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} ,
{
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"source" : "nvd@nist.gov" ,
"type" : "Primary" ,
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"vectorString" : "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N" ,
"baseScore" : 5.5 ,
"baseSeverity" : "MEDIUM" ,
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"attackVector" : "LOCAL" ,
"attackComplexity" : "LOW" ,
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"privilegesRequired" : "LOW" ,
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"userInteraction" : "NONE" ,
"scope" : "UNCHANGED" ,
"confidentialityImpact" : "HIGH" ,
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"integrityImpact" : "NONE" ,
"availabilityImpact" : "NONE"
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} ,
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"exploitabilityScore" : 1.8 ,
"impactScore" : 3.6
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}
]
} ,
"weaknesses" : [
{
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"source" : "cve-coordination@google.com" ,
"type" : "Secondary" ,
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"description" : [
{
"lang" : "en" ,
"value" : "CWE-125"
}
]
} ,
{
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"source" : "nvd@nist.gov" ,
"type" : "Primary" ,
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"description" : [
{
"lang" : "en" ,
"value" : "CWE-125"
}
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"criteria" : "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*" ,
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"references" : [
{
"url" : "https://git.kernel.org/bpf/bpf/c/86f44fcec22c" ,
"source" : "cve-coordination@google.com" ,
"tags" : [
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} ,
{
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"url" : "https://lore.kernel.org/bpf/20220816205517.682470-1-zhuyifei%40google.com/T/#t" ,
"source" : "cve-coordination@google.com"
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} ,
{
"url" : "https://git.kernel.org/bpf/bpf/c/86f44fcec22c" ,
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"tags" : [
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{
"url" : "https://lore.kernel.org/bpf/20220816205517.682470-1-zhuyifei%40google.com/T/#t" ,
"source" : "af854a3a-2127-422b-91ae-364da2661108"
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}
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