201 lines
7.8 KiB
JSON
201 lines
7.8 KiB
JSON
{
|
|
"dataType": "CVE_RECORD",
|
|
"dataVersion": "5.1",
|
|
"cveMetadata": {
|
|
"state": "PUBLISHED",
|
|
"cveId": "CVE-2021-28706",
|
|
"assignerOrgId": "23aa2041-22e1-471f-9209-9b7396fa234f",
|
|
"assignerShortName": "XEN",
|
|
"dateUpdated": "2024-08-03T21:47:33.187Z",
|
|
"dateReserved": "2021-03-18T00:00:00.000Z",
|
|
"datePublished": "2021-11-24T00:00:00.000Z"
|
|
},
|
|
"containers": {
|
|
"cna": {
|
|
"providerMetadata": {
|
|
"orgId": "23aa2041-22e1-471f-9209-9b7396fa234f",
|
|
"shortName": "XEN",
|
|
"dateUpdated": "2024-02-04T08:06:49.398Z"
|
|
},
|
|
"descriptions": [
|
|
{
|
|
"lang": "en",
|
|
"value": "guests may exceed their designated memory limit When a guest is permitted to have close to 16TiB of memory, it may be able to issue hypercalls to increase its memory allocation beyond the administrator established limit. This is a result of a calculation done with 32-bit precision, which may overflow. It would then only be the overflowed (and hence small) number which gets compared against the established upper bound."
|
|
}
|
|
],
|
|
"affected": [
|
|
{
|
|
"vendor": "Xen",
|
|
"product": "xen",
|
|
"versions": [
|
|
{
|
|
"version": "4.12.x",
|
|
"status": "affected"
|
|
}
|
|
]
|
|
},
|
|
{
|
|
"vendor": "Xen",
|
|
"product": "xen",
|
|
"versions": [
|
|
{
|
|
"version": "unspecified",
|
|
"lessThan": "4.12",
|
|
"status": "unknown",
|
|
"versionType": "custom"
|
|
},
|
|
{
|
|
"version": "4.14.x",
|
|
"status": "affected",
|
|
"lessThan": "unspecified",
|
|
"versionType": "custom"
|
|
},
|
|
{
|
|
"version": "next of 4.15.x",
|
|
"status": "unaffected",
|
|
"lessThan": "unspecified",
|
|
"versionType": "custom"
|
|
}
|
|
]
|
|
},
|
|
{
|
|
"vendor": "Xen",
|
|
"product": "xen",
|
|
"versions": [
|
|
{
|
|
"version": "xen-unstable",
|
|
"status": "affected"
|
|
}
|
|
]
|
|
},
|
|
{
|
|
"vendor": "Xen",
|
|
"product": "xen",
|
|
"versions": [
|
|
{
|
|
"version": "4.13.x",
|
|
"status": "affected"
|
|
}
|
|
]
|
|
}
|
|
],
|
|
"references": [
|
|
{
|
|
"url": "https://xenbits.xenproject.org/xsa/advisory-385.txt"
|
|
},
|
|
{
|
|
"name": "FEDORA-2021-03645e9807",
|
|
"tags": [
|
|
"vendor-advisory"
|
|
],
|
|
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/I7ZGWVVRI4XY2XSTBI3XEMWBXPDVX6OT/"
|
|
},
|
|
{
|
|
"name": "DSA-5017",
|
|
"tags": [
|
|
"vendor-advisory"
|
|
],
|
|
"url": "https://www.debian.org/security/2021/dsa-5017"
|
|
},
|
|
{
|
|
"name": "FEDORA-2021-2b3a2de94f",
|
|
"tags": [
|
|
"vendor-advisory"
|
|
],
|
|
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PXUI4VMD52CH3T7YXAG3J2JW7ZNN3SXF/"
|
|
},
|
|
{
|
|
"name": "GLSA-202402-07",
|
|
"tags": [
|
|
"vendor-advisory"
|
|
],
|
|
"url": "https://security.gentoo.org/glsa/202402-07"
|
|
}
|
|
],
|
|
"credits": [
|
|
{
|
|
"lang": "en",
|
|
"value": "{'credit_data': {'description': {'description_data': [{'lang': 'eng', 'value': 'This issue was discovered by Julien Grall of Amazon.'}]}}}"
|
|
}
|
|
],
|
|
"metrics": [
|
|
{
|
|
"other": {
|
|
"type": "unknown",
|
|
"content": {
|
|
"description": {
|
|
"description_data": [
|
|
{
|
|
"lang": "eng",
|
|
"value": "A guest may be able too allocate unbounded amounts of memory to itself.\nThis may result in a Denial of Service (DoS) affecting the entire host."
|
|
}
|
|
]
|
|
}
|
|
}
|
|
}
|
|
}
|
|
],
|
|
"problemTypes": [
|
|
{
|
|
"descriptions": [
|
|
{
|
|
"type": "text",
|
|
"lang": "en",
|
|
"description": "unknown"
|
|
}
|
|
]
|
|
}
|
|
]
|
|
},
|
|
"adp": [
|
|
{
|
|
"providerMetadata": {
|
|
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
|
|
"shortName": "CVE",
|
|
"dateUpdated": "2024-08-03T21:47:33.187Z"
|
|
},
|
|
"title": "CVE Program Container",
|
|
"references": [
|
|
{
|
|
"url": "https://xenbits.xenproject.org/xsa/advisory-385.txt",
|
|
"tags": [
|
|
"x_transferred"
|
|
]
|
|
},
|
|
{
|
|
"name": "FEDORA-2021-03645e9807",
|
|
"tags": [
|
|
"vendor-advisory",
|
|
"x_transferred"
|
|
],
|
|
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/I7ZGWVVRI4XY2XSTBI3XEMWBXPDVX6OT/"
|
|
},
|
|
{
|
|
"name": "DSA-5017",
|
|
"tags": [
|
|
"vendor-advisory",
|
|
"x_transferred"
|
|
],
|
|
"url": "https://www.debian.org/security/2021/dsa-5017"
|
|
},
|
|
{
|
|
"name": "FEDORA-2021-2b3a2de94f",
|
|
"tags": [
|
|
"vendor-advisory",
|
|
"x_transferred"
|
|
],
|
|
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PXUI4VMD52CH3T7YXAG3J2JW7ZNN3SXF/"
|
|
},
|
|
{
|
|
"name": "GLSA-202402-07",
|
|
"tags": [
|
|
"vendor-advisory",
|
|
"x_transferred"
|
|
],
|
|
"url": "https://security.gentoo.org/glsa/202402-07"
|
|
}
|
|
]
|
|
}
|
|
]
|
|
}
|
|
} |