159 lines
6.4 KiB
JSON
159 lines
6.4 KiB
JSON
{
|
|
"containers": {
|
|
"cna": {
|
|
"affected": [
|
|
{
|
|
"product": "kernel",
|
|
"vendor": "n/a",
|
|
"versions": [
|
|
{
|
|
"status": "affected",
|
|
"version": "kernel 5.15"
|
|
}
|
|
]
|
|
}
|
|
],
|
|
"descriptions": [
|
|
{
|
|
"lang": "en",
|
|
"value": "A flaw was found in the KVM's AMD code for supporting the Secure Encrypted Virtualization-Encrypted State (SEV-ES). A KVM guest using SEV-ES can trigger out-of-bounds reads and writes in the host kernel via a malicious VMGEXIT for a string I/O instruction (for example, outs or ins) using the exit reason SVM_EXIT_IOIO. This issue results in a crash of the entire system or a potential guest-to-host escape scenario."
|
|
}
|
|
],
|
|
"problemTypes": [
|
|
{
|
|
"descriptions": [
|
|
{
|
|
"cweId": "CWE-125",
|
|
"description": "(CWE-125|CWE-787)",
|
|
"lang": "en",
|
|
"type": "CWE"
|
|
}
|
|
]
|
|
}
|
|
],
|
|
"providerMetadata": {
|
|
"dateUpdated": "2022-02-18T17:50:37.000Z",
|
|
"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
|
|
"shortName": "redhat"
|
|
},
|
|
"references": [
|
|
{
|
|
"tags": [
|
|
"x_refsource_MISC"
|
|
],
|
|
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2028584"
|
|
},
|
|
{
|
|
"tags": [
|
|
"x_refsource_MISC"
|
|
],
|
|
"url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=2222"
|
|
}
|
|
],
|
|
"x_legacyV4Record": {
|
|
"CVE_data_meta": {
|
|
"ASSIGNER": "secalert@redhat.com",
|
|
"ID": "CVE-2021-4093",
|
|
"STATE": "PUBLIC"
|
|
},
|
|
"affects": {
|
|
"vendor": {
|
|
"vendor_data": [
|
|
{
|
|
"product": {
|
|
"product_data": [
|
|
{
|
|
"product_name": "kernel",
|
|
"version": {
|
|
"version_data": [
|
|
{
|
|
"version_value": "kernel 5.15"
|
|
}
|
|
]
|
|
}
|
|
}
|
|
]
|
|
},
|
|
"vendor_name": "n/a"
|
|
}
|
|
]
|
|
}
|
|
},
|
|
"data_format": "MITRE",
|
|
"data_type": "CVE",
|
|
"data_version": "4.0",
|
|
"description": {
|
|
"description_data": [
|
|
{
|
|
"lang": "eng",
|
|
"value": "A flaw was found in the KVM's AMD code for supporting the Secure Encrypted Virtualization-Encrypted State (SEV-ES). A KVM guest using SEV-ES can trigger out-of-bounds reads and writes in the host kernel via a malicious VMGEXIT for a string I/O instruction (for example, outs or ins) using the exit reason SVM_EXIT_IOIO. This issue results in a crash of the entire system or a potential guest-to-host escape scenario."
|
|
}
|
|
]
|
|
},
|
|
"problemtype": {
|
|
"problemtype_data": [
|
|
{
|
|
"description": [
|
|
{
|
|
"lang": "eng",
|
|
"value": "(CWE-125|CWE-787)"
|
|
}
|
|
]
|
|
}
|
|
]
|
|
},
|
|
"references": {
|
|
"reference_data": [
|
|
{
|
|
"name": "https://bugzilla.redhat.com/show_bug.cgi?id=2028584",
|
|
"refsource": "MISC",
|
|
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2028584"
|
|
},
|
|
{
|
|
"name": "https://bugs.chromium.org/p/project-zero/issues/detail?id=2222",
|
|
"refsource": "MISC",
|
|
"url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=2222"
|
|
}
|
|
]
|
|
}
|
|
}
|
|
},
|
|
"adp": [
|
|
{
|
|
"providerMetadata": {
|
|
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
|
|
"shortName": "CVE",
|
|
"dateUpdated": "2024-08-03T17:16:03.525Z"
|
|
},
|
|
"title": "CVE Program Container",
|
|
"references": [
|
|
{
|
|
"tags": [
|
|
"x_refsource_MISC",
|
|
"x_transferred"
|
|
],
|
|
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2028584"
|
|
},
|
|
{
|
|
"tags": [
|
|
"x_refsource_MISC",
|
|
"x_transferred"
|
|
],
|
|
"url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=2222"
|
|
}
|
|
]
|
|
}
|
|
]
|
|
},
|
|
"cveMetadata": {
|
|
"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
|
|
"assignerShortName": "redhat",
|
|
"cveId": "CVE-2021-4093",
|
|
"datePublished": "2022-02-18T17:50:37.000Z",
|
|
"dateReserved": "2021-12-10T00:00:00.000Z",
|
|
"dateUpdated": "2024-08-03T17:16:03.525Z",
|
|
"state": "PUBLISHED"
|
|
},
|
|
"dataType": "CVE_RECORD",
|
|
"dataVersion": "5.1"
|
|
} |