cve-2024-36953
Vulnerability from cvelistv5
Published
2024-05-30 15:35
Modified
2024-11-05 09:28
Severity ?
EPSS score ?
Summary
KVM: arm64: vgic-v2: Check for non-NULL vCPU in vgic_v2_parse_attr()
References
Impacted products
{
"containers": {
"adp": [
{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 4.4,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "HIGH",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
}
},
{
"other": {
"content": {
"id": "CVE-2024-36953",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-05-31T18:25:29.061156Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "CWE-noinfo Not enough information",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2024-11-04T18:46:17.103Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
},
{
"providerMetadata": {
"dateUpdated": "2024-08-02T03:43:50.563Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_transferred"
],
"url": "https://git.kernel.org/stable/c/4404465a1bee3607ad90a4c5f9e16dfd75b85728"
},
{
"tags": [
"x_transferred"
],
"url": "https://git.kernel.org/stable/c/17db92da8be5dd3bf63c01f4109fe47db64fc66f"
},
{
"tags": [
"x_transferred"
],
"url": "https://git.kernel.org/stable/c/3a5b0378ac6776c7c31b18e0f3c1389bd6005e80"
},
{
"tags": [
"x_transferred"
],
"url": "https://git.kernel.org/stable/c/8d6a1c8e3de36cb0f5e866f1a582b00939e23104"
},
{
"tags": [
"x_transferred"
],
"url": "https://git.kernel.org/stable/c/01981276d64e542c177b243f7c979fee855d5487"
},
{
"tags": [
"x_transferred"
],
"url": "https://git.kernel.org/stable/c/6ddb4f372fc63210034b903d96ebbeb3c7195adb"
},
{
"tags": [
"x_transferred"
],
"url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00019.html"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Linux",
"programFiles": [
"arch/arm64/kvm/vgic/vgic-kvm-device.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"lessThan": "4404465a1bee",
"status": "affected",
"version": "7d450e282171",
"versionType": "git"
},
{
"lessThan": "17db92da8be5",
"status": "affected",
"version": "7d450e282171",
"versionType": "git"
},
{
"lessThan": "3a5b0378ac67",
"status": "affected",
"version": "7d450e282171",
"versionType": "git"
},
{
"lessThan": "8d6a1c8e3de3",
"status": "affected",
"version": "7d450e282171",
"versionType": "git"
},
{
"lessThan": "01981276d64e",
"status": "affected",
"version": "7d450e282171",
"versionType": "git"
},
{
"lessThan": "6ddb4f372fc6",
"status": "affected",
"version": "7d450e282171",
"versionType": "git"
}
]
},
{
"defaultStatus": "affected",
"product": "Linux",
"programFiles": [
"arch/arm64/kvm/vgic/vgic-kvm-device.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"status": "affected",
"version": "4.7"
},
{
"lessThan": "4.7",
"status": "unaffected",
"version": "0",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"version": "5.10.217",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"version": "5.15.159",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"version": "6.1.91",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"version": "6.6.31",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.8.*",
"status": "unaffected",
"version": "6.8.10",
"versionType": "semver"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "6.9",
"versionType": "original_commit_for_fix"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: arm64: vgic-v2: Check for non-NULL vCPU in vgic_v2_parse_attr()\n\nvgic_v2_parse_attr() is responsible for finding the vCPU that matches\nthe user-provided CPUID, which (of course) may not be valid. If the ID\nis invalid, kvm_get_vcpu_by_id() returns NULL, which isn\u0027t handled\ngracefully.\n\nSimilar to the GICv3 uaccess flow, check that kvm_get_vcpu_by_id()\nactually returns something and fail the ioctl if not."
}
],
"providerMetadata": {
"dateUpdated": "2024-11-05T09:28:43.213Z",
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux"
},
"references": [
{
"url": "https://git.kernel.org/stable/c/4404465a1bee3607ad90a4c5f9e16dfd75b85728"
},
{
"url": "https://git.kernel.org/stable/c/17db92da8be5dd3bf63c01f4109fe47db64fc66f"
},
{
"url": "https://git.kernel.org/stable/c/3a5b0378ac6776c7c31b18e0f3c1389bd6005e80"
},
{
"url": "https://git.kernel.org/stable/c/8d6a1c8e3de36cb0f5e866f1a582b00939e23104"
},
{
"url": "https://git.kernel.org/stable/c/01981276d64e542c177b243f7c979fee855d5487"
},
{
"url": "https://git.kernel.org/stable/c/6ddb4f372fc63210034b903d96ebbeb3c7195adb"
}
],
"title": "KVM: arm64: vgic-v2: Check for non-NULL vCPU in vgic_v2_parse_attr()",
"x_generator": {
"engine": "bippy-9e1c9544281a"
}
}
},
"cveMetadata": {
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"assignerShortName": "Linux",
"cveId": "CVE-2024-36953",
"datePublished": "2024-05-30T15:35:48.070Z",
"dateReserved": "2024-05-30T15:25:07.080Z",
"dateUpdated": "2024-11-05T09:28:43.213Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2024-36953\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-05-30T16:15:18.233\",\"lastModified\":\"2024-11-21T09:22:53.767\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nKVM: arm64: vgic-v2: Check for non-NULL vCPU in vgic_v2_parse_attr()\\n\\nvgic_v2_parse_attr() is responsible for finding the vCPU that matches\\nthe user-provided CPUID, which (of course) may not be valid. If the ID\\nis invalid, kvm_get_vcpu_by_id() returns NULL, which isn\u0027t handled\\ngracefully.\\n\\nSimilar to the GICv3 uaccess flow, check that kvm_get_vcpu_by_id()\\nactually returns something and fail the ioctl if not.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: KVM: arm64: vgic-v2: Verifique vCPU que no sea NULL en vgic_v2_parse_attr() vgic_v2_parse_attr() es responsable de encontrar la vCPU que coincida con el CPUID proporcionado por el usuario, que (de curso) puede no ser v\u00e1lido. Si el ID no es v\u00e1lido, kvm_get_vcpu_by_id() devuelve NULL, que no se maneja correctamente. De manera similar al flujo de uaccess de GICv3, verifique que kvm_get_vcpu_by_id() realmente devuelva algo y falle el ioctl si no.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":4.4,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":0.8,\"impactScore\":3.6}]},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/01981276d64e542c177b243f7c979fee855d5487\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/17db92da8be5dd3bf63c01f4109fe47db64fc66f\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/3a5b0378ac6776c7c31b18e0f3c1389bd6005e80\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/4404465a1bee3607ad90a4c5f9e16dfd75b85728\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/6ddb4f372fc63210034b903d96ebbeb3c7195adb\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/8d6a1c8e3de36cb0f5e866f1a582b00939e23104\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/01981276d64e542c177b243f7c979fee855d5487\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/17db92da8be5dd3bf63c01f4109fe47db64fc66f\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/3a5b0378ac6776c7c31b18e0f3c1389bd6005e80\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/4404465a1bee3607ad90a4c5f9e16dfd75b85728\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/6ddb4f372fc63210034b903d96ebbeb3c7195adb\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/8d6a1c8e3de36cb0f5e866f1a582b00939e23104\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://lists.debian.org/debian-lts-announce/2024/06/msg00019.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}"
}
}