gsd-2022-47940
Vulnerability from gsd
Modified
2023-12-13 01:19
Details
An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.18 before 5.18.18. fs/ksmbd/smb2pdu.c lacks length validation in the non-padding case in smb2_write.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2022-47940",
"id": "GSD-2022-47940",
"references": [
"https://www.suse.com/security/cve/CVE-2022-47940.html",
"https://ubuntu.com/security/CVE-2022-47940"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2022-47940"
],
"details": "An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.18 before 5.18.18. fs/ksmbd/smb2pdu.c lacks length validation in the non-padding case in smb2_write.",
"id": "GSD-2022-47940",
"modified": "2023-12-13T01:19:36.493819Z",
"schema_version": "1.4.0"
}
},
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"affects": {
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"value": "An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.18 before 5.18.18. fs/ksmbd/smb2pdu.c lacks length validation in the non-padding case in smb2_write."
}
]
},
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"references": {
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"name": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.18",
"refsource": "MISC",
"url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.18"
},
{
"name": "https://github.com/torvalds/linux/commit/158a66b245739e15858de42c0ba60fcf3de9b8e6",
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"url": "https://github.com/torvalds/linux/commit/158a66b245739e15858de42c0ba60fcf3de9b8e6"
},
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},
{
"name": "http://www.openwall.com/lists/oss-security/2022/12/23/10",
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"url": "http://www.openwall.com/lists/oss-security/2022/12/23/10"
}
]
}
},
"nvd.nist.gov": {
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"nodes": [
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"cpe_match": [
{
"cpe23Uri": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "5.18.8",
"versionStartIncluding": "5.15",
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"description": {
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"value": "An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.18 before 5.18.18. fs/ksmbd/smb2pdu.c lacks length validation in the non-padding case in smb2_write."
}
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"url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.18"
},
{
"name": "[oss-security] 20221223 Re: Details on this supposed Linux Kernel ksmbd RCE",
"refsource": "MLIST",
"tags": [
"Mailing List",
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],
"url": "http://www.openwall.com/lists/oss-security/2022/12/23/10"
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},
"impact": {
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.1,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 5.2
}
},
"lastModifiedDate": "2022-12-30T15:52Z",
"publishedDate": "2022-12-23T16:15Z"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
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