CVE-2026-42616
Full vulnerability record from the local CVENow database.
Description
In NTFS-3G before 2026.7.7, a heap buffer overflow exists in cat() in ntfscat.c that allows an attacker to corrupt heap memory in the ntfscat binary by crafting a malicious NTFS image. The overflow is triggered by reading a file.
Severity
HIGH
CVSS score
7.8
(v3.1)
Vulnerability status
Modified
Source identifier
Published
2026-10-07 14:17:09.423000
Last modified
2026-10-19 19:18:07.357000
View original CVE JSON
{
"id": "CVE-2026-42616",
"sourceIdentifier": "[email protected]",
"published": "2026-10-07T14:17:09.423",
"lastModified": "2026-10-19T19:18:07.357",
"vulnStatus": "Modified",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In NTFS-3G before 2026.7.7, a heap buffer overflow exists in cat() in ntfscat.c that allows an attacker to corrupt heap memory in the ntfscat binary by crafting a malicious NTFS image. The overflow is triggered by reading a file."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"version": "n/a",
"status": "affected"
}
]
}
]
}
],
"metrics": {
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"source": "[email protected]",
"type": "Primary",
"cvssData": {
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"baseScore": 7.8,
"baseSeverity": "HIGH",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "REQUIRED",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9
},
{
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"ssvcV203": [
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"id": "CVE-2026-42616",
"options": [
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{
"automatable": "no"
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{
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"role": "CISA Coordinator",
"version": "2.0.3"
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},
"weaknesses": [
{
"source": "[email protected]",
"type": "Primary",
"description": [
{
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"value": "CWE-787"
}
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},
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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{
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}
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}
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"configurations": [
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"nodes": [
{
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"negate": false,
"cpeMatch": [
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"criteria": "cpe:2.3:a:tuxera:ntfs-3g:*:*:*:*:*:*:*:*",
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"references": [
{
"url": "https://github.com/tuxera/ntfs-3g/releases#release-2026.7.7",
"source": "[email protected]",
"tags": [
"Release Notes"
]
},
{
"url": "https://github.com/tuxera/ntfs-3g/security/advisories/GHSA-p6mp-gp2j-7358",
"source": "[email protected]",
"tags": [
"Patch",
"Vendor Advisory"
]
}
]
}