It was discovered that NTFS-3G had a heap buffer overflow when reading certain NTFS images. A local attacker could possibly use this issue to execute arbitrary code. (CVE-2026-42616)
It was discovered that NTFS-3G had multiple heap buffer overflows when processing certain NTFS images. A local attacker could possibly use these issues to execute arbitrary code. (CVE-2026-42617, CVE-2026-42618, CVE-2026-46569, CVE-2026-46570, CVE-2026-46572, CVE-2026-56135)
It was discovered that NTFS-3G had out-of-bounds reads when processing certain NTFS images. A local attacker could possibly use these issues to obtain sensitive information. (CVE-2026-46571, CVE-2026-56136)
{
"availability": "No subscription required",
"binaries": [
{
"binary_version": "1:2021.8.22-3ubuntu1.4",
"binary_name": "libntfs-3g89"
},
{
"binary_version": "1:2021.8.22-3ubuntu1.4",
"binary_name": "ntfs-3g"
}
]
}
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8554-1.json"
{
"cves": [
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-42616"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-42617"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-42618"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-46569"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-46570"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-46571"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-46572"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-56135"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-56136"
}
],
"ecosystem": "Ubuntu:22.04:LTS"
}
{
"availability": "No subscription required",
"binaries": [
{
"binary_version": "1:2022.10.3-1.2ubuntu3.2",
"binary_name": "libntfs-3g89t64"
},
{
"binary_version": "1:2022.10.3-1.2ubuntu3.2",
"binary_name": "ntfs-3g"
}
]
}
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8554-1.json"
{
"cves": [
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-42616"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-42617"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-42618"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-46569"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-46570"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-46571"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-46572"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-56135"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-56136"
}
],
"ecosystem": "Ubuntu:24.04:LTS"
}
{
"availability": "No subscription required",
"binaries": [
{
"binary_version": "1:2022.10.3-5ubuntu1.1",
"binary_name": "libntfs-3g89t64"
},
{
"binary_version": "1:2022.10.3-5ubuntu1.1",
"binary_name": "ntfs-3g"
}
]
}
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8554-1.json"
{
"cves": [
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-42616"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-42617"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-42618"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-46569"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-46570"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-46571"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-46572"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-56135"
},
{
"severity": [
{
"type": "Ubuntu",
"score": "medium"
}
],
"id": "CVE-2026-56136"
}
],
"ecosystem": "Ubuntu:26.04:LTS"
}