High
Security advisory
AIDE before 0.17.4 allows local users to obtain root privileges via crafted file metadata (such as XFS extended attributes or tmpfs ACLs), because of a heap-based buffer overflow.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2021-45417
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 07:39 UTC · Revision 1
Source evidence
AIDE before 0.17.4 allows local users to obtain root privileges via crafted file metadata (such as XFS extended attributes or tmpfs ACLs), because of a heap-based buffer overflow.
osv:CVE-2021-45417
Complete source record
{
"id": "f87150e57c8b7d8363403c115d4241391807ad17186ce12cc4aeaf433179742d",
"url": "https://osv.dev/vulnerability/CVE-2021-45417",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2021-45417",
"summary": "AIDE before 0.17.4 allows local users to obtain root privileges via crafted file metadata (such as XFS extended attributes or tmpfs ACLs), because of a heap-based buffer overflow.",
"evidence": "osv:CVE-2021-45417",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2021-45417",
"aliases": [
"CVE-2021-45417"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/aide/aide",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"last_affected": "d4b80a9e5d48494e0003d22d9ce1a8133de0f15e"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:advanced_intrusion_detection_environment_project:advanced_intrusion_detection_environment:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0.13"
},
{
"last_affected": "0.17.3"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"v0.17.3",
"v0.17.2",
"v0.17.1",
"v0.17",
"v0.16.2",
"v0.16.1",
"v0.16",
"v0.16rc1",
"v0.16b1",
"v0.16a2",
"v0.16a1",
"aide.0.15.1.release",
"aide.0.15.release",
"aide.0.15.rc1.release",
"aide.0.14.2.release",
"aide.0.14.1.release",
"aide.0.14.release",
"aide.0.14.rc3.release",
"aide.0.14.rc2.release",
"aide.0.14.rc1.release",
"aide.0.13.1.release",
"aide.0.13.release",
"aide.0.13.rc2.release",
"aide.0.13.rc1.release",
"aide.0.12.release",
"aide.0.12.rc2.release",
"aide.0.12.rc1.release",
"aide.0.11b.nocurl",
"aide.0.11a.debian",
"aide.0.11.release",
"aide.0.11.rc3.release",
"aide.0.11.rc2.release",
"aide.0.11.rc1.release",
"aide.0.10.release",
"cs.tut.fi.import"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-45417.json"
}
}
],
"modified": "2026-10-24T10:30:56.226779731Z",
"provider": "osv",
"references": [
"https://lists.debian.org/debian-lts-announce/2022/01/msg00024.html",
"https://security.gentoo.org/glsa/202311-07",
"https://www.debian.org/security/2022/dsa-5051",
"https://www.ipi.fi/pipermail/aide/2022-January/001713.html",
"https://www.openwall.com/lists/oss-security/2022/01/20/3"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:21.04:*:*:*:*:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:21.10:*:*:*:*:*:*:*"
],
"vendor_product": "canonical:ubuntu_linux",
"extracted_events": [
{
"range": [
{
"introduced": "14.04"
},
{
"last_affected": "14.04"
},
{
"introduced": "16.04"
},
{
"last_affected": "16.04"
},
{
"introduced": "18.04"
},
{
"last_affected": "18.04"
},
{
"introduced": "20.04"
},
{
"last_affected": "20.04"
},
{
"introduced": "21.04"
},
{
"last_affected": "21.04"
},
{
"introduced": "21.10"
},
{
"last_affected": "21.10"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
"cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*",
"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
],
"vendor_product": "debian:debian_linux",
"extracted_events": [
{
"range": [
{
"introduced": "9.0"
},
{
"last_affected": "9.0"
},
{
"introduced": "10.0"
},
{
"last_affected": "10.0"
},
{
"introduced": "11.0"
},
{
"last_affected": "11.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*"
],
"vendor_product": "fedoraproject:fedora",
"extracted_events": [
{
"range": [
{
"introduced": "35"
},
{
"last_affected": "35"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux",
"extracted_events": [
{
"range": [
{
"introduced": "6.0"
},
{
"last_affected": "6.0"
},
{
"introduced": "7.0"
},
{
"last_affected": "7.0"
},
{
"introduced": "8.0"
},
{
"last_affected": "8.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:redhat:ovirt-node:4.4.10:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:ovirt-node",
"extracted_events": [
{
"range": [
{
"introduced": "4.4.10"
},
{
"last_affected": "4.4.10"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:redhat:virtualization_host:4.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:virtualization_host",
"extracted_events": [
{
"range": [
{
"introduced": "4.0"
},
{
"last_affected": "4.0"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2021-45417",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 438612,
"published_at": "2022-01-20T18:15:07.64+00:00"
}