Critical
perm — security advisory
perM 0.4.0 has a Buffer Overflow related to strncpy. (Debian initially fixed this in 0.4.0-7.)
- Products
- perm
- Affected versions
- 0.4.0-1, 0.4.0-3, 0.4.0-4, 0.4.0-4build1, 0.4.0-7, 0.4.0-8, 0.4.0-8build1
- Fixed versions
- Not specified
- CVEs
- CVE-2021-38172
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 00:34 UTC · Revision 1
Source evidence
perM 0.4.0 has a Buffer Overflow related to strncpy. (Debian initially fixed this in 0.4.0-7.)
osv:UBUNTU-CVE-2021-38172
perm
Fixed versions: Not specified
perm
Fixed versions: Not specified
perm
Fixed versions: Not specified
perm
Fixed versions: Not specified
perm
Fixed versions: Not specified
perm
Fixed versions: Not specified
perm
Fixed versions: Not specified
perm
Fixed versions: Not specified
Complete source record
{
"id": "28eea6ed3359923e7234464be66afc1d41f745f9c3f6997b13546ea326b83ce6",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2021-38172",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "UBUNTU-CVE-2021-38172",
"summary": "perM 0.4.0 has a Buffer Overflow related to strncpy. (Debian initially fixed this in 0.4.0-7.)",
"evidence": "osv:UBUNTU-CVE-2021-38172",
"products": [
{
"name": {
"value": "perm",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "0.4.0-1",
"evidence": "/affected/0/versions"
}
]
},
{
"name": {
"value": "perm",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "0.4.0-3",
"evidence": "/affected/1/versions"
}
]
},
{
"name": {
"value": "perm",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "0.4.0-4",
"evidence": "/affected/2/versions"
},
{
"value": "0.4.0-4build1",
"evidence": "/affected/2/versions"
}
]
},
{
"name": {
"value": "perm",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "0.4.0-7",
"evidence": "/affected/3/versions"
},
{
"value": "0.4.0-8",
"evidence": "/affected/3/versions"
}
]
},
{
"name": {
"value": "perm",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "0.4.0-8",
"evidence": "/affected/4/versions"
}
]
},
{
"name": {
"value": "perm",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "0.4.0-8",
"evidence": "/affected/5/versions"
}
]
},
{
"name": {
"value": "perm",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "0.4.0-8",
"evidence": "/affected/6/versions"
},
{
"value": "0.4.0-8build1",
"evidence": "/affected/6/versions"
}
]
},
{
"name": {
"value": "perm",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "0.4.0-8",
"evidence": "/affected/7/versions"
}
]
}
],
"severity": "critical",
"structured": {
"id": "UBUNTU-CVE-2021-38172",
"aliases": [
"UBUNTU-CVE-2021-38172"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "perm",
"purl": "pkg:deb/ubuntu/perm?arch=source&distro=xenial",
"ecosystem": "Ubuntu:16.04:LTS"
},
"versions": [
"0.4.0-1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-38172.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "perm",
"binary_version": "0.4.0-1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "perm",
"purl": "pkg:deb/ubuntu/perm?arch=source&distro=bionic",
"ecosystem": "Ubuntu:18.04:LTS"
},
"versions": [
"0.4.0-3"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-38172.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "perm",
"binary_version": "0.4.0-3"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "perm",
"purl": "pkg:deb/ubuntu/perm?arch=source&distro=focal",
"ecosystem": "Ubuntu:20.04:LTS"
},
"versions": [
"0.4.0-4",
"0.4.0-4build1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-38172.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "perm",
"binary_version": "0.4.0-4build1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "perm",
"purl": "pkg:deb/ubuntu/perm?arch=source&distro=jammy",
"ecosystem": "Ubuntu:22.04:LTS"
},
"versions": [
"0.4.0-7",
"0.4.0-8"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-38172.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "perm",
"binary_version": "0.4.0-8"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "perm",
"purl": "pkg:deb/ubuntu/perm?arch=source&distro=noble",
"ecosystem": "Ubuntu:24.04:LTS"
},
"versions": [
"0.4.0-8"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-38172.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "perm",
"binary_version": "0.4.0-8"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "perm",
"purl": "pkg:deb/ubuntu/perm?arch=source&distro=questing",
"ecosystem": "Ubuntu:25.10"
},
"versions": [
"0.4.0-8"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-38172.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "perm",
"binary_version": "0.4.0-8"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "perm",
"purl": "pkg:deb/ubuntu/perm?arch=source&distro=stonking",
"ecosystem": "Ubuntu:26.10"
},
"versions": [
"0.4.0-8",
"0.4.0-8build1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-38172.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "perm",
"binary_version": "0.4.0-8build1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "perm",
"purl": "pkg:deb/ubuntu/perm?arch=source&distro=resolute",
"ecosystem": "Ubuntu:26.04:LTS"
},
"versions": [
"0.4.0-8"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-38172.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "perm",
"binary_version": "0.4.0-8"
}
]
}
}
],
"modified": "2026-10-17T12:55:46.866014298Z",
"provider": "osv",
"upstream": [
"CVE-2021-38172"
],
"references": [
"https://ubuntu.com/security/CVE-2021-38172",
"https://lists.debian.org/debian-med/2021/08/msg00016.html",
"https://tracker.debian.org/pkg/perm",
"https://salsa.debian.org/med-team/perm/-/commits/master/",
"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=993019",
"https://packages.qa.debian.org/p/perm.html",
"https://www.cve.org/CVERecord?id=CVE-2021-38172"
]
},
"related_cves": [
{
"value": "CVE-2021-38172",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 354066,
"published_at": "2022-02-05T18:15:00+00:00"
}