Unrated
m4 — security advisory
The (1) maketemp and (2) mkstemp builtin functions in GNU m4 before 1.4.11 do not quote their output when a file is created, which might allow context-dependent attackers to trigger a macro expansion, leading to unspecified use of an incorrect filename.
- Products
- m4
- Affected versions
- 1.4.19-3, 1.4.19-4, 1.4.19-4+hurd.1, 1.4.19-5, 1.4.19-6, 1.4.19-7, 1.4.19-8, 1.4.20-1, 1.4.20-2, 1.4.21-1
- Fixed versions
- Not specified
- CVEs
- CVE-2008-1687
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 23:38 UTC · Revision 1
Source evidence
The (1) maketemp and (2) mkstemp builtin functions in GNU m4 before 1.4.11 do not quote their output when a file is created, which might allow context-dependent attackers to trigger a macro expansion, leading to unspecified use of an incorrect filename.
osv:DEBIAN-CVE-2008-1687
m4
Fixed versions: Not specified
m4
Fixed versions: Not specified
m4
Fixed versions: Not specified
Complete source record
{
"id": "d1f2eea87f7778539677a8e87405a2684b8b9220bd0769c496aa29f42e47ce4e",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2008-1687",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2008-1687",
"summary": "The (1) maketemp and (2) mkstemp builtin functions in GNU m4 before 1.4.11 do not quote their output when a file is created, which might allow context-dependent attackers to trigger a macro expansion, leading to unspecified use of an incorrect filename.",
"evidence": "osv:DEBIAN-CVE-2008-1687",
"products": [
{
"name": {
"value": "m4",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.4.19-3",
"evidence": "/affected/0/versions"
},
{
"value": "1.4.19-4",
"evidence": "/affected/0/versions"
},
{
"value": "1.4.19-4+hurd.1",
"evidence": "/affected/0/versions"
},
{
"value": "1.4.19-5",
"evidence": "/affected/0/versions"
},
{
"value": "1.4.19-6",
"evidence": "/affected/0/versions"
},
{
"value": "1.4.19-7",
"evidence": "/affected/0/versions"
},
{
"value": "1.4.19-8",
"evidence": "/affected/0/versions"
},
{
"value": "1.4.20-1",
"evidence": "/affected/0/versions"
},
{
"value": "1.4.20-2",
"evidence": "/affected/0/versions"
},
{
"value": "1.4.21-1",
"evidence": "/affected/0/versions"
}
]
},
{
"name": {
"value": "m4",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.4.19-8",
"evidence": "/affected/1/versions"
},
{
"value": "1.4.20-1",
"evidence": "/affected/1/versions"
},
{
"value": "1.4.20-2",
"evidence": "/affected/1/versions"
},
{
"value": "1.4.21-1",
"evidence": "/affected/1/versions"
}
]
},
{
"name": {
"value": "m4",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.4.19-8",
"evidence": "/affected/2/versions"
},
{
"value": "1.4.20-1",
"evidence": "/affected/2/versions"
},
{
"value": "1.4.20-2",
"evidence": "/affected/2/versions"
},
{
"value": "1.4.21-1",
"evidence": "/affected/2/versions"
}
]
}
],
"severity": "unknown",
"structured": {
"id": "DEBIAN-CVE-2008-1687",
"aliases": [
"DEBIAN-CVE-2008-1687"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "m4",
"purl": "pkg:deb/debian/m4?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"versions": [
"1.4.19-3",
"1.4.19-4",
"1.4.19-4+hurd.1",
"1.4.19-5",
"1.4.19-6",
"1.4.19-7",
"1.4.19-8",
"1.4.20-1",
"1.4.20-2",
"1.4.21-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2008-1687.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "m4",
"purl": "pkg:deb/debian/m4?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"versions": [
"1.4.19-8",
"1.4.20-1",
"1.4.20-2",
"1.4.21-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2008-1687.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "m4",
"purl": "pkg:deb/debian/m4?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"versions": [
"1.4.19-8",
"1.4.20-1",
"1.4.20-2",
"1.4.21-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2008-1687.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
}
],
"modified": "2026-10-23T17:47:49.370651752Z",
"provider": "osv",
"upstream": [
"CVE-2008-1687"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2008-1687"
]
},
"related_cves": [
{
"value": "CVE-2008-1687",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 419126,
"published_at": "2008-04-09T19:05:00+00:00"
}