UnratedFix available
file — security advisory
The gnu regular expression code in file 4.20 allows context-dependent attackers to cause a denial of service (CPU consumption) via a crafted document with a large number of line feed characters, which is not well handled by OS/2 REXX regular expressions that use wildcards, as originally reported for AMaViS.
- Products
- file
- Affected versions
- Not specified
- Fixed versions
- 4.20-6
- CVEs
- CVE-2007-2026
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 15:56 UTC · Revision 1
Source evidence
The gnu regular expression code in file 4.20 allows context-dependent attackers to cause a denial of service (CPU consumption) via a crafted document with a large number of line feed characters, which is not well handled by OS/2 REXX regular expressions that use wildcards, as originally reported for AMaViS.
osv:DEBIAN-CVE-2007-2026
file
Fixed versions: 4.20-6
file
Fixed versions: 4.20-6
file
Fixed versions: 4.20-6
Complete source record
{
"id": "23b9bbff5702ad4f48961533d147d6de7327fe345b3614685935343c2222292f",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2007-2026",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2007-2026",
"summary": "The gnu regular expression code in file 4.20 allows context-dependent attackers to cause a denial of service (CPU consumption) via a crafted document with a large number of line feed characters, which is not well handled by OS/2 REXX regular expressions that use wildcards, as originally reported for AMaViS.",
"evidence": "osv:DEBIAN-CVE-2007-2026",
"products": [
{
"name": {
"value": "file",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.20-6",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "file",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.20-6",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "file",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.20-6",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "DEBIAN-CVE-2007-2026",
"aliases": [
"DEBIAN-CVE-2007-2026"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.20-6"
}
]
}
],
"package": {
"name": "file",
"purl": "pkg:deb/debian/file?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2007-2026.json"
},
"ecosystem_specific": {
"urgency": "low"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.20-6"
}
]
}
],
"package": {
"name": "file",
"purl": "pkg:deb/debian/file?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2007-2026.json"
},
"ecosystem_specific": {
"urgency": "low"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.20-6"
}
]
}
],
"package": {
"name": "file",
"purl": "pkg:deb/debian/file?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2007-2026.json"
},
"ecosystem_specific": {
"urgency": "low"
}
}
],
"modified": "2026-10-21T17:47:48.499085512Z",
"provider": "osv",
"upstream": [
"CVE-2007-2026"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2007-2026"
]
},
"related_cves": [
{
"value": "CVE-2007-2026",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 398680,
"published_at": "2007-04-13T18:19:00+00:00"
}