HighFix available
dhcpcd — security advisory
The decode_search function in dhcp.c in dhcpcd 3.x does not properly free allocated memory, which allows remote DHCP servers to cause a denial of service via a crafted response.
- Products
- dhcpcd
- Affected versions
- Not specified
- Fixed versions
- 1:10.0.1-1
- CVEs
- CVE-2012-6700
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 00:03 UTC · Revision 1
Source evidence
The decode_search function in dhcp.c in dhcpcd 3.x does not properly free allocated memory, which allows remote DHCP servers to cause a denial of service via a crafted response.
osv:DEBIAN-CVE-2012-6700
dhcpcd
Fixed versions: 1:10.0.1-1
dhcpcd
Fixed versions: 1:10.0.1-1
Complete source record
{
"id": "a9f31f4532963cd87a2d38687225f1ac578b7567a404d71462d00c7911417004",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2012-6700",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2012-6700",
"summary": "The decode_search function in dhcp.c in dhcpcd 3.x does not properly free allocated memory, which allows remote DHCP servers to cause a denial of service via a crafted response.",
"evidence": "osv:DEBIAN-CVE-2012-6700",
"products": [
{
"name": {
"value": "dhcpcd",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:10.0.1-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "dhcpcd",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:10.0.1-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "DEBIAN-CVE-2012-6700",
"aliases": [
"DEBIAN-CVE-2012-6700"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1:10.0.1-1"
}
]
}
],
"package": {
"name": "dhcpcd",
"purl": "pkg:deb/debian/dhcpcd?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2012-6700.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1:10.0.1-1"
}
]
}
],
"package": {
"name": "dhcpcd",
"purl": "pkg:deb/debian/dhcpcd?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2012-6700.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-23T18:02:55.498833128Z",
"provider": "osv",
"upstream": [
"CVE-2012-6700"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2012-6700"
]
},
"related_cves": [
{
"value": "CVE-2012-6700",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 419809,
"published_at": "2016-04-11T15:59:02.22+00:00"
}