MediumFix available
wireshark — security advisory
DCP-ETSI protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service
- Products
- wireshark
- Affected versions
- 4.0.10-1, 4.0.11-1, 4.0.11-1~deb12u1, 4.0.17-0+deb12u1, 4.0.17-0+deb12u2, 4.0.3-1, 4.0.5-1~exp1, 4.0.6-1, 4.0.6-1~deb12u1, 4.0.6-1~exp1, 4.0.7-1, 4.0.8-1, 4.4.13-0+deb13u1, 4.4.14-0+deb13u1, 4.4.7-1, 4.4.8-0exp1, 4.4.9-1, 4.6.0-0exp1, 4.6.0-1, 4.6.0~rc1-0exp1, 4.6.0~rc1-0exp2, 4.6.1-1, 4.6.1-2, 4.6.2-1, 4.6.2-3, 4.6.3-1, 4.6.4-1
- Fixed versions
- 4.0.17-0+deb12u3, 4.4.15-0+deb13u1, 4.6.5-1
- CVEs
- CVE-2026-6530
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 12:18 UTC · Revision 2
Source evidence
DCP-ETSI protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service
osv:DEBIAN-CVE-2026-6530
wireshark
Fixed versions: 4.0.17-0+deb12u3
wireshark
Fixed versions: 4.4.15-0+deb13u1
wireshark
Fixed versions: 4.6.5-1
Complete source record
{
"id": "5f403321dd8234a11ccc3fba0c1cea34b686e0e03de0a277d64cc31b7f568570",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2026-6530",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2026-6530",
"summary": "DCP-ETSI protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service",
"evidence": "osv:DEBIAN-CVE-2026-6530",
"products": [
{
"name": {
"value": "wireshark",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.0.17-0+deb12u3",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": [
{
"value": "4.0.10-1",
"evidence": "/affected/0/versions"
},
{
"value": "4.0.11-1",
"evidence": "/affected/0/versions"
},
{
"value": "4.0.11-1~deb12u1",
"evidence": "/affected/0/versions"
},
{
"value": "4.0.17-0+deb12u1",
"evidence": "/affected/0/versions"
},
{
"value": "4.0.17-0+deb12u2",
"evidence": "/affected/0/versions"
},
{
"value": "4.0.3-1",
"evidence": "/affected/0/versions"
},
{
"value": "4.0.5-1~exp1",
"evidence": "/affected/0/versions"
},
{
"value": "4.0.6-1",
"evidence": "/affected/0/versions"
},
{
"value": "4.0.6-1~deb12u1",
"evidence": "/affected/0/versions"
},
{
"value": "4.0.6-1~exp1",
"evidence": "/affected/0/versions"
},
{
"value": "4.0.7-1",
"evidence": "/affected/0/versions"
},
{
"value": "4.0.8-1",
"evidence": "/affected/0/versions"
}
]
},
{
"name": {
"value": "wireshark",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.4.15-0+deb13u1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": [
{
"value": "4.4.13-0+deb13u1",
"evidence": "/affected/1/versions"
},
{
"value": "4.4.14-0+deb13u1",
"evidence": "/affected/1/versions"
},
{
"value": "4.4.7-1",
"evidence": "/affected/1/versions"
},
{
"value": "4.4.8-0exp1",
"evidence": "/affected/1/versions"
},
{
"value": "4.4.9-1",
"evidence": "/affected/1/versions"
}
]
},
{
"name": {
"value": "wireshark",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.6.5-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": [
{
"value": "4.4.7-1",
"evidence": "/affected/2/versions"
},
{
"value": "4.4.8-0exp1",
"evidence": "/affected/2/versions"
},
{
"value": "4.4.9-1",
"evidence": "/affected/2/versions"
},
{
"value": "4.6.0-0exp1",
"evidence": "/affected/2/versions"
},
{
"value": "4.6.0-1",
"evidence": "/affected/2/versions"
},
{
"value": "4.6.0~rc1-0exp1",
"evidence": "/affected/2/versions"
},
{
"value": "4.6.0~rc1-0exp2",
"evidence": "/affected/2/versions"
},
{
"value": "4.6.1-1",
"evidence": "/affected/2/versions"
},
{
"value": "4.6.1-2",
"evidence": "/affected/2/versions"
},
{
"value": "4.6.2-1",
"evidence": "/affected/2/versions"
},
{
"value": "4.6.2-3",
"evidence": "/affected/2/versions"
},
{
"value": "4.6.3-1",
"evidence": "/affected/2/versions"
},
{
"value": "4.6.4-1",
"evidence": "/affected/2/versions"
}
]
}
],
"severity": "medium",
"structured": {
"id": "DEBIAN-CVE-2026-6530",
"aliases": [
"DEBIAN-CVE-2026-6530"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.0.17-0+deb12u3"
}
]
}
],
"package": {
"name": "wireshark",
"purl": "pkg:deb/debian/wireshark?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"versions": [
"4.0.10-1",
"4.0.11-1",
"4.0.11-1~deb12u1",
"4.0.17-0+deb12u1",
"4.0.17-0+deb12u2",
"4.0.3-1",
"4.0.5-1~exp1",
"4.0.6-1",
"4.0.6-1~deb12u1",
"4.0.6-1~exp1",
"4.0.7-1",
"4.0.8-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-6530.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.4.15-0+deb13u1"
}
]
}
],
"package": {
"name": "wireshark",
"purl": "pkg:deb/debian/wireshark?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"versions": [
"4.4.13-0+deb13u1",
"4.4.14-0+deb13u1",
"4.4.7-1",
"4.4.8-0exp1",
"4.4.9-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-6530.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.6.5-1"
}
]
}
],
"package": {
"name": "wireshark",
"purl": "pkg:deb/debian/wireshark?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"versions": [
"4.4.7-1",
"4.4.8-0exp1",
"4.4.9-1",
"4.6.0-0exp1",
"4.6.0-1",
"4.6.0~rc1-0exp1",
"4.6.0~rc1-0exp2",
"4.6.1-1",
"4.6.1-2",
"4.6.2-1",
"4.6.2-3",
"4.6.3-1",
"4.6.4-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-6530.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-26T11:47:27.167792956Z",
"provider": "osv",
"upstream": [
"CVE-2026-6530"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2026-6530"
]
},
"related_cves": [
{
"value": "CVE-2026-6530",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 450826,
"published_at": "2026-04-30T07:16:40.25+00:00"
}