MediumFix available
golang-opentelemetry-otel — security advisory
OpenTelemetry-Go is the Go implementation of OpenTelemetry. Versions 1.41.0 and 1.43.0 removed raw-length rejection and it causes `Parse` to process arbitrarily large/invalid baggage headers and log errors, enabling DoS via oversized inputs. Versions 1.42.0 and 1.44.0 fix the issue.
- Products
- golang-opentelemetry-otel
- Affected versions
- 1.1.0-2, 1.10.0-1, 1.16.0-1, 1.16.0-2, 1.19.0-0, 1.21.0-1, 1.21.0-2, 1.21.0-3, 1.21.0-4, 1.31.0-1, 1.31.0-2, 1.31.0-3, 1.31.0-4, 1.31.0-5, 1.31.0-6, 1.43.0-1, 1.43.0-2, 1.43.0-3, 1.43.0-4, 1.46.0-1~exp1, 1.46.0-2
- Fixed versions
- 1.46.0-2
- CVEs
- CVE-2026-41178
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 28 Oct 2026, 10:41 UTC · Revision 1
Source evidence
OpenTelemetry-Go is the Go implementation of OpenTelemetry. Versions 1.41.0 and 1.43.0 removed raw-length rejection and it causes `Parse` to process arbitrarily large/invalid baggage headers and log errors, enabling DoS via oversized inputs. Versions 1.42.0 and 1.44.0 fix the issue.
osv:DEBIAN-CVE-2026-41178
golang-opentelemetry-otel
Fixed versions: Not specified
golang-opentelemetry-otel
Fixed versions: Not specified
golang-opentelemetry-otel
Fixed versions: 1.46.0-2
Complete source record
{
"id": "e071de222fb7382eff8971f47739ba50f6bae45186301038e17c43241e7f5e50",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2026-41178",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2026-41178",
"summary": "OpenTelemetry-Go is the Go implementation of OpenTelemetry. Versions 1.41.0 and 1.43.0 removed raw-length rejection and it causes `Parse` to process arbitrarily large/invalid baggage headers and log errors, enabling DoS via oversized inputs. Versions 1.42.0 and 1.44.0 fix the issue.",
"evidence": "osv:DEBIAN-CVE-2026-41178",
"products": [
{
"name": {
"value": "golang-opentelemetry-otel",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.1.0-2",
"evidence": "/affected/0/versions"
},
{
"value": "1.10.0-1",
"evidence": "/affected/0/versions"
},
{
"value": "1.16.0-1",
"evidence": "/affected/0/versions"
},
{
"value": "1.16.0-2",
"evidence": "/affected/0/versions"
},
{
"value": "1.19.0-0",
"evidence": "/affected/0/versions"
},
{
"value": "1.21.0-1",
"evidence": "/affected/0/versions"
},
{
"value": "1.21.0-2",
"evidence": "/affected/0/versions"
},
{
"value": "1.21.0-3",
"evidence": "/affected/0/versions"
},
{
"value": "1.21.0-4",
"evidence": "/affected/0/versions"
},
{
"value": "1.31.0-1",
"evidence": "/affected/0/versions"
},
{
"value": "1.31.0-2",
"evidence": "/affected/0/versions"
},
{
"value": "1.31.0-3",
"evidence": "/affected/0/versions"
},
{
"value": "1.31.0-4",
"evidence": "/affected/0/versions"
},
{
"value": "1.31.0-5",
"evidence": "/affected/0/versions"
},
{
"value": "1.31.0-6",
"evidence": "/affected/0/versions"
},
{
"value": "1.43.0-1",
"evidence": "/affected/0/versions"
},
{
"value": "1.43.0-2",
"evidence": "/affected/0/versions"
},
{
"value": "1.43.0-3",
"evidence": "/affected/0/versions"
},
{
"value": "1.43.0-4",
"evidence": "/affected/0/versions"
},
{
"value": "1.46.0-1~exp1",
"evidence": "/affected/0/versions"
},
{
"value": "1.46.0-2",
"evidence": "/affected/0/versions"
}
]
},
{
"name": {
"value": "golang-opentelemetry-otel",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.31.0-4",
"evidence": "/affected/1/versions"
},
{
"value": "1.31.0-5",
"evidence": "/affected/1/versions"
},
{
"value": "1.31.0-6",
"evidence": "/affected/1/versions"
},
{
"value": "1.43.0-1",
"evidence": "/affected/1/versions"
},
{
"value": "1.43.0-2",
"evidence": "/affected/1/versions"
},
{
"value": "1.43.0-3",
"evidence": "/affected/1/versions"
},
{
"value": "1.43.0-4",
"evidence": "/affected/1/versions"
},
{
"value": "1.46.0-1~exp1",
"evidence": "/affected/1/versions"
},
{
"value": "1.46.0-2",
"evidence": "/affected/1/versions"
}
]
},
{
"name": {
"value": "golang-opentelemetry-otel",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.46.0-2",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": [
{
"value": "1.31.0-4",
"evidence": "/affected/2/versions"
},
{
"value": "1.31.0-5",
"evidence": "/affected/2/versions"
},
{
"value": "1.31.0-6",
"evidence": "/affected/2/versions"
},
{
"value": "1.43.0-1",
"evidence": "/affected/2/versions"
},
{
"value": "1.43.0-2",
"evidence": "/affected/2/versions"
},
{
"value": "1.43.0-3",
"evidence": "/affected/2/versions"
},
{
"value": "1.43.0-4",
"evidence": "/affected/2/versions"
},
{
"value": "1.46.0-1~exp1",
"evidence": "/affected/2/versions"
}
]
}
],
"severity": "medium",
"structured": {
"id": "DEBIAN-CVE-2026-41178",
"aliases": [
"DEBIAN-CVE-2026-41178"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "golang-opentelemetry-otel",
"purl": "pkg:deb/debian/golang-opentelemetry-otel?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"versions": [
"1.1.0-2",
"1.10.0-1",
"1.16.0-1",
"1.16.0-2",
"1.19.0-0",
"1.21.0-1",
"1.21.0-2",
"1.21.0-3",
"1.21.0-4",
"1.31.0-1",
"1.31.0-2",
"1.31.0-3",
"1.31.0-4",
"1.31.0-5",
"1.31.0-6",
"1.43.0-1",
"1.43.0-2",
"1.43.0-3",
"1.43.0-4",
"1.46.0-1~exp1",
"1.46.0-2"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-41178.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "golang-opentelemetry-otel",
"purl": "pkg:deb/debian/golang-opentelemetry-otel?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"versions": [
"1.31.0-4",
"1.31.0-5",
"1.31.0-6",
"1.43.0-1",
"1.43.0-2",
"1.43.0-3",
"1.43.0-4",
"1.46.0-1~exp1",
"1.46.0-2"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-41178.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.46.0-2"
}
]
}
],
"package": {
"name": "golang-opentelemetry-otel",
"purl": "pkg:deb/debian/golang-opentelemetry-otel?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"versions": [
"1.31.0-4",
"1.31.0-5",
"1.31.0-6",
"1.43.0-1",
"1.43.0-2",
"1.43.0-3",
"1.43.0-4",
"1.46.0-1~exp1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-41178.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-09T05:00:07.012342117Z",
"provider": "osv",
"upstream": [
"CVE-2026-41178"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2026-41178"
]
},
"related_cves": [
{
"value": "CVE-2026-41178",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 108706,
"published_at": "2026-06-04T16:16:37.297+00:00"
}