golang-golang-x-net — security advisory
A request smuggling attack is possible when using MaxBytesHandler. When using MaxBytesHandler, the body of an HTTP request is not fully consumed. When the server attempts to read HTTP2 frames from the connection, it will instead be reading the body of the HTTP request, which could be attacker-manipulated to represent arbitrary HTTP2 requests.
- Products
- golang-golang-x-net
- Affected versions
- Not specified
- Fixed versions
- 1:0.4.0+dfsg-1
- CVEs
- CVE-2022-41721
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 30 Oct 2026, 15:31 UTC · Revision 1
Source evidence
A request smuggling attack is possible when using MaxBytesHandler. When using MaxBytesHandler, the body of an HTTP request is not fully consumed. When the server attempts to read HTTP2 frames from the connection, it will instead be reading the body of the HTTP request, which could be attacker-manipulated to represent arbitrary HTTP2 requests.
osv:DEBIAN-CVE-2022-41721
golang-golang-x-net
Fixed versions: 1:0.4.0+dfsg-1
golang-golang-x-net
Fixed versions: 1:0.4.0+dfsg-1
golang-golang-x-net
Fixed versions: 1:0.4.0+dfsg-1
Complete source record
{
"id": "ace7e335ee710a86eaa5d19932492f52aa9993e74ad01fcd20b9c2d2f2a46011",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2022-41721",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2022-41721",
"summary": "A request smuggling attack is possible when using MaxBytesHandler. When using MaxBytesHandler, the body of an HTTP request is not fully consumed. When the server attempts to read HTTP2 frames from the connection, it will instead be reading the body of the HTTP request, which could be attacker-manipulated to represent arbitrary HTTP2 requests.",
"evidence": "osv:DEBIAN-CVE-2022-41721",
"products": [
{
"name": {
"value": "golang-golang-x-net",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:0.4.0+dfsg-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "golang-golang-x-net",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:0.4.0+dfsg-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "golang-golang-x-net",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:0.4.0+dfsg-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "DEBIAN-CVE-2022-41721",
"aliases": [
"DEBIAN-CVE-2022-41721"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1:0.4.0+dfsg-1"
}
]
}
],
"package": {
"name": "golang-golang-x-net",
"purl": "pkg:deb/debian/golang-golang-x-net?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-41721.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1:0.4.0+dfsg-1"
}
]
}
],
"package": {
"name": "golang-golang-x-net",
"purl": "pkg:deb/debian/golang-golang-x-net?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-41721.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1:0.4.0+dfsg-1"
}
]
}
],
"package": {
"name": "golang-golang-x-net",
"purl": "pkg:deb/debian/golang-golang-x-net?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-41721.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-15T08:03:05.096516222Z",
"provider": "osv",
"upstream": [
"CVE-2022-41721"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2022-41721"
]
},
"related_cves": [
{
"value": "CVE-2022-41721",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 325095,
"published_at": "2023-01-13T23:15:09.25+00:00"
}