High
Denial of service via crafted HTTP/2 stream in net/http and golang.org/x/net
Type: advisorySources: OSV
A maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number of small requests.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2022-41723
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 5 Nov 2026, 01:33 UTC · Revision 1
Source evidence
Denial of service via crafted HTTP/2 stream in net/http and golang.org/x/net
core-osv · Original sourcePublished 28 Feb 2023, 17:19 UTC
A maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number of small requests.
osv:CVE-2022-41723
Complete source record
{
"id": "da2af4ed51cb4c82eb77538555a7d4f6f233f8945a40aad68035668d49b2bafb",
"url": "https://osv.dev/vulnerability/CVE-2022-41723",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Denial of service via crafted HTTP/2 stream in net/http and golang.org/x/net",
"summary": "A maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number of small requests.",
"evidence": "osv:CVE-2022-41723",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2022-41723",
"aliases": [
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"CVE-2022-41723",
"GHSA-vvpx-j8f3-3w6h",
"GO-2023-1571"
],
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{
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}
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"modified": "2026-10-28T02:30:41.236282701Z",
"provider": "osv",
"references": [
"https://go.dev/cl/468135",
"https://go.dev/cl/468295",
"https://go.dev/issue/57855",
"https://groups.google.com/g/golang-announce/c/V0aBFqaFs_E",
"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4BUK2ZIAGCULOOYDNH25JPU6JBES5NF2/",
"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4MA5XS5DAOJ5PKKNG5TUXKPQOFHT5VBC/",
"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/REMHVVIBDNKSRKNOTV7EQSB7CYQWOUOU/",
"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RGW7GE2Z32ZT47UFAQFDRQE33B7Q7LMT/",
"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RLBQ3A7ROLEQXQLXFDLNJ7MYPKG5GULE/",
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"https://pkg.go.dev",
"https://pkg.go.dev/vuln/GO-2023-1571",
"https://www.couchbase.com/alerts/",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/41xxx/CVE-2022-41723.json",
"https://nvd.nist.gov/vuln/detail/CVE-2022-41723",
"https://security.gentoo.org/glsa/202311-09",
"https://security.netapp.com/advisory/ntap-20230331-0010/"
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"provider_metadata": {
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{
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{
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{
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{
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],
"source": "AFFECTED_FIELD",
"strategy": "StandardRange"
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],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/41xxx/CVE-2022-41723.json"
}
},
"related_cves": [
{
"value": "CVE-2022-41723",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 509128,
"published_at": "2023-02-28T17:19:45.801+00:00"
}