UnratedFix available
HTTP/2 servers could end up crashing due to inadvertently modifying its HPACK encoder concurrently
Type: advisorySources: OSV
CVE-2026-97032 affects multiple packages. HTTP/2 servers could end up crashing due to inadvertently modifying its HPACK encoder concurrently. See references for individual vulnerability details.
- Products
- argo-cd, cert-manager, dex, helm, kubernetes-csi-external-snapshotter, kyverno, opa-fips
- Affected versions
- Not specified
- Fixed versions
- 1.18.2-r4, 1.18.6-r8, 1.21.2-r2, 2.43.1-r7, 3.3.16-r3, 3.4.11-r6, 4.3.1-r1, 8.7.0-r0
- CVEs
- CVE-2026-97032
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 16:53 UTC · Revision 1
Source evidence
HTTP/2 servers could end up crashing due to inadvertently modifying its HPACK encoder concurrently
core-osv · Original sourcePublished 27 Oct 2026, 00:38 UTC
CVE-2026-97032 affects multiple packages. HTTP/2 servers could end up crashing due to inadvertently modifying its HPACK encoder concurrently. See references for individual vulnerability details.
osv:CLEANSTART-2026-FG42375
cert-manager
Fixed versions: 1.18.6-r8
helm
Fixed versions: 4.3.1-r1
argo-cd
Fixed versions: 3.3.16-r3
argo-cd
Fixed versions: 3.4.11-r6
kyverno
Fixed versions: 1.18.2-r4
dex
Fixed versions: 2.43.1-r7
opa-fips
Fixed versions: 1.21.2-r2
kubernetes-csi-external-snapshotter
Fixed versions: 8.7.0-r0
Complete source record
{
"id": "cdd6e3e9a5f3e935130c4d3e0ccd35f9a9e1cb88bd2af968c5e23cdf4a8b8bae",
"url": "https://osv.dev/vulnerability/CLEANSTART-2026-FG42375",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "HTTP/2 servers could end up crashing due to inadvertently modifying its HPACK encoder concurrently",
"summary": "CVE-2026-97032 affects multiple packages. HTTP/2 servers could end up crashing due to inadvertently modifying its HPACK encoder concurrently. See references for individual vulnerability details.",
"evidence": "osv:CLEANSTART-2026-FG42375",
"products": [
{
"name": {
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"evidence": "/affected/0/package/name"
},
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"fixed_versions": [
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{
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"affected_versions": []
},
{
"name": {
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"affected_versions": []
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{
"name": {
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"affected_versions": []
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{
"name": {
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"affected_versions": []
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{
"name": {
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"evidence": "/affected/5/package/name"
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"affected_versions": []
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{
"name": {
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"evidence": "/affected/6/package/name"
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"affected_versions": []
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{
"name": {
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"evidence": "/affected/7/package/name"
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{
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"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "CLEANSTART-2026-FG42375",
"aliases": [
"CLEANSTART-2026-FG42375"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.18.6-r8"
}
]
}
],
"package": {
"name": "cert-manager",
"purl": "pkg:apk/cleanstart/cert-manager",
"ecosystem": "CleanStart"
},
"database_specific": {
"source": "https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-FG42375.json"
}
},
{
"ranges": [
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"events": [
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{
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],
"package": {
"name": "helm",
"purl": "pkg:apk/cleanstart/helm",
"ecosystem": "CleanStart"
},
"database_specific": {
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}
},
{
"ranges": [
{
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"events": [
{
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{
"fixed": "3.3.16-r3"
}
]
}
],
"package": {
"name": "argo-cd",
"purl": "pkg:apk/cleanstart/argo-cd",
"ecosystem": "CleanStart"
},
"database_specific": {
"source": "https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-FG42375.json"
}
},
{
"ranges": [
{
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"events": [
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{
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],
"package": {
"name": "argo-cd",
"purl": "pkg:apk/cleanstart/argo-cd",
"ecosystem": "CleanStart"
},
"database_specific": {
"source": "https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-FG42375.json"
}
},
{
"ranges": [
{
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"events": [
{
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{
"fixed": "1.18.2-r4"
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}
],
"package": {
"name": "kyverno",
"purl": "pkg:apk/cleanstart/kyverno",
"ecosystem": "CleanStart"
},
"database_specific": {
"source": "https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-FG42375.json"
}
},
{
"ranges": [
{
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"events": [
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{
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}
],
"package": {
"name": "dex",
"purl": "pkg:apk/cleanstart/dex",
"ecosystem": "CleanStart"
},
"database_specific": {
"source": "https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-FG42375.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.21.2-r2"
}
]
}
],
"package": {
"name": "opa-fips",
"purl": "pkg:apk/cleanstart/opa-fips",
"ecosystem": "CleanStart"
},
"database_specific": {
"source": "https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-FG42375.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "8.7.0-r0"
}
]
}
],
"package": {
"name": "kubernetes-csi-external-snapshotter",
"purl": "pkg:apk/cleanstart/kubernetes-csi-external-snapshotter",
"ecosystem": "CleanStart"
},
"database_specific": {
"source": "https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-FG42375.json"
}
}
],
"modified": "2026-10-27T00:45:07.433624499Z",
"provider": "osv",
"upstream": [
"CVE-2026-97032"
],
"references": [
"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-FG42375.json",
"https://osv.dev/vulnerability/CVE-2026-97032",
"https://nvd.nist.gov/vuln/detail/CVE-2026-97032"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2026-97032",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 459086,
"published_at": "2026-10-27T00:38:43.313061+00:00"
}