MediumFix available
harfbuzz — security advisory
An integer overflow in the component hb-ot-shape-fallback.cc of Harfbuzz v4.3.0 allows attackers to cause a Denial of Service (DoS) via unspecified vectors.
- Products
- harfbuzz
- Affected versions
- Not specified
- Fixed versions
- 4.4.1-r0
- CVEs
- CVE-2022-33068
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 30 Oct 2026, 14:13 UTC · Revision 1
Source evidence
An integer overflow in the component hb-ot-shape-fallback.cc of Harfbuzz v4.3.0 allows attackers to cause a Denial of Service (DoS) via unspecified vectors.
osv:ALPINE-CVE-2022-33068
harfbuzz
Fixed versions: 4.4.1-r0
harfbuzz
Fixed versions: 4.4.1-r0
harfbuzz
Fixed versions: 4.4.1-r0
harfbuzz
Fixed versions: 4.4.1-r0
harfbuzz
Fixed versions: 4.4.1-r0
harfbuzz
Fixed versions: 4.4.1-r0
harfbuzz
Fixed versions: 4.4.1-r0
harfbuzz
Fixed versions: 4.4.1-r0
Complete source record
{
"id": "9c6710409046b28f6132f87198bf778bf55ffdf88f84f530bda3ce03232ca97b",
"url": "https://osv.dev/vulnerability/ALPINE-CVE-2022-33068",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "ALPINE-CVE-2022-33068",
"summary": "An integer overflow in the component hb-ot-shape-fallback.cc of Harfbuzz v4.3.0 allows attackers to cause a Denial of Service (DoS) via unspecified vectors.",
"evidence": "osv:ALPINE-CVE-2022-33068",
"products": [
{
"name": {
"value": "harfbuzz",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.4.1-r0",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "harfbuzz",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
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"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
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},
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"affected_versions": []
},
{
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},
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{
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"evidence": "/affected/3/ranges"
}
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{
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"evidence": "/affected/4/ranges"
}
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"affected_versions": []
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{
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},
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"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
},
{
"name": {
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"evidence": "/affected/6/package/name"
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"affected_versions": []
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{
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},
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"evidence": "/affected/7/ranges"
}
],
"affected_versions": []
}
],
"severity": "medium",
"structured": {
"id": "ALPINE-CVE-2022-33068",
"aliases": [
"ALPINE-CVE-2022-33068"
],
"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": "4.4.1-r0"
}
]
}
],
"package": {
"name": "harfbuzz",
"purl": "pkg:apk/alpine/harfbuzz?arch=source",
"ecosystem": "Alpine:v3.17"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2022-33068.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
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{
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],
"package": {
"name": "harfbuzz",
"purl": "pkg:apk/alpine/harfbuzz?arch=source",
"ecosystem": "Alpine:v3.18"
},
"database_specific": {
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},
"ecosystem_specific": {}
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{
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],
"package": {
"name": "harfbuzz",
"purl": "pkg:apk/alpine/harfbuzz?arch=source",
"ecosystem": "Alpine:v3.19"
},
"database_specific": {
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],
"package": {
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"purl": "pkg:apk/alpine/harfbuzz?arch=source",
"ecosystem": "Alpine:v3.20"
},
"database_specific": {
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{
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],
"package": {
"name": "harfbuzz",
"purl": "pkg:apk/alpine/harfbuzz?arch=source",
"ecosystem": "Alpine:v3.21"
},
"database_specific": {
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},
"ecosystem_specific": {}
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{
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],
"package": {
"name": "harfbuzz",
"purl": "pkg:apk/alpine/harfbuzz?arch=source",
"ecosystem": "Alpine:v3.22"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2022-33068.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
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{
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}
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],
"package": {
"name": "harfbuzz",
"purl": "pkg:apk/alpine/harfbuzz?arch=source",
"ecosystem": "Alpine:v3.23"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2022-33068.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
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{
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},
{
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}
]
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],
"package": {
"name": "harfbuzz",
"purl": "pkg:apk/alpine/harfbuzz?arch=source",
"ecosystem": "Alpine:v3.24"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2022-33068.json"
},
"ecosystem_specific": {}
}
],
"modified": "2026-10-15T07:17:54.224321937Z",
"provider": "osv",
"upstream": [
"CVE-2022-33068"
],
"references": [
"https://security.alpinelinux.org/vuln/CVE-2022-33068"
]
},
"related_cves": [
{
"value": "CVE-2022-33068",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 321897,
"published_at": "2022-06-23T17:15:14.35+00:00"
}