HighFix available
webkit2gtk — security advisory
A use after free issue was addressed with improved memory management. This issue affected versions prior to iOS 12, tvOS 12, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7.
- Products
- webkit2gtk
- Affected versions
- Not specified
- Fixed versions
- 2.22.0-2
- CVEs
- CVE-2018-4312
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 00:13 UTC · Revision 1
Source evidence
A use after free issue was addressed with improved memory management. This issue affected versions prior to iOS 12, tvOS 12, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7.
osv:DEBIAN-CVE-2018-4312
webkit2gtk
Fixed versions: 2.22.0-2
webkit2gtk
Fixed versions: 2.22.0-2
webkit2gtk
Fixed versions: 2.22.0-2
Complete source record
{
"id": "a5e2b02f783a731a586265913dee3dcf1ee1ee85bd0497d9ea417c3981b0e6f5",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2018-4312",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2018-4312",
"summary": "A use after free issue was addressed with improved memory management. This issue affected versions prior to iOS 12, tvOS 12, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7.",
"evidence": "osv:DEBIAN-CVE-2018-4312",
"products": [
{
"name": {
"value": "webkit2gtk",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.22.0-2",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "webkit2gtk",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.22.0-2",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "webkit2gtk",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.22.0-2",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "DEBIAN-CVE-2018-4312",
"aliases": [
"DEBIAN-CVE-2018-4312"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.22.0-2"
}
]
}
],
"package": {
"name": "webkit2gtk",
"purl": "pkg:deb/debian/webkit2gtk?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-4312.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.22.0-2"
}
]
}
],
"package": {
"name": "webkit2gtk",
"purl": "pkg:deb/debian/webkit2gtk?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-4312.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.22.0-2"
}
]
}
],
"package": {
"name": "webkit2gtk",
"purl": "pkg:deb/debian/webkit2gtk?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-4312.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
}
],
"modified": "2026-10-23T18:03:06.178950784Z",
"provider": "osv",
"upstream": [
"CVE-2018-4312"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2018-4312"
]
},
"related_cves": [
{
"value": "CVE-2018-4312",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 420419,
"published_at": "2019-04-03T18:29:06.767+00:00"
}