MediumFix available
xen — security advisory
Systems with microprocessors utilizing speculative execution and address translations may allow unauthorized disclosure of information residing in the L1 data cache to an attacker with local user access via a terminal page fault and a side-channel analysis.
- Products
- xen
- Affected versions
- Not specified
- Fixed versions
- 4.11.1-r0, 4.8.5-r0, 4.9.3-r0
- CVEs
- CVE-2018-3620
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 22:00 UTC · Revision 1
Source evidence
Systems with microprocessors utilizing speculative execution and address translations may allow unauthorized disclosure of information residing in the L1 data cache to an attacker with local user access via a terminal page fault and a side-channel analysis.
osv:ALPINE-CVE-2018-3620
xen
Fixed versions: 4.11.1-r0
xen
Fixed versions: 4.11.1-r0
xen
Fixed versions: 4.11.1-r0
xen
Fixed versions: 4.11.1-r0
xen
Fixed versions: 4.11.1-r0
xen
Fixed versions: 4.11.1-r0
xen
Fixed versions: 4.11.1-r0
xen
Fixed versions: 4.11.1-r0
xen
Fixed versions: 4.11.1-r0
xen
Fixed versions: 4.11.1-r0
xen
Fixed versions: 4.11.1-r0
xen
Fixed versions: 4.11.1-r0
xen
Fixed versions: 4.11.1-r0
xen
Fixed versions: 4.11.1-r0
xen
Fixed versions: 4.11.1-r0
xen
Fixed versions: 4.8.5-r0
xen
Fixed versions: 4.9.3-r0
xen
Fixed versions: 4.11.1-r0
Complete source record
{
"id": "4edadbbd13e848c850cc27ce14bab46b563cccaaaf371be67c773f2e3d4bf7d2",
"url": "https://osv.dev/vulnerability/ALPINE-CVE-2018-3620",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "ALPINE-CVE-2018-3620",
"summary": "Systems with microprocessors utilizing speculative execution and address translations may allow unauthorized disclosure of information residing in the L1 data cache to an attacker with local user access via a terminal page fault and a side-channel analysis.",
"evidence": "osv:ALPINE-CVE-2018-3620",
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{
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"evidence": "/affected/0/package/name"
},
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{
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{
"name": {
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},
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{
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{
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{
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{
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{
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{
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{
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{
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{
"name": {
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{
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{
"name": {
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"evidence": "/affected/12/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.11.1-r0",
"evidence": "/affected/12/ranges"
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],
"affected_versions": []
},
{
"name": {
"value": "xen",
"evidence": "/affected/13/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.11.1-r0",
"evidence": "/affected/13/ranges"
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],
"affected_versions": []
},
{
"name": {
"value": "xen",
"evidence": "/affected/14/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
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"evidence": "/affected/14/ranges"
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],
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{
"name": {
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},
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"fixed_versions": [
{
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],
"affected_versions": []
},
{
"name": {
"value": "xen",
"evidence": "/affected/16/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.9.3-r0",
"evidence": "/affected/16/ranges"
}
],
"affected_versions": []
},
{
"name": {
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"evidence": "/affected/17/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
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"evidence": "/affected/17/ranges"
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],
"affected_versions": []
}
],
"severity": "medium",
"structured": {
"id": "ALPINE-CVE-2018-3620",
"aliases": [
"ALPINE-CVE-2018-3620"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N"
}
],
"affected": [
{
"ranges": [
{
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"events": [
{
"introduced": "0"
},
{
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}
]
}
],
"package": {
"name": "xen",
"purl": "pkg:apk/alpine/xen?arch=source",
"ecosystem": "Alpine:v3.10"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-3620.json"
},
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},
{
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"package": {
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"ecosystem": "Alpine:v3.12"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-3620.json"
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"database_specific": {
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},
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],
"package": {
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"ecosystem": "Alpine:v3.20"
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},
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}
],
"package": {
"name": "xen",
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"ecosystem": "Alpine:v3.24"
},
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{
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],
"package": {
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"ecosystem": "Alpine:v3.6"
},
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},
{
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{
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]
}
],
"package": {
"name": "xen",
"purl": "pkg:apk/alpine/xen?arch=source",
"ecosystem": "Alpine:v3.7"
},
"database_specific": {
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},
"ecosystem_specific": {}
},
{
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{
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"events": [
{
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},
{
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}
]
}
],
"package": {
"name": "xen",
"purl": "pkg:apk/alpine/xen?arch=source",
"ecosystem": "Alpine:v3.9"
},
"database_specific": {
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},
"ecosystem_specific": {}
}
],
"modified": "2026-10-23T17:17:55.267084408Z",
"provider": "osv",
"upstream": [
"CVE-2018-3620"
],
"references": [
"https://security.alpinelinux.org/vuln/CVE-2018-3620"
]
},
"related_cves": [
{
"value": "CVE-2018-3620",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 415186,
"published_at": "2018-08-14T19:29:00.793+00:00"
}