spice-vdagent — security advisory
A flaw was found in the way the spice-vdagentd daemon handled file transfers from the host system to the virtual machine. Any unprivileged local guest user with access to the UNIX domain socket path `/run/spice-vdagentd/spice-vdagent-sock` could use this flaw to perform a memory denial of service for spice-vdagentd or even other processes in the VM system. The highest threat from this vulnerability is to system availability. This flaw affects spice-vdagent versions 0.20 and previous versions.
- Products
- spice-vdagent
- Affected versions
- Not specified
- Fixed versions
- 0.20.0-2
- CVEs
- CVE-2020-25650
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 12:27 UTC · Revision 1
Source evidence
A flaw was found in the way the spice-vdagentd daemon handled file transfers from the host system to the virtual machine. Any unprivileged local guest user with access to the UNIX domain socket path `/run/spice-vdagentd/spice-vdagent-sock` could use this flaw to perform a memory denial of service for spice-vdagentd or even other processes in the VM system. The highest threat from this vulnerability is to system availability. This flaw affects spice-vdagent versions 0.20 and previous versions.
osv:DEBIAN-CVE-2020-25650
spice-vdagent
Fixed versions: 0.20.0-2
spice-vdagent
Fixed versions: 0.20.0-2
spice-vdagent
Fixed versions: 0.20.0-2
Complete source record
{
"id": "ac22b5115fb726cf49af6378032ddbe3db2543d00f7763027fed1644330a31f3",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2020-25650",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2020-25650",
"summary": "A flaw was found in the way the spice-vdagentd daemon handled file transfers from the host system to the virtual machine. Any unprivileged local guest user with access to the UNIX domain socket path `/run/spice-vdagentd/spice-vdagent-sock` could use this flaw to perform a memory denial of service for spice-vdagentd or even other processes in the VM system. The highest threat from this vulnerability is to system availability. This flaw affects spice-vdagent versions 0.20 and previous versions.",
"evidence": "osv:DEBIAN-CVE-2020-25650",
"products": [
{
"name": {
"value": "spice-vdagent",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.20.0-2",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
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"evidence": "/affected/1/package/name"
},
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"fixed_versions": [
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"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
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"fixed_versions": [
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],
"affected_versions": []
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],
"severity": "medium",
"structured": {
"id": "DEBIAN-CVE-2020-25650",
"aliases": [
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],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
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"package": {
"name": "spice-vdagent",
"purl": "pkg:deb/debian/spice-vdagent?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-25650.json"
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"ecosystem_specific": {
"urgency": "not yet assigned"
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},
{
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],
"package": {
"name": "spice-vdagent",
"purl": "pkg:deb/debian/spice-vdagent?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-25650.json"
},
"ecosystem_specific": {
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}
},
{
"ranges": [
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"type": "ECOSYSTEM",
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{
"introduced": "0"
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"fixed": "0.20.0-2"
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],
"package": {
"name": "spice-vdagent",
"purl": "pkg:deb/debian/spice-vdagent?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-25650.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-26T12:00:10.544827004Z",
"provider": "osv",
"upstream": [
"CVE-2020-25650"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2020-25650"
]
},
"related_cves": [
{
"value": "CVE-2020-25650",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 451012,
"published_at": "2020-11-25T15:15:11.583+00:00"
}