High
Security advisory
Heap-based buffer overflow in Cirrus CLGD 54xx VGA Emulator in Quick Emulator (Qemu) 2.8 and earlier allows local guest OS users to execute arbitrary code or cause a denial of service (crash) via vectors related to a VNC client updating its display after a VGA operation.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2017-7980
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 05:05 UTC · Revision 1
Source evidence
Heap-based buffer overflow in Cirrus CLGD 54xx VGA Emulator in Quick Emulator (Qemu) 2.8 and earlier allows local guest OS users to execute arbitrary code or cause a denial of service (crash) via vectors related to a VNC client updating its display after a VGA operation.
osv:CVE-2017-7980
Complete source record
{
"id": "3f2edd0b10356825aec9390fc8b1df3c6f2e533572bf85c77ee4ffd5a1d76eba",
"url": "https://osv.dev/vulnerability/CVE-2017-7980",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2017-7980",
"summary": "Heap-based buffer overflow in Cirrus CLGD 54xx VGA Emulator in Quick Emulator (Qemu) 2.8 and earlier allows local guest OS users to execute arbitrary code or cause a denial of service (crash) via vectors related to a VNC client updating its display after a VGA operation.",
"evidence": "osv:CVE-2017-7980",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2017-7980",
"aliases": [
"CVE-2017-7980"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/qemu/qemu",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"last_affected": "0737f32daf35f3730ed2461ddfaaf034c2ec7ff0"
}
],
"database_specific": {
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{
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},
{
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"v1.3.0",
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"v1.0-rc0",
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"v0.13.0-rc0",
"v0.12.0-rc0",
"v0.11.0-rc0",
"v0.5.0",
"v0.4.4",
"v0.4.3",
"v0.4.2",
"v0.4.1",
"v0.4.0",
"v0.3.0",
"v0.2.0",
"v0.1.6",
"v0.1.5",
"v0.1.4",
"v0.1.3",
"v0.1.1",
"v0.1.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-7980.json"
}
},
{
"ranges": [
{
"repo": "https://gitlab.com/qemu-project/qemu",
"type": "GIT",
"events": [
{
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},
{
"last_affected": "0737f32daf35f3730ed2461ddfaaf034c2ec7ff0"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*",
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{
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},
{
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}
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"source": "CPE_RANGE"
}
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}
],
"versions": [
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"v2.8.0-rc4",
"v2.8.0-rc3",
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],
"database_specific": {
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}
}
],
"modified": "2026-10-24T10:30:24.320685290Z",
"provider": "osv",
"references": [
"https://access.redhat.com/errata/RHSA-2017:0980",
"https://access.redhat.com/errata/RHSA-2017:0981",
"https://access.redhat.com/errata/RHSA-2017:0982",
"https://access.redhat.com/errata/RHSA-2017:0983",
"https://access.redhat.com/errata/RHSA-2017:0984",
"https://access.redhat.com/errata/RHSA-2017:0988",
"https://access.redhat.com/errata/RHSA-2017:1205",
"https://access.redhat.com/errata/RHSA-2017:1206",
"https://access.redhat.com/errata/RHSA-2017:1430",
"https://access.redhat.com/errata/RHSA-2017:1441",
"https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html",
"https://support.citrix.com/article/CTX230138",
"https://bugzilla.redhat.com/show_bug.cgi?id=1430056",
"https://security.gentoo.org/glsa/201706-03"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
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"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:16.10:*:*:*:*:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:17.04:*:*:*:*:*:*:*"
],
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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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}
],
"source": "CPE_STRING"
}
]
},
{
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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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}
],
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}
]
},
{
"cpes": [
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],
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{
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{
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{
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},
{
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}
],
"source": "CPE_STRING"
}
]
},
{
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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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}
],
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}
]
},
{
"cpes": [
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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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}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
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"cpe:2.3:a:redhat:openstack:6.0:*:*:*:*:*:*:*",
"cpe:2.3:a:redhat:openstack:7.0:*:*:*:*:*:*:*",
"cpe:2.3:a:redhat:openstack:8:*:*:*:*:*:*:*",
"cpe:2.3:a:redhat:openstack:9:*:*:*:*:*:*:*"
],
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{
"range": [
{
"introduced": "6.0"
},
{
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},
{
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},
{
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},
{
"introduced": "8"
},
{
"last_affected": "8"
},
{
"introduced": "9"
},
{
"last_affected": "9"
},
{
"introduced": "10"
},
{
"last_affected": "10"
},
{
"introduced": "5.0"
},
{
"last_affected": "5.0"
},
{
"introduced": "5.0"
},
{
"last_affected": "5.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:redhat:virtualization:3.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:virtualization",
"extracted_events": [
{
"range": [
{
"introduced": "3.0"
},
{
"last_affected": "3.0"
}
],
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}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2017-7980",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 431121,
"published_at": "2017-07-25T14:29:00.283+00:00"
}