Medium
Security advisory
v9fs_wstat in hw/9pfs/9p.c in QEMU allows guest OS users to cause a denial of service (crash) because of a race condition during file renaming.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2018-19489
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 06:43 UTC · Revision 1
Source evidence
v9fs_wstat in hw/9pfs/9p.c in QEMU allows guest OS users to cause a denial of service (crash) because of a race condition during file renaming.
osv:CVE-2018-19489
Complete source record
{
"id": "7b80ae894d232f5c11b29be0572718f3e4455a60403addf55609c17c43607608",
"url": "https://osv.dev/vulnerability/CVE-2018-19489",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2018-19489",
"summary": "v9fs_wstat in hw/9pfs/9p.c in QEMU allows guest OS users to cause a denial of service (crash) because of a race condition during file renaming.",
"evidence": "osv:CVE-2018-19489",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2018-19489",
"aliases": [
"CVE-2018-19489"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H"
}
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}
],
"modified": "2026-10-24T10:30:43.683427368Z",
"provider": "osv",
"references": [
"https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=1d20398694a3b67a388d955b7a945ba4aa90a8a8",
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CGCFIFSIWUREEQQOZDZFBYKWZHXCWBZN/",
"https://exchange.xforce.ibmcloud.com/vulnerabilities/153326",
"https://lists.debian.org/debian-lts-announce/2019/01/msg00023.html",
"https://seclists.org/bugtraq/2019/May/76",
"https://security-tracker.debian.org/tracker/CVE-2018-19489",
"https://usn.ubuntu.com/3923-1/",
"https://www.debian.org/security/2019/dsa-4454",
"https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg04489.html"
],
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},
"related_cves": [
{
"value": "CVE-2018-19489",
"evidence": "/id"
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],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 435679,
"published_at": "2018-12-13T19:29:00.73+00:00"
}