CVE-2018-19489

QEMU: 9pfs: crash due to race condition in renaming files

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Severity

Low

Red Hat Product Security

2.8

CVSS 3.0

Review impact separately from score.

Published · November 22, 2018

Updated · November 22, 2025

Description

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.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 2.8
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:L

CWE-362 · Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')