Vulnerability in Qemu
CVE-2018-19489
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.
Vulnerability class: Race Condition
EPSS: 0.004 (33.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Qemu — versions 3.1.0
- Canonical Ubuntu_linux — versions 14.04, 16.04, 18.04
- Debian Debian_linux — versions 8.0, 9.0
- Fedoraproject Fedora — versions 29
- Opensuse Leap — versions 42.3
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (mailing-list, x_refsource_MLIST, Patch, Mailing List, Third Party Advisory)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- cve@mitre.org (Vendor Advisory, mailing-list, x_refsource_MLIST, Patch, Mailing List)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_XF)
- cve@mitre.org (x_refsource_CONFIRM)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- cve@mitre.org (vendor-advisory, x_refsource_FEDORA)
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- cve@mitre.org (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
Frequently asked questions
- What is CVE-2018-19489?
- CVE-2018-19489 is a medium-severity vulnerability in Qemu, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 4.7/10. Published 2018-12-13.
- How severe is CVE-2018-19489?
- Medium severity. CVSS v3 base score is 4.7 out of 10.