CVE-2018-19489

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.40% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 33.5% of scored records. A rank, not a probability.

NVD base score

4.7 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Low. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2018-12-13 19:00Z7 YR AGO

Last updated

2024-08-05 11:37Z2 YR AGO

Reserved

2018-11-23

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

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

Data version

5.1

Document digest

8571df6f51552a0513fbf8d25338b20d0c14abf16e61b5b25fd40fe872338a14

• www.openwall.com[oss-security] 20181126 CVE-2018-19489 QEMU: 9pfs: crash due to race condition in renaming fileshttp://www.openwall.com/lists/oss-security/2018/11/26/1mailing-listx_refsource_MLIST
• lists.debian.org[debian-lts-announce] 20190129 [SECURITY] [DLA 1646-1] qemu security updatehttps://lists.debian.org/debian-lts-announce/2019/01/msg00023.htmlmailing-listx_refsource_MLIST
• lists.gnu.org[qemu-devel] 20181122 9p: fix QEMU crash when renaming fileshttps://lists.gnu.org/archive/html/qemu-devel/2018-11/msg04489.htmlmailing-listx_refsource_MLIST
• security-tracker.debian.orghttps://security-tracker.debian.org/tracker/CVE-2018-19489x_refsource_CONFIRM
• exchange.xforce.ibmcloud.comqemu-cve201819489-dos(153326)https://exchange.xforce.ibmcloud.com/vulnerabilities/153326vdb-entryx_refsource_XF
• git.qemu.orghttps://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=1d20398694a3b67a388d955b7a945ba4aa90a8a8x_refsource_CONFIRM
• www.securityfocus.com106007http://www.securityfocus.com/bid/106007vdb-entryx_refsource_BID
• lists.fedoraproject.orgFEDORA-2019-88a98ce795https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CGCFIFSIWUREEQQOZDZFBYKWZHXCWBZN/vendor-advisoryx_refsource_FEDORA
• usn.ubuntu.comUSN-3923-1https://usn.ubuntu.com/3923-1/vendor-advisoryx_refsource_UBUNTU
• lists.opensuse.orgopenSUSE-SU-2019:1074http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.htmlvendor-advisoryx_refsource_SUSE
• www.debian.orgDSA-4454https://www.debian.org/security/2019/dsa-4454vendor-advisoryx_refsource_DEBIAN
• seclists.org20190531 [SECURITY] [DSA 4454-1] qemu security updatehttps://seclists.org/bugtraq/2019/May/76mailing-listx_refsource_BUGTRAQ