CVE-2019-17343

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

0.28% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 20.2% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

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

Red Hat severity

Moderate. 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

2019-10-08 00:02Z6 YR AGO

Last updated

2024-08-05 01:40Z2 YR AGO

Reserved

2019-10-07

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-667Improper LockingClass
• CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')Class

Data version

5.1

Document digest

c2370993bd192be62318c81aea9c065ea73835320eb4a70346c9c0c78636eba5

• xenbits.xen.orghttp://xenbits.xen.org/xsa/advisory-288.htmlx_refsource_CONFIRM
• xenbits.xen.orghttps://xenbits.xen.org/xsa/advisory-288.htmlx_refsource_MISC
• www.openwall.com[oss-security] 20191025 Xen Security Advisory 288 v3 (CVE-2019-17343) - x86: Inconsistent PV IOMMU disciplinehttp://www.openwall.com/lists/oss-security/2019/10/25/10mailing-listx_refsource_MLIST
• www.debian.orgDSA-4602https://www.debian.org/security/2020/dsa-4602vendor-advisoryx_refsource_DEBIAN
• seclists.org20200114 [SECURITY] [DSA 4602-1] xen security updatehttps://seclists.org/bugtraq/2020/Jan/21mailing-listx_refsource_BUGTRAQ