CVE-2026-16819

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to cause a denial of service and compromise data integrity due to a time-of-check time-of-use race condition.

CVSS v3 7.7 HIGH

7.7^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.5 / Impact : 5.2

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.ibm.com/support/pages/node/7283858	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:ibm:vios::::::::
	cpe:2.3:a:ibm:vios::::::::
	cpe:2.3:a:ibm:vios::::::::

Configuration 2 (hide)

OR	cpe:2.3:o:ibm:aix::::::::
	cpe:2.3:o:ibm:aix::::::::
	cpe:2.3:o:ibm:aix::::::::
	cpe:2.3:o:ibm:aix::::::::

History

27 Oct 2026, 11:10

Type	Values Removed	Values Added
Summary		(es) IBM AIX 7.2, y 7.3 e IBM PowerVM VIOS 4.1 podrían permitir a un atacante local causar una denegación de servicio y comprometer la integridad de los datos debido a una condición de carrera de tiempo de verificación a tiempo de uso.

Information

Published : 2026-08-19 16:17

Updated : 2026-10-27 11:10

NVD link : CVE-2026-16819

Mitre link : CVE-2026-16819

CVE.ORG link : CVE-2026-16819

JSON object : View

Products Affected

ibm

aix
vios

CWE

CWE-367

Time-of-check Time-of-use (TOCTOU) Race Condition

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