CVE-2026-43174

In the Linux kernel, the following vulnerability has been resolved: io_uring/zcrx: fix post open error handling Closing a queue doesn't guarantee that all associated page pools are terminated right away, let the refcounting do the work instead of releasing the zcrx ctx directly.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/18afaff077b46655a8eb6fd7f6de1b81327be577	Patch
https://git.kernel.org/stable/c/5d540e4508950c674d6feef1d95463d039bbf4f5	Patch

Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

History

11 Nov 2026, 20:10

Type	Values Removed	Values Added
Summary		(es) En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta: io_uring/zcrx: corregir el manejo de errores posterior a la apertura Cerrar una cola no garantiza que todos los pools de páginas asociados sean terminados de inmediato; dejar que el conteo de referencias haga el trabajo en lugar de liberar el ctx zcrx directamente.

Information

Published : 2026-05-06 12:16

Updated : 2026-11-11 20:10

NVD link : CVE-2026-43174

Mitre link : CVE-2026-43174

CVE.ORG link : CVE-2026-43174

JSON object : View

Products Affected

linux

linux_kernel

CWE

NVD-CWE-noinfo

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