CVE-2026-43174

MediumCVSS 5.5/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected software

No affected versions have been published.

Timeline

Published
May 6, 2026
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2026-43174: Medium severity, CVSS 5.5 | Vulnix