2448683 – (CVE-2026-23263) CVE-2026-23263 kernel: io_uring/zcrx: fix page array leak

Bug 2448683 (CVE-2026-23263) - CVE-2026-23263 kernel: io_uring/zcrx: fix page array leak

Summary: CVE-2026-23263 kernel: io_uring/zcrx: fix page array leak

Keywords:
Status:	NEW
Alias:	CVE-2026-23263
Product:	Security Response
Classification:	Other
Component:	vulnerability
Sub Component:
Version:	unspecified
Hardware:	All
OS:	Linux
Priority:	unspecified
Severity:	unspecified
Target Milestone:	---
Assignee:	Product Security DevOps Team
QA Contact:
Docs Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+	depends on / blocked

Reported:	2026-03-18 18:02 UTC by OSIDB Bzimport
Modified:	2026-03-18 20:06 UTC (History)
CC List:	0 users
Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments	(Terms of Use)

Description OSIDB Bzimport 2026-03-18 18:02:10 UTC

In the Linux kernel, the following vulnerability has been resolved:

io_uring/zcrx: fix page array leak

d9f595b9a65e ("io_uring/zcrx: fix leaking pages on sg init fail") fixed
a page leakage but didn't free the page array, release it as well.

Comment 1 Jon Moroney 2026-03-18 20:04:07 UTC Comment hidden (spam)

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