CVE-2026-23263

Published: Mar 18, 2026Modified: May 22, 2026

5.5

Vector

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

Exploitability: 1.8 / Impact: 3.6

Source: NVD

Description

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.

Affected (9)

Products: Linux: Linux Kernel

Linux

1 product

Linux Kernel

Configuration A

9 vulnerable

Vulnerable Software	Affected Versions
Linux Linux Kernel	From 6.17 to 6.18.10
Linux Linux Kernel	Version 6.19 rc1
Linux Linux Kernel	Version 6.19 rc2
Linux Linux Kernel	Version 6.19 rc3
Linux Linux Kernel	Version 6.19 rc4
Linux Linux Kernel	Version 6.19 rc5
Linux Linux Kernel	Version 6.19 rc6
Linux Linux Kernel	Version 6.19 rc7
Linux Linux Kernel	Version 6.19 rc8

Related CWEs

CWE-401

Missing Release of Memory after Effective Lifetime

The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.

References (2)

https://git.kernel.org/stable/c/0ae91d8ab70922fb74c22c20bedcb69459579b1c

Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Patch

https://git.kernel.org/stable/c/64cf3016234ce8a6e4195ed1b2d9e2a1ae41b57d

Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Patch

Timeline

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