CVE-2026-45887

Published: May 27, 2026Modified: Jun 25, 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: af_unix: Fix memleak of newsk in unix_stream_connect(). When prepare_peercred() fails in unix_stream_connect(), unix_release_sock() is not called for newsk, and the memory is leaked. Let's move prepare_peercred() before unix_create1().

Affected (2)

Products: Linux: Linux Kernel

1 product

Configuration A

2 vulnerable

Vulnerable Software	Affected Versions
Linux Linux Kernel	From 6.16 to 6.18.14
Linux Linux Kernel	From 6.19 to 6.19.4

Related CWEs

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 (3)

https://git.kernel.org/stable/c/365996a2b14d07caa9e33d367b67ea26c09d89b4

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

Patch

https://git.kernel.org/stable/c/6884028cd7f275f8bcb854a347265cb1fb0e4bea

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

Patch

https://git.kernel.org/stable/c/a5d95d7caba0160fb7b2b8d2bd96d5a1be861d9f

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

Patch

Timeline

No history available yet.