PT-2025-41049 · Linux+3 · Linux Kernel+3

Published 2022-09-22 · Updated 2025-12-04 · CVE-2022-50544

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A memory leak exists in the xhci alloc stream info() function within the USB host controller interface of the Linux kernel. The function allocates memory for a stream context array but fails to release it under certain error conditions, leading to a potential memory leak. The issue occurs when stream info->stream ctx array is not released via xhci free stream ctx() on the error path.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Missing Release of Resource after Effective Lifetime

Memory Leak

Weakness Enumeration

CWE-772

CWE-401

Related Identifiers

ALSA-2025_16880

BDU:2026-04858

CESA-2023_7077

CVE-2022-50544

OESA-2025-2553

RHSA-2023:6583

RHSA-2023:7077

RHSA-2023_6583

RHSA-2023_7077

SUSE-SU-2025:4111-1

SUSE-SU-2025:4135-1

SUSE-SU-2025:4139-1

SUSE-SU-2025:4149-1

SUSE-SU-2025:4188-1

SUSE-SU-2025:4189-1

SUSE-SU-2025:4320-1

Affected Products

Centos

Linux Kernel

Red Hat

Suse

References · 664

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50544.json · Exploit
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-50544 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:4135-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:4149-1 · Vendor Advisory
• https://git.kernel.org/stable/c/782c873f8e7686f5b3c47e8b099f7e08c3dd1fdc · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:4111-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-50544 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:4139-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-50566 · Security Note
• https://cve.org/CVERecord?id=CVE-2022-50544 · Security Note
• https://git.kernel.org/stable/c/91271a3e772e180bbb8afb114c72fd294a02f93d · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2025-38729 · Security Note
• https://git.kernel.org/stable/c/fcd594da0b5955119d9707e4e0a8d0fb1c969101 · Patch
• https://git.kernel.org/stable/c/9fa81cbd2dd300aa8fe9bac70e068b9a11cbb144 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2023-53604 · Security Note