PT-2025-37664 · Linux+2 · Linux Kernel+2

Published 2023-01-22 · Updated 2025-10-23 · CVE-2023-53223

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 missing check for the return value of alloc ordered workqueue can lead to a NULL pointer dereference within the drm/msm/dsi subsystem of the Linux kernel. The vulnerability is addressed by adding a check to ensure the return value of alloc ordered workqueue is not NULL before proceeding.

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

Exploit

Improper Resource Release

NULL Pointer Dereference

Weakness Enumeration

CWE-404

CWE-476

Related Identifiers

BDU:2026-04619

CVE-2023-53223

SUSE-SU-2025:03615-1

SUSE-SU-2025:03628-1

SUSE-SU-2025:3716-1

SUSE-SU-2025:3761-1

Affected Products

Astra Linux

Linux Kernel

Suse

References · 872

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53223.json · Exploit
• https://git.kernel.org/stable/c/5dfe7a5386fde5a656ca06602b31bf50e26954cd · Patch
• https://ubuntu.com/security/CVE-2023-53223 · Vendor Advisory
• https://git.kernel.org/stable/c/3a9a4a9725c60f04326b5019a52ce15aee808506 · Patch
• https://git.kernel.org/stable/c/540c66180afd59309a442d3bf1f2393464c8b4c5 · Patch
• https://git.kernel.org/stable/c/9257974858ee847b2e1fd552691b8ba5c2fc1c7b · Patch
• https://git.kernel.org/stable/c/25a6499b1a53d854eda2b161b5c8a20296515dbe · Patch
• https://cve.org/CVERecord?id=CVE-2023-53223 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2023-53223 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:3761-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-53223 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-53223 · Security Note
• https://git.kernel.org/stable/c/3e18f157faeeb59034404569e8e07cbe1c0030a7 · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-53223 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:03628-1 · Vendor Advisory