PT-2025-18802 · Linux+5 · Linux Kernel+5

Published 2023-02-27 · Updated 2026-03-14 · CVE-2023-53038

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 vulnerability in the Linux kernel has been resolved. The issue is related to the lpfc sli4 cgn params read() function, where a failed kzalloc() call could lead to a NULL pointer dereference. The lpfc read object() function returns an error to prevent this, but the error code has been changed from -ENODEV to a more appropriate -ENOMEM.

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

Exploit

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

ALSA-2025_16880

BDU:2025-05361

CVE-2023-53038

RHSA-2023:6583

RHSA-2023_6583

SUSE-SU-2025:01918-1

SUSE-SU-2025:01966-1

SUSE-SU-2025:02173-1

SUSE-SU-2025:02262-1

SUSE-SU-2025:2173-1

SUSE-SU-2025_02173-1

SUSE-SU-2025_02262-1

Affected Products

Astra Linux

Debian

Linux Kernel

Red Hat

Red Os

Suse

References · 453

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53038.json · Exploit
• https://git.kernel.org/stable/c/908dd9a0853a88155a5a36018c7e2b32ccf20379 · Patch
• https://security-tracker.debian.org/tracker/CVE-2023-53038 · Vendor Advisory
• https://git.kernel.org/stable/c/67b8343998b84418bc5b5206aa01fe9b461a80ef · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:02262-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:02173-1 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-05361 · Security Note
• https://git.kernel.org/stable/c/312320b0e0ec21249a17645683fe5304d796aec1 · Patch
• https://ubuntu.com/security/CVE-2023-53038 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-53038 · Vendor Advisory
• https://osv.dev/vulnerability/BELL-CVE-2023-53038 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-53038 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2023-53038 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:01966-1 · Vendor Advisory
• https://osv.dev/vulnerability/ROOT-OS-DEBIAN-11-CVE-2023-53038 · Vendor Advisory