PT-2025-37559 · Linux+3 · Linux Kernel+3

Published 2023-06-29 · Updated 2026-04-14 · CVE-2023-53195

Positive Technologies (AI Summary)

CVSS v2.0

6.0

Medium

Base vector

AV:L/AC:H/Au:S/C:C/I:C/A:C

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

Description A memory leak exists in the mlxsw m linecards init function within the Linux kernel. The line cards array is not freed in the error path of this function, potentially leading to a memory leak. The fix involves freeing the array in the error path to align it with the mlxsw m linecards fini function.

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

BDU:2026-05997

CVE-2023-53195

SUSE-SU-2025:03600-1

SUSE-SU-2025:03634-1

SUSE-SU-2025:20851-1

SUSE-SU-2025:20861-1

SUSE-SU-2025:20870-1

SUSE-SU-2025:20898-1

SUSE-SU-2025:3751-1

SUSE-SU-2025:4057-1

SUSE-SU-2025:4132-1

SUSE-SU-2025:4141-1

Affected Products

Astra Linux

Linux Kernel

Red Os

Suse

References · 1407

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53195.json · Exploit
• https://osv.dev/vulnerability/SUSE-SU-2025:4057-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-53195 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:4141-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-53195 · Vendor Advisory
• https://git.kernel.org/stable/c/d4f5b1dd816dccd4ee6bb60b2a81a3d4373636a9 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:4132-1 · Vendor Advisory
• https://git.kernel.org/stable/c/cd716022c968bc6748f23708b986f845b45791b7 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:03600-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-53195 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-53195 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:20851-1 · Vendor Advisory
• https://osv.dev/vulnerability/BELL-CVE-2023-53195 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:20861-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:20870-1 · Vendor Advisory