PT-2025-53208 · Linux+3 · Linux Kernel+3

Published 2023-04-03 · Updated 2026-02-24 · CVE-2023-54131

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 rt2x00 Wi-Fi driver when handling channel surveys. Specifically, when an rt2x00 device is removed, the associated channel surveys are not freed, leading to a memory leak that can be observed using kmemleak. The issue is related to the improper freeing of memory allocated for channel surveys during device removal. This was tested with a RT3070 based USB wireless adapter.

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:2026-02507

CVE-2023-54131

RHSA-2023:6583

RHSA-2023:7077

SUSE-SU-2026:0263-1

SUSE-SU-2026:0317-1

SUSE-SU-2026:0411-1

SUSE-SU-2026:0617-1

Affected Products

Centos

Linux Kernel

Rt3070

Red Hat

References · 980

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/54xxx/CVE-2023-54131.json · Exploit
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-54131 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-54131 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-54131 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-02507 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2026:0617-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-54131 · Security Note
• https://cve.org/CVERecord?id=CVE-2023-54131 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2026:0411-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2026:0263-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2026:0317-1 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-54131 · Vendor Advisory
• https://osv.dev/vulnerability/BELL-CVE-2023-54131 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2023-54131 · Vendor Advisory
• https://suse.com/security/cve/CVE-2023-53862 · Note