PT-2025-40167 · Linux+2 · Linux Kernel+2

Published 2023-03-13 · Updated 2026-04-20 · CVE-2023-53460

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 rtw usb probe() function within the Realtek 88 wireless driver (drivers/net/wireless/realtek/rtw88/usb.c:876). The issue occurs because memory allocated by ieee80211 alloc hw() is not released. The fix involves modifying the return statement to a goto statement.

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

Exploit

Memory Leak

Weakness Enumeration

CWE-401

Related Identifiers

BDU:2026-06095

CVE-2023-53460

ECHO-E8FB-8228-C223

Affected Products

Debian

Linux Kernel

Realtek 88

References · 20

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53460.json · Exploit
• https://git.kernel.org/stable/c/6cc92379b80af005e1f49ef6ef790cddc58cf0da · Patch
• https://ubuntu.com/security/CVE-2023-53460 · Vendor Advisory
• https://osv.dev/vulnerability/BELL-CVE-2023-53460 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-53460 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-53460 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-53460 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2023-53460 · Security Note
• https://git.kernel.org/stable/c/48181d285623198c33bb9698992502687b258efa · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2023-53460 · Security Note
• https://bdu.fstec.ru/vul/2026-06095 · Security Note
• https://osv.dev/vulnerability/ROOT-OS-DEBIAN-12-CVE-2023-53460 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2023-53460 · Vendor Advisory
• https://osv.dev/vulnerability/ROOT-OS-UBUNTU-2204-CVE-2023-53460 · Vendor Advisory
• https://osv.dev/vulnerability/ROOT-OS-DEBIAN-11-CVE-2023-53460 · Vendor Advisory