SB2025100446 - Memory leak in Linux kernel realtek rtw88 driver
Published: October 4, 2025 Updated: October 27, 2025
Security Bulletin ID
SB2025100446
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Memory leak (CVE-ID: CVE-2023-53574)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the rtw_core_deinit() function in drivers/net/wireless/realtek/rtw88/main.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.