SB2025102321 - Memory leak in Linux kernel mt76 mt7915 driver
Published: October 23, 2025 Updated: October 26, 2025
Security Bulletin ID
SB2025102321
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-2022-50573)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the mt7915_rate_txpower_get() function in drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.