SB2025042296 - NULL pointer dereference in Linux kernel mt76 mt7921 driver
Published: April 22, 2025 Updated: May 10, 2025
Security Bulletin ID
SB2025042296
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) NULL pointer dereference (CVE-ID: CVE-2025-22032)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the mt7921_mac_sta_add() function in drivers/net/wireless/mediatek/mt76/mt7921/main.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/0cfea60966e4b1239d20bebf02258295e189e82a
- https://git.kernel.org/stable/c/5a57f8eb2a17d469d65cd1186cea26b798221d4a
- https://git.kernel.org/stable/c/adc3fd2a2277b7cc0b61692463771bf9bd298036
- https://git.kernel.org/stable/c/effec50381991bc067acf4b3351a57831c74d27f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.11