SB20250226414 - NULL pointer dereference in Linux kernel ath ath11k driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226414
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-2022-49523)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the ath11k_spectral_scan_config(), ath11k_spectral_ring_free() and ath11k_spectral_deinit() functions in drivers/net/wireless/ath/ath11k/spectral.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/161c64de239c7018e0295e7e0520a19f00aa32dc
- https://git.kernel.org/stable/c/451b9076903a057b7b8d5b24dc84b3e436a1c743
- https://git.kernel.org/stable/c/4b9c54caef58d2b55074710952cda70540722c01
- https://git.kernel.org/stable/c/60afa4f4e1350c876d8a061182a70c224de275dd
- https://git.kernel.org/stable/c/8f15e67af9bec5a69e815e0230a70cffddae371a
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.3