SB20251230248 - NULL pointer dereference in Linux kernel iwlwifi mei driver
Published: December 30, 2025 Updated: December 30, 2025
Security Bulletin ID
SB20251230248
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-2022-50784)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the iwl_mei_rx_filter() function in drivers/net/wireless/intel/iwlwifi/mei/net.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/0183b7c49cfdda91284505cbcdc7feecde48cbb9
- https://git.kernel.org/stable/c/8b8e25073f3dab93554ee3d5b264f7c013ebd92a
- https://git.kernel.org/stable/c/d3df49dda431f7ae4132a9a0ac25a5134c04e812
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2