SB20250226449 - NULL pointer dereference in Linux kernel interface vchiq_arm driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226449
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-2022-49106)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the vchiq_dump_platform_instances() function in drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.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/176df12b38c70b0a45e6392a0ee5bc83489dfc29
- https://git.kernel.org/stable/c/4627250cabaa80278d3ab01ad107893cea83799f
- https://git.kernel.org/stable/c/51e5e5c34c22c0bfec0808d8c33e0b2fcf4c7c89
- https://git.kernel.org/stable/c/aa899e686d442c63d50f4d369cc02dbbf0941cb0
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.34
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.20
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18