SB20250502201 - NULL pointer dereference in Linux kernel iommu driver
Published: May 2, 2025 Updated: May 10, 2025
Security Bulletin ID
SB20250502201
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-2025-37748)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the mtk_iommu_probe() function in drivers/iommu/mtk_iommu.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/2f75cb27bef43c8692b0f5e471e5632f6a9beb99
- https://git.kernel.org/stable/c/38e8844005e6068f336a3ad45451a562a0040ca1
- https://git.kernel.org/stable/c/69f9d2d37d1207c5a73dac52a4ce1361ead707f5
- https://git.kernel.org/stable/c/6abd09bed43b8d83d461e0fb5b9a200a06aa8a27
- https://git.kernel.org/stable/c/a0842539e8ef9386c070156103aff888e558a60c
- https://git.kernel.org/stable/c/ce7d3b2f6f393fa35f0ea12861b83a1ca28b295c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.12