CVE-2025-37748NULL Pointer Dereference in Linux

Severity
5.5MEDIUMNVD
OSV3.2
EPSS
0.1%
top 78.72%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedMay 1
Latest updateMar 25

Description

In the Linux kernel, the following vulnerability has been resolved: iommu/mediatek: Fix NULL pointer deference in mtk_iommu_device_group Currently, mtk_iommu calls during probe iommu_device_register before the hw_list from driver data is initialized. Since iommu probing issue fix, it leads to NULL pointer dereference in mtk_iommu_device_group when hw_list is accessed with list_first_entry (not null safe). So, change the call order to ensure iommu_device_register is called after the driver dat

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages6 packages

NVDlinux/linux_kernel5.196.1.135+5
Debianlinux/linux_kernel< 6.1.135-1+2
Ubuntulinux/linux_kernel< 6.8.0-100.100+1
CVEListV5linux/linux9e3a2a64365318a743e3c0b028952d2cdbaf2b0c2f75cb27bef43c8692b0f5e471e5632f6a9beb99+6
debiandebian/linux< linux 6.1.135-1 (bookworm)

Also affects: Debian Linux 11.0

Patches

🔴Vulnerability Details

21
OSV
linux-azure-6.8 vulnerabilities2026-03-25
OSV
linux-azure-fips vulnerabilities2026-03-04
OSV
linux-azure vulnerabilities2026-03-04
OSV
linux-ibm, linux-ibm-6.8 vulnerabilities2026-02-24
OSV
linux-xilinx vulnerabilities2026-02-24

📋Vendor Advisories

19
Ubuntu
Linux kernel (Azure) vulnerabilities2026-03-25
Ubuntu
Linux kernel (Azure) vulnerabilities2026-03-04
Ubuntu
Linux kernel (Azure FIPS) vulnerabilities2026-03-04
Ubuntu
Linux kernel (Xilinx) vulnerabilities2026-02-24
Ubuntu
Linux kernel (IBM) vulnerabilities2026-02-24