CVE-2022-50524: iommu/mediatek: Check return value after calling platform_get_resource()
Published Oct 7, 2025
·Updated
In the Linux kernel, the following vulnerability has been resolved:
iommu/mediatek: Check return value after calling platformgetresource()
platformgetresource() may return NULL pointer, we need check its return value to avoid null-ptr-deref in resourcesize().
Affected Software
3 affected components
Linux Kernel
Linux Linux kernel>=5.19<6.0.16
Linux Linux kernel>=6.1<6.1.2
Remediation
Event History
Oct 7, 2025
CVE Published
via MITRE·03:19 PM
Data Sourced
via MITRE·03:19 PM
Description
Data Sourced
via NVD·04:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What level of access is required to exploit this issue?
The CVSS vector indicates local access and low privileges are required. No user interaction is required.
2
What is the expected impact if exploitation succeeds?
The issue can cause a null-pointer dereference leading to a high availability impact. The provided CVSS vector indicates no confidentiality or integrity impact.
3
What should teams do if they are affected?
Apply an available patch. The provided information does not identify an alternative mitigation or configuration workaround.