In the Linux kernel, the following vulnerability has been resolved:

iommu/mediatek: Check return value after calling platform_get_resource()

platform_get_resource() may return NULL pointer, we need check its
return value to avoid null-ptr-deref in resource_size().

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00025.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Linux Linux unaffected
Version Status Constraints
42d57fc58aebc5801804424082028f43bad1b73c affected < bfebf05883cdcf9ac983033987fae869bd59ca53
42d57fc58aebc5801804424082028f43bad1b73c affected < feca904412483b2e0a903dd1f2e2843afd445f8c
42d57fc58aebc5801804424082028f43bad1b73c affected < 73b6924cdebc899de9b719e1319aa86c6bed4acf
Linux Linux affected
Version Status Constraints
5.19 affected —
0 unaffected < 5.19
6.0.16 unaffected ≤ 6.0.*
6.1.2 unaffected ≤ 6.1.*
6.2 unaffected ≤ *

Configuration 1 [-]

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

No data.

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://git.kernel.org/stable/c/73b6924cdebc899de9b719e1319aa86c6bed4acf cve-icon cve-icon
https://git.kernel.org/stable/c/bfebf05883cdcf9ac983033987fae869bd59ca53 cve-icon cve-icon
https://git.kernel.org/stable/c/feca904412483b2e0a903dd1f2e2843afd445f8c cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2025100705-CVE-2022-50524-f437@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2022-50524 cve-icon
https://www.cve.org/CVERecord?id=CVE-2022-50524 cve-icon
History

Wed, 04 Feb 2026 17:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-476
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Wed, 08 Oct 2025 13:45:00 +0000

Type Values Removed Values Added
First Time appeared Linux
Linux linux Kernel
Vendors & Products Linux
Linux linux Kernel

Wed, 08 Oct 2025 00:15:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

 cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

threat_severity

Moderate

Tue, 07 Oct 2025 15:30:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: iommu/mediatek: Check return value after calling platform_get_resource() platform_get_resource() may return NULL pointer, we need check its return value to avoid null-ptr-deref in resource_size().
Title iommu/mediatek: Check return value after calling platform_get_resource()
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2025-10-07T15:19:17.251Z

Reserved: 2025-10-07T15:15:38.663Z

Link: CVE-2022-50524

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2025-10-07T16:15:36.283

Modified: 2026-02-04T16:56:41.657

Link: CVE-2022-50524

cve-icon Redhat

Severity : Moderate

Publid Date: 2025-10-07T00:00:00Z

Links: CVE-2022-50524 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2025-10-08T13:36:50Z

Weaknesses