In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: populate subvp cmd info only for the top pipe [Why] System restart observed while changing the display resolution to 8k with extended mode. Sytem restart was caused by a page fault. [How] When the driver populates subvp info it did it for both the pipes using vblank which caused an outof bounds array access causing the page fault. added checks to allow the top pipe only to fix this issue.
History

Wed, 10 Dec 2025 12:15:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

cvssV3_1

{'score': 7.0, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H'}

threat_severity

Moderate


Tue, 09 Dec 2025 00:30:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: populate subvp cmd info only for the top pipe [Why] System restart observed while changing the display resolution to 8k with extended mode. Sytem restart was caused by a page fault. [How] When the driver populates subvp info it did it for both the pipes using vblank which caused an outof bounds array access causing the page fault. added checks to allow the top pipe only to fix this issue.
Title drm/amd/display: populate subvp cmd info only for the top pipe
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
References

cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2025-12-09T00:01:04.413Z

Updated: 2025-12-09T00:01:04.413Z

Reserved: 2025-12-08T23:58:35.276Z

Link: CVE-2023-53806

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-12-09T01:16:52.540

Modified: 2025-12-09T18:37:13.640

Link: CVE-2023-53806

cve-icon Redhat

Severity : Moderate

Publid Date: 2025-12-09T00:00:00Z

Links: CVE-2023-53806 - Bugzilla