CVE-2023-53806
drm/amd/display: populate subvp cmd info only for the top pipe
CVSS Score
7.8
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Dec 9, 2025 |
| Last Updated | Aug 5, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Linux / Linux
4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 92e6c79acad4b96efeff261d27bdbd8089a7dd24 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 375d192eb1f1d9229a6d994da7ba31f3582b106b 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 9bb10b7aaec3b6278f9cc410c17dcaa129bbbbf0
Linux / Linux
4.15