CVE-2023-53780

Published: Dec 9, 2025

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix FCLK pstate change underflow [Why] Currently we set FCLK p-state change watermark calculated based on dummy p-state latency when UCLK p-state is not supported [How] Calculate FCLK p-state change watermark based on on FCLK pstate change latency in case UCLK p-state is not supported

Vendor	Product	Versions
Linux	Linux	affected `4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c - < 4bdfa48d74649898468a0bf5c8b8a48dded77b4a` affected `4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c - < 6853d56dba56d1c24db403ff3885c71e18d572c4` affected `4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c - < 972243f973eb0821084e5833d5f7f4ed025f42da`
Linux	Linux	affected `4.15` unaffected `0 - < 4.15` unaffected `6.1.16 - <= 6.1.` unaffected `6.2.3 - <= 6.2.` unaffected `6.3 - <= *`

References

https://git.kernel.org/stable/c/4bdfa48d74649898468a0bf5c8b8a48dded77b4a

https://git.kernel.org/stable/c/6853d56dba56d1c24db403ff3885c71e18d572c4

https://git.kernel.org/stable/c/972243f973eb0821084e5833d5f7f4ed025f42da

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CVE-2023-53780

Description

Affected Products

References