CVE-2023-52634 | BDVDB-2026-229596 Detail

Description#

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix disable_otg_wa logic [Why] When switching to another HDMI mode, we are unnecesarilly disabling/enabling FIFO causing both HPO and DIG registers to be set at the same time when only HPO is supposed to be set. This can lead to a system hang the next time we change refresh rates as there are cases when we don't disable OTG/FIFO but FIFO is enabled when it isn't supposed to be. [How] Removing the enable/disable FIFO entirely.

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History#

1. Version 12024-04-02Record published in the CVE List.
2. Version 22026-05-11Most recent update recorded in the CVE List.