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    CVE-2026-43191 AMD Linux Display Fix: TMDS PHY PLL Atomic Transition Hang

    CVE-2026-43191 is a newly published Linux kernel vulnerability from kernel.org, dated May 6, 2026, affecting AMD’s display driver path where DCN35 hardware can hang when TMDS output is disabled and a PHY PLL transition is not handled atomically. It is not a headline-grabbing...
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    • amd display driver cve linux kernel tmds hdmi
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    • Forum: Security Alerts
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