CVE-2026-53136 drm/amd/display: Clamp VBIOS HDMI retimer register count to array size

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Clamp VBIOS HDMI retimer register count to array size Why & How The VBIOS integrated info tables v111 and v21 contain HdmiRegNum and Hdmi6GRegNum fields that are used as loop bounds when copying retimer I2C...