CVE-2026-98785

A flaw was found in the Linux kernel's AMD display driver. During power management suspend operations under low memory conditions, the driver fails to handle memory allocation failures and retains an invalid null state. When the system subsequently attempts to resume or recover the graphics...

CVE-2023-31320

CVE-2023-31320 Proof of concept code for a denial of service vulnerability in the AMD display driver that corrupts the display. AMD security bulletin Demo This video contains flashing lights! https://github.com/whypet/CVE-2023-31320/assets/47226783/658776cb-6dbc-4a76-a671-fc1f4924b2a9 Building...

Astra Linux – vulnerability in linux-5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Wake DMCUB before sending a command Why We can hang in place trying to send commands when the DMCUB isn’t powered on. How For functions that execute within a DC context or DC lock we can wrap the direct calls to...

CVE-2026-97431

A flaw was found in the Linux kernel's AMD display driver. When updating display streams, the driver improperly handles phantom streams that have already been destroyed, triggering a null pointer dereference. A local attacker can trigger this issue during display power management operations,...

Linux Distros Unpatched Vulnerability : CVE-2026-90289

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - drm/amd/display: Resize MST HDCP per-connector arrays to 32 AMDGPUDMMAXDISPLAYINDEX is 31. It suggest a maximum number of 32 connectors. But the way it's used i...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fixed by adding FPU protection for dcn30internalvalidatebw Reason A general protection fault was observed when the WebGL Aquarium was run for a longer duration. If the DRM debug logs were enabled and set to 0x1f,...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/amd/display: Check BIOS images before they are used. BIOS images may fail to load, and null checks are added before they are used. This fix addresses 6 NULLRETURNS issues reported by Coverity...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-001474)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-001474 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix potential index out of bounds in color transformation function Fixes index o...

CVE-2026-74732

A flaw was found in the Linux kernel's AMD display drm/amd/display driver. When a user turns off the display over HDMI on systems with older DCE timing generators, the driver attempts to call a function istgenabled that may not be implemented. This unconditional call can lead to a NULL pointer...

Linux Distros Unpatched Vulnerability : CVE-2026-74732

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - drm/amd/display: Check for tg ops in dce110setavmute Some older DCE timing generators do not implement istgenabled in their ops table. Calling it unconditionall...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-102061)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-102061 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix a Null pointer dereference vulnerability Why A null pointer dereference...

kernel: drm/amd/display: Clamp VBIOS HDMI retimer register count to array size

A flaw was found in the Linux kernel's AMD display driver. This vulnerability occurs when the driver processes malformed VBIOS Video Basic Input/Output System data. Specifically, unvalidated register counts in the VBIOS can lead to an out-of-bounds memory write during the driver's initialization...

kernel: drm/amd/display: Clamp VBIOS HDMI retimer register count to array size

A flaw was found in the Linux kernel's AMD display driver. This vulnerability occurs when the driver processes malformed VBIOS Video Basic Input/Output System data. Specifically, unvalidated register counts in the VBIOS can lead to an out-of-bounds memory write during the driver's initialization...

kernel: drm/amd/display: Validate payload length and link_index in dc_process_dmub_aux_transfer_async

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Validate payload length and linkindex in dcprocessdmubauxtransferasync Why&How dcprocessdmubauxtransferasync copies payload-length bytes into a 16-byte stack buffer dpaux.data16 guarded only by an ASSERT, which i...

K000162987: Linux kernel vulnerability CVE-2026-53313

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Avoid NULL dereference in dcdmubsrv error paths In dcdmubsrvlogdiagnosticdata and dcdmubsrvenabledpiatrace. Both functions check: if !dcdmubsrv || !dcdmubsrv-dmub and then call...

kernel: drm/amd/display: Clamp VBIOS HDMI retimer register count to array size

A flaw was found in the Linux kernel's AMD display driver. This vulnerability occurs when the driver processes malformed VBIOS Video Basic Input/Output System data. Specifically, unvalidated register counts in the VBIOS can lead to an out-of-bounds memory write during the driver's initialization...

kernel: drm/amd/display: Clamp VBIOS HDMI retimer register count to array size

A flaw was found in the Linux kernel's AMD display driver. This vulnerability occurs when the driver processes malformed VBIOS Video Basic Input/Output System data. Specifically, unvalidated register counts in the VBIOS can lead to an out-of-bounds memory write during the driver's initialization...

UBUNTU-CVE-2026-74449

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix divide-by-zero in calculatemcachesetting on zero viewport If a plane reaches calculatemcachesetting with a zero-area viewport, calculatemcachesetting exits early with nummcaches == 0 and mvmpgwidth/height == ...

CVE-2026-74449

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix divide-by-zero in calculatemcachesetting on zero viewport If a plane reaches calculatemcachesetting with a zero-area viewport, calculatemcachesetting exits early with nummcaches == 0 and mvmpgwidth/height == ...

PT-2026-72901

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A divide-by-zero issue exists in the calculate mcache setting function within the drm/amd/display component. When a plane is processed with a zero-area viewport, the function may exit...