CVE-2025-39705 drm/amd/display: fix a Null pointer dereference vulnerability

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix a Null pointer dereference vulnerability Why A null pointer dereference vulnerability exists in the AMD display driver's DC module cleanup function dcdestruct. When display control context dc-ctx construction...

drm/amd/display: Skip Recompute DSC Params if no Stream on Link

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drm/amd/display: Disable DMCUB timeout for DCN35

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SUSE CVE-2025-38360

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add more checks for DSC / HUBP ONO guarantees WHY For non-zero DSC instances it's possible that the HUBP domain required to drive it for sequential ONO ASICs isn't met, potentially causing the logic to the tile t...

CVE-2025-38361 drm/amd/display: Check dce_hwseq before dereferencing it

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check dcehwseq before dereferencing it WHAT hws was checked for null earlier in dce110blankstream, indicating hws can be null, and should be checked whenever it is used. cherry picked from commit...

CVE-2025-38254

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add sanity checks for drmedidraw When EDID is retrieved via drmedidraw, it doesn't guarantee to return proper EDID bytes the caller wants: it may be either NULL that leads to an Oops or with too long bytes over t...

CVE-2025-38098

The CVE-2025-38098 issue affects the Linux kernel DRM AMD display stack. It centers on treating a wb (writeback) connector as physical in create_validate_stream_for_sink, and incorrect handling when operating on a drm_wb_connector as an amdgpu_dm_connector. The description notes that dereferencin...

CVE-2025-38098 drm/amd/display: Don't treat wb connector as physical in create_validate_stream_for_sink

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Don't treat wb connector as physical in createvalidatestreamforsink Don't try to operate on a drmwbconnector as an amdgpudmconnector. While dereferencing aconnector-base will "work" it's wrong and might lead to...

Vulnerability of the dcn20_program_pipe() function in the drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c kernel of the Linux operating system, allowing a hacker to trigger a service failure

The vulnerability of the dcn20programpipe function in the drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20hwseq.c file of the Linux kernel is related to pointer arithmetic errors. Exploiting this vulnerability could allow an attacker to cause a service failure...

CVE-2025-38080 drm/amd/display: Increase block_sequence array size

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Increase blocksequence array size Why It's possible to generate more than 50 steps in hwssbuildfastsequence, for example with a 6-pipe asic where all pipes are in one MPC chain. This overflows the blocksequence...

CVE-2025-38021

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix null check of pipectx-planestate for updatedchubpdpp Similar to commit 6a057072ddd1 "drm/amd/display: Fix null check for pipectx-planestate in dcn20programpipe" that addresses a null pointer dereference on...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: drm/amd/display: Fixed out-of-bound accesses WHAT & HOW hpostreamtolinkencodermapping has a size of MAXHPODP2ENCODERS =4, but its location can be up to 6 in size. As a result, it is necessary to check the location against...

CVE-2025-37855 drm/amd/display: Guard Possible Null Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Guard Possible Null Pointer Dereference WHY In some situations, dc-respool may be null. HOW Check if pointer is null before dereference...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the amd display driver not checking for null pointers, which could lead to null pointer dereferencing...

CVE-2023-53077 drm/amd/display: fix shift-out-of-bounds in CalculateVMAndRowBytes

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix shift-out-of-bounds in CalculateVMAndRowBytes WHY When PTEBufferSizeInRequests is zero, UBSAN reports the following warning because dmllog2 returns an unexpected negative value: shift exponent 4294966273 is t...

CVE-2022-49773

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix optc2configure warning on dcn314 Why dcn314 uses optc2configurecrc that wraps optc1configurecrc + set additional registers not applicable to dcn314. It's not critical but when used leads to warning like:...

CVE-2025-22093 drm/amd/display: avoid NPD when ASIC does not support DMUB

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: avoid NPD when ASIC does not support DMUB ctx-dmubsrv will de NULL if the ASIC does not support DMUB, which is tested in dmdmubswinit. However, it will be dereferenced in dmubhwlockmgrcmd if shouldusedmublock...

CVE-2025-22093

Summary (CVE-2025-22093) The Linux kernel DRM for AMD displays had a NULL pointer dereference risk when DMUB is unsupported on the ASIC. Specifically, ctx->dmub_srv could be NULL (tested in dm_dmub_sw_init) but was dereferenced in dmub_hw_lock_mgr_cmd if should_use_dmub_lock returned true. The...

CVE-2025-22093

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: avoid NPD when ASIC does not support DMUB ctx-dmubsrv will de NULL if the ASIC does not support DMUB, which is tested in dmdmubswinit. However, it will be dereferenced in dmubhwlockmgrcmd if shouldusedmublock...

Vulnerability in the definition of the structure vba_vars_st{} in the drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.h file – a driver for supporting Direct Rendering Infrastructure (DRI) in AMD graphics cards for Linux operating systems. This vulnerability allows attackers to cause system failures.

The vulnerability in the definition of the structure vbavarsst in the drivers/gpu/drm/amd/display/dc/dml/displaymodevba.h module exists. This vulnerability is related to unvalidated array indexing in the driver that supports Direct Rendering Infrastructure DRI for AMD graphics cards in Linux-base...