CVE-2026-90289: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: 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 is like MAXDISPLAYCOUNT. Hence we're off by one with DRM core, which...

CVE-2026-93176: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix dangling pointer in plane reset function amdgpudmplanedrmplanereset frees the old state before allocating a new one. If kzalloc fails, the function returns without updating the state pointer, leaving a dangli...

CVE-2026-93068: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix DM I2C teardown race DM I2C adapters can remain visible to userspace while DM teardown is already in progress. A concurrent i2c-dev transfer may then enter amdgpudmi2cxfer after the backing DM state has been...

AZL-101187 CVE-2026-90035 affecting package kernel 6.6.152.1-1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix division by zero in getestimatedbw getestimatedbw divides by link-dpiabwallocconfig.bwgranularity, which is zeroed by resetbwallocstruct and only populated once DPTUNNELINGBWALLOCCAPCHANGED has been handled...

DEBIAN-CVE-2026-89819

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: validate plane degamma LUT size for private color prop Unlike the CRTC degamma path, which is guarded by amdgpudmverifylutsizes, the per-plane degamma LUT size was never validated before use. setdmplanedegamma...

AZL-101474 CVE-2026-89821 affecting package kernel 6.6.152.1-1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: avoid divide-by-zero in islutlinear islutlinear computes the expected value of each entry with expected = i MAXDRMLUTVALUE / size - 1; If it is ever called with a single-entry LUT, size - 1 is zero and the kernel...

DEBIAN-CVE-2026-89821

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: avoid divide-by-zero in islutlinear islutlinear computes the expected value of each entry with expected = i MAXDRMLUTVALUE / size - 1; If it is ever called with a single-entry LUT, size - 1 is zero and the kernel...

CVE-2026-89820

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix dclock leak on GPU reset error paths On GPU reset, dmsuspend takes dclock and leaves it for dmresume to drop. If amdgpudmcommitzerostreams or dmdmubhwinit fails, the function returns with the lock still held...

CVE-2026-89819

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: validate plane degamma LUT size for private color prop Unlike the CRTC degamma path, which is guarded by amdgpudmverifylutsizes, the per-plane degamma LUT size was never validated before use. setdmplanedegamma...

CVE-2026-89821

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: avoid divide-by-zero in islutlinear islutlinear computes the expected value of each entry with expected = i MAXDRMLUTVALUE / size - 1; If it is ever called with a single-entry LUT, size - 1 is zero and the kernel...

DEBIAN-CVE-2026-89820

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix dclock leak on GPU reset error paths On GPU reset, dmsuspend takes dclock and leaves it for dmresume to drop. If amdgpudmcommitzerostreams or dmdmubhwinit fails, the function returns with the lock still held...

CVE-2026-90035 drm/amd/display: fix division by zero in get_estimated_bw()

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix division by zero in getestimatedbw getestimatedbw divides by link-dpiabwallocconfig.bwgranularity, which is zeroed by resetbwallocstruct and only populated once DPTUNNELINGBWALLOCCAPCHANGED has been handled...

CVE-2026-90035 drm/amd/display: fix division by zero in get_estimated_bw()

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix division by zero in getestimatedbw getestimatedbw divides by link-dpiabwallocconfig.bwgranularity, which is zeroed by resetbwallocstruct and only populated once DPTUNNELINGBWALLOCCAPCHANGED has been handled...

CVE-2026-89821 drm/amd/display: avoid divide-by-zero in __is_lut_linear()

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: avoid divide-by-zero in islutlinear islutlinear computes the expected value of each entry with expected = i MAXDRMLUTVALUE / size - 1; If it is ever called with a single-entry LUT, size - 1 is zero and the kernel...

EUVD-2026-80421

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: avoid divide-by-zero in islutlinear islutlinear computes the expected value of each entry with expected = i MAXDRMLUTVALUE / size - 1; If it is ever called with a single-entry LUT, size - 1 is zero and the kernel...

CVE-2026-89821

CVE-2026-89821 affects the Linux kernel DRM AMD display subsystem. The function __is_lut_linear() computes each LUT entry as i * MAX_DRM_LUT_VALUE / (size - 1). When called with a single-entry LUT , the divisor becomes zero, triggering a kernel divide error (#DE) . Since a LUT with fewer than two...

CVE-2026-89820 drm/amd/display: fix dc_lock leak on GPU reset error paths

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix dclock leak on GPU reset error paths On GPU reset, dmsuspend takes dclock and leaves it for dmresume to drop. If amdgpudmcommitzerostreams or dmdmubhwinit fails, the function returns with the lock still held...

CVE-2026-89820 drm/amd/display: fix dc_lock leak on GPU reset error paths

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix dclock leak on GPU reset error paths On GPU reset, dmsuspend takes dclock and leaves it for dmresume to drop. If amdgpudmcommitzerostreams or dmdmubhwinit fails, the function returns with the lock still held...

EUVD-2026-80420

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix dclock leak on GPU reset error paths On GPU reset, dmsuspend takes dclock and leaves it for dmresume to drop. If amdgpudmcommitzerostreams or dmdmubhwinit fails, the function returns with the lock still held...

CVE-2026-89820

CVE-2026-89820 affects the Linux kernel 's drm/amd/display subsystem. On GPU reset, dm_suspend() acquires the dc_lock and defers its release to dm_resume(). If amdgpu_dm_commit_zero_streams() or dm_dmub_hw_init() fails, the error path returns without releasing the lock , causing every subsequent ...