CVE-2023-52634

Summary (CVE-2023-52634) : In the Linux kernel, the DRM/AMD display driver had a logic issue in the disable_otg_wa path that could cause a system hang during HDMI mode switches due to simultaneous FIFO/HPO state changes. The root cause was that enabling/disabling FIFO could affect multiple regist...

CVE-2024-26660

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Implement bounds check for stream encoder creation in DCN301 'streamencregs' array is an array of dcn10streamencregisters structures. The array is initialized with four elements, corresponding to the four calls t...

CVE-2024-26661

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add NULL test for 'timing generator' in 'dcn21setpipe' In "u32 otginst = pipectx-streamres.tg-inst;" pipectx-streamres.tg could be NULL, it is relying on the caller to ensure the tg is not NULL...

New ZenHammer Attack Bypasses Rowhammer Defenses on AMD CPUs

Cybersecurity researchers from ETH Zurich have developed a new variant of the RowHammer DRAM dynamic random-access memory attack that, for the first time, successfully works against AMD Zen 2 and Zen 3 systems despite mitigations such as Target Row Refresh TRR. "This result proves that AMD system...

SUSE CVE-2023-52625

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Refactor DMCUB enter/exit idle interface Why We can hang in place trying to send commands when the DMCUB isn't powered on. How We need to exit out of the idle state prior to sending a command, but the process tha...

SUSE CVE-2024-26647

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix late derefrence 'dsc' check in 'linksetdscppspacket' In linksetdscppspacket, 'struct displaystreamcompressor dsc' was dereferenced in a DCLOGGERINITdsc-ctx-logger; before the 'dsc' NULL pointer check. Fixes t...

CVE-2024-26648

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix variable deferencing before NULL check in edpsetupreplay In edpsetupreplay, 'struct dc dc' & 'struct dmubreplay replay' was dereferenced before the pointer 'link' & 'replay' NULL check. Fixes the below:...

CVE-2024-26647

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix late derefrence 'dsc' check in 'linksetdscppspacket' In linksetdscppspacket, 'struct displaystreamcompressor dsc' was dereferenced in a DCLOGGERINITdsc-ctx-logger; before the 'dsc' NULL pointer check. Fixes t...

PT-2024-26744

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue arises when disabling the stream encoder in the Linux kernel's drm/amd/display module, which invokes a function that no longer exists. This can cause a crash. The problem occur...

CVE-2023-52624

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Wake DMCUB before executing GPINT commands Why DMCUB can be in idle when we attempt to interface with the HW through the GPINT mailbox resulting in a system hang. How Add dcwakeandexecutegpint to wrap the wake,...

AZL-54966 CVE-2024-26647 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix late derefrence 'dsc' check in 'linksetdscppspacket' In linksetdscppspacket, 'struct displaystreamcompressor dsc' was dereferenced in a DCLOGGERINITdsc-ctx-logger; before the 'dsc' NULL pointer check. Fixes t...

CVE-2024-26648

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix variable deferencing before NULL check in edpsetupreplay In edpsetupreplay, 'struct dc dc' & 'struct dmubreplay replay' was dereferenced before the pointer 'link' & 'replay' NULL check. Fixes the below:...

DEBIAN-CVE-2024-26648

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix variable deferencing before NULL check in edpsetupreplay In edpsetupreplay, 'struct dc dc' & 'struct dmubreplay replay' was dereferenced before the pointer 'link' & 'replay' NULL check. Fixes the below:...

CVE-2024-26647

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix late derefrence 'dsc' check in 'linksetdscppspacket' In linksetdscppspacket, 'struct displaystreamcompressor dsc' was dereferenced in a DCLOGGERINITdsc-ctx-logger; before the 'dsc' NULL pointer check. Fixes t...

CVE-2023-52625

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Refactor DMCUB enter/exit idle interface Why We can hang in place trying to send commands when the DMCUB isn't powered on. How We need to exit out of the idle state prior to sending a command, but the process tha...

DEBIAN-CVE-2023-52625

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Refactor DMCUB enter/exit idle interface Why We can hang in place trying to send commands when the DMCUB isn't powered on. How We need to exit out of the idle state prior to sending a command, but the process tha...

CVE-2023-52624

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Wake DMCUB before executing GPINT commands Why DMCUB can be in idle when we attempt to interface with the HW through the GPINT mailbox resulting in a system hang. How Add dcwakeandexecutegpint to wrap the wake,...

DEBIAN-CVE-2023-52624

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Wake DMCUB before executing GPINT commands Why DMCUB can be in idle when we attempt to interface with the HW through the GPINT mailbox resulting in a system hang. How Add dcwakeandexecutegpint to wrap the wake,...

CVE-2024-26648

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix variable deferencing before NULL check in edpsetupreplay In edpsetupreplay, 'struct dc dc' & 'struct dmubreplay replay' was dereferenced before the pointer 'link' & 'replay' NULL check. Fixes the below:...

CVE-2023-52625

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Refactor DMCUB enter/exit idle interface Why We can hang in place trying to send commands when the DMCUB isn't powered on. How We need to exit out of the idle state prior to sending a command, but the process tha...