UBUNTU-CVE-2024-42119

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Skip finding free audio for unknown engineid WHY ENGINEIDUNKNOWN = -1 and can not be used as an array index. Plus, it also means it is uninitialized and does not need free audio. HOW Skip and return NULL. This...

UBUNTU-CVE-2024-42120

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check pipe offset before setting vblank pipectx has a size of MAXPIPES so checking its index before accessing the array. This fixes an OVERRUN issue reported by Coverity...

CVE-2024-42119

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Skip finding free audio for unknown engineid WHY ENGINEIDUNKNOWN = -1 and can not be used as an array index. Plus, it also means it is uninitialized and does not need free audio. HOW Skip and return NULL. This...

CVE-2024-42121

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check index msgid before read or write WHAT msgid is used as an array index and it cannot be a negative value, and therefore cannot be equal to MODHDCPMESSAGEIDINVALID -1. HOW Check whether msgid is valid before...

UBUNTU-CVE-2024-42121

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check index msgid before read or write WHAT msgid is used as an array index and it cannot be a negative value, and therefore cannot be equal to MODHDCPMESSAGEIDINVALID -1. HOW Check whether msgid is valid before...

UBUNTU-CVE-2024-42227

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix overlapping copy within dmlcoremodeprogramming WHY &modelib-mp.Watermark and &locals-Watermark are the same address. memcpy may lead to unexpected behavior. HOW memmove should be used...

UBUNTU-CVE-2024-42122

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add NULL pointer check for kzalloc Why & How Check return pointer of kzalloc before using it...

UBUNTU-CVE-2024-42118

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Do not return negative stream id for array WHY resourcestreamtostreamidx returns an array index and it return -1 when not found; however, -1 is not a valid array index number. HOW When this happens, call ASSERT,...

CVE-2024-42227 drm/amd/display: Fix overlapping copy within dml_core_mode_programming

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix overlapping copy within dmlcoremodeprogramming WHY &modelib-mp.Watermark and &locals-Watermark are the same address. memcpy may lead to unexpected behavior. HOW memmove should be used...

CVE-2024-42227 drm/amd/display: Fix overlapping copy within dml_core_mode_programming

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix overlapping copy within dmlcoremodeprogramming WHY &modelib-mp.Watermark and &locals-Watermark are the same address. memcpy may lead to unexpected behavior. HOW memmove should be used...

CVE-2024-42227

CVE-2024-42227 affects the Linux kernel's drm/amd/display: fix overlapping copy within dml_core_mode_programming. The issue arises when &mode_lib->mp.Watermark and &locals->Watermark reference the same address, leading to unsafe memcpy behavior. The vulnerability is mitigated by replacing m...

CVE-2024-42227

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix overlapping copy within dmlcoremodeprogramming WHY &modelib-mp.Watermark and &locals-Watermark are the same address. memcpy may lead to unexpected behavior. HOW memmove should be used...

CVE-2024-42122 drm/amd/display: Add NULL pointer check for kzalloc

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add NULL pointer check for kzalloc Why & How Check return pointer of kzalloc before using it...

CVE-2024-42121 drm/amd/display: Check index msg_id before read or write

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check index msgid before read or write WHAT msgid is used as an array index and it cannot be a negative value, and therefore cannot be equal to MODHDCPMESSAGEIDINVALID -1. HOW Check whether msgid is valid before...

CVE-2024-42121

CVE-2024-42121 is a Linux kernel vulnerability affecting the DRM/AMD display path. The issue arises from how msg_id is used as an array index and can be negative (not equal to MOD_HDCP_MESSAGE_ID_INVALID, -1). The root cause is missing validation of msg_id before read/write operations, leading to...

CVE-2024-42122

CVE-2024-42122 concerns the Linux kernel’s drm/amd/display where a NULL pointer could be produced by kzalloc and used without checking. The fix adds a NULL pointer check before using the allocated memory. Affected subsystem: AMD display kernel code; root cause: missing validation of kzalloc retur...

CVE-2024-42121 drm/amd/display: Check index msg_id before read or write

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check index msgid before read or write WHAT msgid is used as an array index and it cannot be a negative value, and therefore cannot be equal to MODHDCPMESSAGEIDINVALID -1. HOW Check whether msgid is valid before...

CVE-2024-42121 drm/amd/display: Check index msg_id before read or write

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check index msgid before read or write WHAT msgid is used as an array index and it cannot be a negative value, and therefore cannot be equal to MODHDCPMESSAGEIDINVALID -1. HOW Check whether msgid is valid before...

CVE-2024-42122

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add NULL pointer check for kzalloc Why & How Check return pointer of kzalloc before using it...

CVE-2024-42120 drm/amd/display: Check pipe offset before setting vblank

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check pipe offset before setting vblank pipectx has a size of MAXPIPES so checking its index before accessing the array. This fixes an OVERRUN issue reported by Coverity...