Linux Kernel Security Vulnerabilities

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 an uninitialized return value of the amdgputtmclearbuffer function...

CVE-2025-21990: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: NULL-check BO's backing store when determining GFX12 PTE flags PRT BOs may not have any backing store, so bo-tbo.resource will be NULL. Check for that before dereferencing. cherry picked from commit...

amdgpu_dm Atomic Check DoS

Vulnerability of the amdgpudmatomiccheck function in the driver/gpu/drm/amd/display/amdgpudm/amdgpudm.c file – The driver for Linux operating system graphics cards that support Direct Rendering Infrastructure DRI is vulnerable due to a pointer issue related to NULL pointers. Exploiting this...

amdgpu_amdkfd_gpuvm Heap Buffer Overflow DoS

Vulnerability of the kfdmemdmaunmapuserptr function in the drivers/gpu/drm/amd/amdgpu/amdgpuamdkfdgpuvm.c file – The drivers for AMD GPU cores in Linux operating systems are vulnerable to a memory leak issue before the last reference is freed. Exploiting this vulnerability could allow an attacker...

CVE-2025-21956: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Assign normalizedpixclk when color depth = 14 WHY & HOW A warning message "WARNING: CPU: 4 PID: 459 at ... /dcresource.c:3397 calculatephypixclks+0xef/0x100 amdgpu" occurs because the displaycolordepth ==...

amdgpu_job_prepare_job Heap Buffer Overflow DoS

The vulnerability of the amdgpujobpreparejob function in the driver’s code drivers/gpu/drm/amd/amdgpu/amdgpujob.c in the Linux kernel is related to deficiencies in handling exceptional conditions. Exploiting this vulnerability can allow an attacker to cause a service failure...

amdgpudebugfs Heap Buffer Overflow Privilege Escalation

The vulnerability of the amdgpudebugfs regssmcread function in the drivers/gpu/drm/amd/amdgpu/amdgpudebugfs.c module of the Linux operating system is related to the execution of operations outside of the buffer in memory. Exploiting this vulnerability can allow an attacker to gain elevated...

Linux DRM/AMD DoS

The vulnerability of DRM/AMD kernel components in the Linux operating system is related to the assignment of the NULL pointer in the amdgpuatifcall function. Exploiting this vulnerability can allow a hacker to trigger a service failure...

amdgpudebugfs regs_smc_read() function Heap Buffer Overflow DoS

The vulnerability of the amdgpudebugfs regssmcread function in the drivers/gpu/drm/amd/amdgpu/amdgpudebugfs.c module of the Linux operating system is related to the copying of buffers without checking the size of the input data a classic buffer overflow attack. Exploiting this vulnerability could...

amdgpu_dm_mst_types Heap Buffer Overflow DoS

The vulnerability of the isdscneedrecompute function in the drivers/gpu/drm/amd/display/amdgpudm/amdgpudmmsttypes.c file of the DRI support driver for AMD graphics cards in Linux operating systems is related to pointer manipulation. Exploiting this vulnerability could allow an attacker to cause a...

Linux Kernel AMD GPU DM Buffer Overflow DoS

The vulnerability of the dmhelpersdpmstsendpayloadallocation function in the drivers/gpu/drm/amd/display/amdgpudm/amdgpudmhelpers.c kernel of the Linux operating system is related to the use of pointers. Exploiting this vulnerability could allow an attacker to cause a service failure...

Linux AMD GPU cik_ih_get_wptr Heap Buffer Overflow DoS

The vulnerability of the cikihgetwptr function in the drivers/gpu/drm/amd/amdgpu/cikih.c module of the Linux operating system is related to the copying of buffers without checking the size of the input data a classic buffer overflow attack. Exploiting this vulnerability can allow an attacker to...

Fedora 40 : linux-firmware (2025-3110d5f423)

The remote Fedora 40 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2025-3110d5f423 advisory. Update to upstream 20250311: amdgpu: many firmware updates qcom: Update gpu firmwares for qcs8300 chipset add firmware for qat420xx devices amdgpu:...

Security update for the Linux Kernel (Live Patch 58 for SLE 12 SP5)

This update for the Linux Kernel 4.12.14-122222 fixes several issues. The following security issues were fixed: CVE-2024-46818: drm/amd/display: Check gpioid before used as array index bsc1231204. CVE-2024-50302: HID: core: zero-initialize the report buffer bsc1233679. CVE-2022-48792: scsi: pm800...

Fedora 41 : linux-firmware (2025-7f56eb37a0)

The remote Fedora 41 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2025-7f56eb37a0 advisory. Update to upstream 20250311: amdgpu: many firmware updates qcom: Update gpu firmwares for qcs8300 chipset add firmware for qat420xx devices amdgpu:...

CLSA-2025-1741624133 kernel: Fix of 5 CVEs

HID: core: zero-initialize the report buffer CVE-2024-50302 - Revert "drm/amdgpu: add missing size check in amdgpudebugfsgprwaveread" - drm/amd/amdgpu: Fix GPR read from debugfs v2 CVE-2024-50282 - USB: serial: ioedgeport: fix use after free in debug printk CVE-2024-50267 - wifi: iwlegacy: Clear...

PT-2025-14487

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue concerns a NULL-check in the Linux kernel's drm/amdgpu component when determining GFX12 PTE flags. Specifically, PRT BOs may not have any backing store, resulting in a NULL...

CVE-2025-21842

In the Linux kernel, the following vulnerability has been resolved: amdkfd: properly free gangctxbo when failed to init user queue The destructor of a gtt bo is declared as void amdgpuamdkfdfreegttmemstruct amdgpudevice adev, void memobj; Which takes void as the second parameter. GCC allows passi...

UBUNTU-CVE-2025-21842

In the Linux kernel, the following vulnerability has been resolved: amdkfd: properly free gangctxbo when failed to init user queue The destructor of a gtt bo is declared as void amdgpuamdkfdfreegttmemstruct amdgpudevice adev, void memobj; Which takes void as the second parameter. GCC allows passi...

SUSE CVE-2024-58052

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix potential NULL pointer dereference in atomctrlgetsmcsclkrangetable The function atomctrlgetsmcsclkrangetable does not check the return value of smuatomgetdatatable. If smuatomgetdatatable fails to retrieve SMUInfo...