CVE-2022-50354 — NULL Pointer Dereference in Linux

CWE-476 — NULL Pointer Dereference6 documents6 sources

Severity

5.5MEDIUMNVD

EPSS

0.0%

top 97.72%

CISA KEV

Not in KEV

Exploit

No known exploits

Affected products

Linux Linux Kernel Debian Linux

Timeline

PublishedSep 17

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Fix kfd_process_device_init_vm error handling Should only destroy the ib_mem and let process cleanup worker to free the outstanding BOs. Reset the pointer in pdd->qpd structure, to avoid NULL pointer access in process destroy worker. BUG: kernel NULL pointer dereference, address: 0000000000000010 Call Trace: amdgpu_amdkfd_gpuvm_unmap_gtt_bo_from_kernel+0x46/0xb0 [amdgpu] kfd_process_device_destroy_cwsr_dgpu+0x40/0…

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages4 packages

▶NVDlinux/linux_kernel5.16 — 6.0.19+1

▶Debianlinux/linux_kernel< 6.1.7-1+2

▶CVEListV5linux/linux68df0f195a689bbb0f92bfeadee6edd90c79c31f — b6e78bd3bf2eb964c95eb2596d3cd367307a20b5+3

▶debiandebian/linux< linux 6.1.7-1 (bookworm)

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

OSV

CVE-2022-50354: In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Fix kfd_process_device_init_vm error handling Should only destroy the↗2025-09-17

▶

GHSA

GHSA-5q8v-g9hq-mvpx: In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Fix kfd_process_device_init_vm error handling Should only destroy th↗2025-09-17

▶

📋Vendor Advisories

Red Hat

kernel: Linux kernel: NULL pointer dereference in drm/amdkfd leads to Denial of Service↗2025-09-17

▶

Debian

CVE-2022-50354: linux - In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd:...↗2022

▶

💬Community

Bugzilla

CVE-2022-50354 kernel: Linux kernel: NULL pointer dereference in drm/amdkfd leads to Denial of Service↗2025-09-17

▶