CVE-2022-50393

CVE-2022-50393

High · published September 18, 2025

CVSS v3.1
7.8
EPSS
0%
Percentile
5.5
In the wild
Unconfirmed
What it is

In the Linux kernel, the following vulnerability has been resolved:

drm/amdgpu: SDMA update use unlocked iterator

SDMA update page table may be called from unlocked context, this

generate below warning. Use unlocked iterator to handle this case.

WARNING: CPU: 0 PID: 1475 at

drivers/dma-buf/dma-resv.c:483 dma_resv_iter_next

Call Trace:

dma_resv_iter_first+0x43/0xa0

amdgpu_vm_sdma_update+0x69/0x2d0 [amdgpu]

amdgpu_vm_ptes_update+0x29c/0x870 [amdgpu]

amdgpu_vm_update_range+0x2f6/0x6c0 [amdgpu]

svm_range_unmap_from_gpus+0x115/0x300 [amdgpu]

svm_range_cpu_invalidate_pagetables+0x510/0x5e0 [amdgpu]

__mmu_notifier_invalidate_range_start+0x1d3/0x230

unmap_vmas+0x140/0x150

unmap_region+0xa8/0x110

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00166 · 5.5th percentile
Published
2025-09-18T18:15Z
Affected products (2)
ProductVersionsFixed in
linux/linux_kernel≥ 4.2, < 5.19.175.19.17
linux/linux_kernel≥ 6.0, < 6.0.36.0.3
References (3)
EPSS history
Timeline
  • 18 SEP 13:33Z
    drm/amdgpu: SDMA update use unlocked iterator
    cvelistv5