CVE-2022-50393

MEDIUM EPSS 4.0%

Published Sep 18, 20259mo ago · Modified Jun 17, 20261w ago

5.5 CVSS 3.1

Medium

Published Sep 18, 2025 9mo ago

Last Modified Jun 17, 2026 1w ago

Description

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

CVSS Details

Base Score

5.5

Exploitability

1.8

Impact

3.6

Vector string

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector Local

Attack Complexity Low

Privileges Required Low

User Interaction None

Scope Unchanged

Confidentiality None

Integrity None

Availability High

Threat Intelligence

EPSS Exploit Probability

4.0% percentile

Exploit & Patch Status

No Known Exploit

Patch Available

Affected Products 2

Vendor	Product	Version	Range
linux	linux_kernel	*	≥4.2 – <5.19.17
linux	linux_kernel	*	≥6.0 – <6.0.3

References 3

git.kernel.org https://git.kernel.org/stable/c/3913f0179ba366f7d7d160c506ce00de1602bbc4

Patch
git.kernel.org https://git.kernel.org/stable/c/4ff3d517cebe8a29b9f3c302b5292bb1ce291e00

Patch
git.kernel.org https://git.kernel.org/stable/c/b892c57a3a04c8de247ab9ee08a0a8cf53290e19

Patch

Remediation

git.kernel.org https://git.kernel.org/stable/c/3913f0179ba366f7d7d160c506ce00de1602bbc4

Patch
git.kernel.org https://git.kernel.org/stable/c/4ff3d517cebe8a29b9f3c302b5292bb1ce291e00

Patch
git.kernel.org https://git.kernel.org/stable/c/b892c57a3a04c8de247ab9ee08a0a8cf53290e19

Patch