CVE-2023-53248

MEDIUM EPSS 3.2%
Published Sep 15, 20259mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Sep 15, 2025 9mo ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: install stub fence into potential unused fence pointers When using cpu to update page tables, vm update fences are unused. Install stub fence into these fence pointers instead of NULL to avoid NULL dereference when calling dma_fence_wait() on them.

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
3.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 2

VendorProductVersionRange
linuxlinux_kernel*≥4.2  –  <6.1.47
linuxlinux_kernel*≥6.2  –  <6.4.12

References 3

  • git.kernel.org https://git.kernel.org/stable/c/187916e6ed9d0c3b3abc27429f7a5f8c936bd1f0
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/78b25110eb8c6990f7f5096bc0136c12a2b4cc99
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/aa9e9ba5748c524eb0925a2ef6984b78793646d6
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/187916e6ed9d0c3b3abc27429f7a5f8c936bd1f0
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/78b25110eb8c6990f7f5096bc0136c12a2b4cc99
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/aa9e9ba5748c524eb0925a2ef6984b78793646d6
    Patch