CVE-2023-52825

MEDIUM

Linux Kernel - Use-After-Free via Race Condition in SVM VRAM Buffer Unref

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Fix a race condition of vram buffer unref in svm code prange->svm_bo unref can happen in both mmu callback and a callback after migrate to system ram. Both are async call in different tasks. Sync svm_bo unref operation to avoid random "use-after-free".

References (5)

Core 5

Scores

CVSS v3 5.5
EPSS 0.0017
EPSS Percentile 7.0%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-362
Status published
Products (13)
Linux/Linux < 5.14
Linux/Linux 5.14
Linux/Linux 5.15.140 - 5.15.*
Linux/Linux 6.1.64 - 6.1.*
Linux/Linux 6.5.13 - 6.5.*
Linux/Linux 6.6.3 - 6.6.*
Linux/Linux 6.7
Linux/Linux e49fe4040a10c1cd3b215c511f658d15aa7c8be9 - 50f35a907c4f9ed431fd3dbb8b871ef1cbb0718e
Linux/Linux e49fe4040a10c1cd3b215c511f658d15aa7c8be9 - 709c348261618da7ed89d6c303e2ceb9e453ba74
Linux/Linux e49fe4040a10c1cd3b215c511f658d15aa7c8be9 - 7d43cdd22cd81a2b079e864c4321b9aba4c6af34
... and 3 more
Published May 21, 2024
Tracked Since Feb 18, 2026