CVE-2026-68114
Received Received - Intake

AMDGPU GFX12.1 Kernel BUG_ON Replacement

Publication date: 2026-08-10

Last updated on: 2026-08-10

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/gfx12.1: replace BUG_ON() with WARN_ON() There's no need to crash the kernel for these cases. (cherry picked from commit e4d99e04b2e9b13b97d3b17804c735f62689db23)

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Meta Information

Published
2026-08-10
Last Modified
2026-08-10
Generated
2026-08-10
AI Q&A
2026-08-10
EPSS Evaluated
N/A
NVD
CVE-2026-68114
EUVD
EUVD-2026-55495

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
linux linux_kernel *

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Exploitability

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CWE ID Description
CWE-UNKNOWN

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Executive Summary

This vulnerability involves the Linux kernel's AMD GPU driver for the gfx12.1 architecture. The issue is that the kernel uses BUG_ON() to handle certain error conditions, which forces a kernel crash when triggered. The fix replaces BUG_ON() with WARN_ON(), which only issues a warning instead of crashing the system.

Detection Guidance

This vulnerability is specific to the Linux kernel's AMD GPU driver (gfx12.1) and does not have a direct detection method via network or system commands. It involves a kernel crash scenario that can be identified through kernel logs or system crashes related to AMD GPU operations.

Impact Analysis

This vulnerability could cause unexpected system crashes if the affected GPU driver encounters specific error conditions. Replacing BUG_ON() with WARN_ON() prevents these crashes by issuing warnings instead, improving system stability.

Mitigation Strategies

Update your Linux kernel to the latest version that includes the fix for this vulnerability. Monitor kernel logs for AMD GPU-related crashes and apply patches or updates provided by your Linux distribution.

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