CVE-2026-68249
Received Received - Intake

AMDGPU SDMA5.0 Kernel Bug Fix Replaces BUG_ON with WARN_ON

Vulnerability report for CVE-2026-68249, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

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/sdma5.0: replace BUG_ON() with WARN_ON() There's no need to crash the kernel for these cases. (cherry picked from commit 8d144a0eb09537055841af48c9e7c2d4cd48e84d)

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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
EUVD

Affected Vendors & Products

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

Helpful Resources

Exploitability

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CWE ID Description
CWE-UNKNOWN

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Executive Summary

This vulnerability involves a change in the Linux kernel's AMDGPU SDMA5.0 driver where a BUG_ON() call was replaced with WARN_ON(). BUG_ON() would crash the kernel when triggered, while WARN_ON() only issues a warning, allowing the system to continue running.

Impact Analysis

This vulnerability does not directly impact users as it was fixed by replacing a kernel crash mechanism with a warning. However, if the original BUG_ON() condition was triggered, it could have caused system crashes.

Mitigation Strategies

Update the Linux kernel to a version that includes the fix for this vulnerability. The specific change replaces BUG_ON() with WARN_ON() in the AMDGPU SDMA5.0 driver to prevent kernel crashes.

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