CVE-2025-68196
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-12-16

Last updated on: 2025-12-18

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Cache streams targeting link when performing LT automation [WHY] Last LT automation update can cause crash by referencing current_state and calling into dc_update_planes_and_stream which may clobber current_state. [HOW] Cache relevant stream pointers and iterate through them instead of relying on the current_state.
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Meta Information
Published
2025-12-16
Last Modified
2025-12-18
Generated
2026-06-16
AI Q&A
2025-12-16
EPSS Evaluated
2026-06-15
NVD
CVE-2025-68196
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Showing 1 associated CPE
Vendor Product Version / Range
linux linux_kernel *
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CWE ID Description
CWE-UNKNOWN
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Executive Summary

This vulnerability in the Linux kernel's drm/amd/display component involves the last LT automation update causing a crash. The issue arises because the code references current_state and calls dc_update_planes_and_stream, which may overwrite or clobber current_state. The fix involves caching relevant stream pointers and iterating through them instead of relying directly on current_state.

Impact Analysis

The vulnerability can cause the Linux kernel to crash when performing LT automation in the AMD display driver. This could lead to system instability or downtime on affected systems using this component.

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