PT-2026-90218 · Linux · Linux

CVE-2026-89502

Published

2026-09-11

Updated

2026-09-11

None

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In the Linux kernel, the following vulnerability has been resolved:

ring-buffer: Free cpu buffer::free page with subbuf order

When sub-buffers use an order greater than 0, cpu buffer->free page is allocated with subbuf order. Use the correct order for cpu buffer->free page.

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CVE-2026-89502

Linux