CVE-2026-89502

Impact

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.

Affected packages

This record carries no package version data, so it cannot be matched against a dependency list automatically. Read the advisory and compare your version by hand.

References

• NVD record
• CVE.org record
• https://git.kernel.org/stable/c/234b1a72e9706fe20c08c96f4374ec8e83b934cb
• https://git.kernel.org/stable/c/77275ccea06eaf297e8e6ac3fc830cb72086379a
• https://git.kernel.org/stable/c/81063bbb16c4fcf0136c9117d5e49d3621dd6a1e
• https://git.kernel.org/stable/c/8c1ecdcdea738efe0494af908f12c0ae3a97fffa