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CVE PROGRAM SOURCE RECORDUnscored

CVE-2026-89502

ring-buffer: Free cpu_buffer::free_page with subbuf_order

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Status
Published
Published
Updated
Assigning organization
Linux

Description

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 products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • f9b94daa542a8d2532f0930f01cd9aec2d19621b to < 77275ccea06eaf297e8e6ac3fc830cb72086379aaffected
  • f9b94daa542a8d2532f0930f01cd9aec2d19621b to < 8c1ecdcdea738efe0494af908f12c0ae3a97fffaaffected
  • f9b94daa542a8d2532f0930f01cd9aec2d19621b to < 81063bbb16c4fcf0136c9117d5e49d3621dd6a1eaffected
  • f9b94daa542a8d2532f0930f01cd9aec2d19621b to < 234b1a72e9706fe20c08c96f4374ec8e83b934cbaffected

Linux Linux

Default version status: affected

  • 6.8affected
  • 0 to < 6.8unaffected
  • 6.12.109 to ≤ 6.12.*unaffected
  • 6.18.50 to ≤ 6.18.*unaffected
  • 7.2.4 to ≤ 7.2.*unaffected
  • 7.3 to ≤ *unaffected

References