UNKNOWN NVD
CVE-2026-89501
In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Hold cpu_buffer::lock when resizing a subbuf Because, ring_buffer_subbuf_orde
In the Linux kernel, the following vulnerability has been resolved:
ring-buffer: Hold cpu_buffer::lock when resizing a subbuf
Because, ring_buffer_subbuf_order_set() can clear cpu_buffer->free_page,
hold cpu_buffer->lock to prevent races with
ring_buffer_alloc_read_page() and ring_buffer_free_read_page().
References
- https://git.kernel.org/stable/c/24974bd0da1b47fd56c975533ead50abf754e74d
- https://git.kernel.org/stable/c/6fcb0b745a0b80df62eae4a93ce52a2d061f4ac2
- https://git.kernel.org/stable/c/8a496aaa3da6e8d545896c2370c7e617cc931ae2
- https://git.kernel.org/stable/c/bf242baf58de03467f226c8e29554c9495dca7fc
This unknown severity vulnerability was published on 2026-09-11 via NVD.
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