Unrated severityNVD Advisory· Published Sep 11, 2026
CVE-2026-89501
CVE-2026-89501
Description
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().
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1Patches
Vulnerability mechanics
References
4News mentions
0No linked articles in our index yet.