SEPTEMBER 18, 2026
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Case File

CVE-2026-89502

UNKNOWN · CVSS N/A EPSS 0.20%

Source: NVD + CISA KEV + EPSS · Published 2026-09-11 · Last synced 2026-09-18

CyberRota Analysis

AI-Generated

A vulnerability in the Linux kernel affects the handling of ring buffers, specifically when sub-buffers utilize an order greater than 0, leading to potential memory management issues. This flaw could result in improper memory allocation, potentially impacting system stability and performance. Organizations using affected Linux distributions should prioritize this issue to mitigate risks associated with system reliability and security.

CVE
CVE-2026-89502
Severity
UNKNOWN
CVSS
N/A
EPSS
0.20%
Linux

Original NVD 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.