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CVE-2021-47087

HIGH CVSS: 7.8 Published: 2024-03-04 Modified: 2026-08-04

Description

In the Linux kernel, the following vulnerability has been resolved: tee: optee: Fix incorrect page free bug Pointer to the allocated pages (struct page *page) has already progressed towards the end of allocation. It is incorrect to perform __free_pages(page, order) using this pointer as we would free any arbitrary pages. Fix this by stop modifying the page pointer.

Affected Platforms

Linux Linux Kernel

Weakness Type

CWE-763

References