cvedb.io
CVE-2021-47087
HIGH · CVSS 7.8
EPSS exploitation probability: 0%
Published 2024-03-04T18:15:07.457 · Last modified 2026-08-04T10:16:44.987

Summary

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 products

linux — linux_kernel

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.