Live › vulnerability › CVE-2026-59043
A race condition in the ARM LPAE block-unmap path of the kernel's io-pgtable code can corrupt memory. A local user with no extra privileges can use it to escalate to higher privileges.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-11-02 20:35 UTC. All times on this page are UTC.
Affects systems running a kernel built with the io-pgtable ARM LPAE driver, typically ARM servers and devices using IOMMU page tables. Any local account on such a machine could be the starting point. Sources do not state which kernel versions or configurations are vulnerable.
No product ranges from the sources yet.
Unknown from the sources.
No fix yet, per the sources.
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
In arm_lpae_split_blk_unmap of io-pgtable-arm-common.c, there is a possible memory corruption due to a race condition. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
This page as .md · .json · in your agent: get_signal("CVE-2026-59043")
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