CVE-2025-71300
kernel: Revert "arm64: zynqmp: Add an OP-TEE node to the device tree"
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Severity
LowRed Hat Product Security
CVSS
Review impact separately from score.
Published · May 8, 2026
Updated · October 20, 2026
Description
A flaw was found in the Linux kernel, specifically within the OP-TEE (Open Portable Trusted Execution Environment) integration with U-Boot. The U-Boot's OP-TEE logic automatically injects a reserved-memory node into the kernel device tree. However, a manually defined OP-TEE node in zynqmp.dtsi interferes with this process, leading to memory access violations during runtime. This issue can result in system instability or denial of service.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CWE-909 · Missing Initialization of Resource