AUGUST 4, 2026
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Case File

CVE-2025-40266

HIGH · CVSS 8.2 EPSS 0.15%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2025-12-04 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.2. It affects Linux.

CVE
CVE-2025-40266
Severity
HIGH
CVSS
8.2
EPSS
0.15%
Linux

Original NVD Description

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Check the untrusted offset in FF-A memory share Verify the offset to prevent OOB access in the hypervisor FF-A buffer in case an untrusted large enough value [U32_MAX - sizeof(struct ffa_composite_mem_region) + 1, U32_MAX] is set from the host kernel.