CVEvulnerability
CVE-2025-40266
8.2 HIGH
Official page ↗
- Status
- Deferred
- Published
- 2025-12-04
- Last modified
- 2026-10-18
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- CVSS 3.1 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)
- 8.2 HIGH — CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
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.
References
- https://git.kernel.org/stable/c/103e17aac09cdd358133f9e00998b75d6c1f1518 git.kernel.org
- https://git.kernel.org/stable/c/bc1909ef38788f2ee3d8011d70bf029948433051 git.kernel.org
- https://git.kernel.org/stable/c/f9f1aed6c8a3427900da3121e1868124854569c3 git.kernel.org
- https://git.kernel.org/stable/c/fc3139d9f4c1fe1c7d5f25f99676bd8e9c6a1041 git.kernel.org