CVE-2025-40266
KVM: arm64: Check the untrusted offset in FF-A memory share
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Dec 4, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
6211753fdfd05af9e08f54c8d0ba3ee516034878 < fc3139d9f4c1fe1c7d5f25f99676bd8e9c6a1041 6211753fdfd05af9e08f54c8d0ba3ee516034878 < bc1909ef38788f2ee3d8011d70bf029948433051 6211753fdfd05af9e08f54c8d0ba3ee516034878 < f9f1aed6c8a3427900da3121e1868124854569c3 6211753fdfd05af9e08f54c8d0ba3ee516034878 < 103e17aac09cdd358133f9e00998b75d6c1f1518
Linux / Linux
3.11
References
git.kernel.org: https://git.kernel.org/stable/c/fc3139d9f4c1fe1c7d5f25f99676bd8e9c6a1041 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/103e17aac09cdd358133f9e00998b75d6c1f1518