CVEvulnerability
CVE-2020-15687
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2020-08-31
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
Description
Missing access control restrictions in the Hypervisor component of the ACRN Project (v2.0 and v1.6.1) allow a malicious entity, with root access in the Service VM userspace, to abuse the PCIe assign/de-assign Hypercalls via crafted ioctls and payloads. This attack results in a corrupt state and Denial of Service (DoS) for previously assigned PCIe devices to the Service VM at runtime.
Affected configurations
• linuxfoundation acrn 1.6.1
• linuxfoundation acrn 2.0
References
- https://projectacrn.github.io/2.1/asa.html#addressed-in-acrn-v2-1 Third Party Advisory
- https://projectacrn.github.io/latest/ Third Party Advisory
- https://projectacrn.github.io/latest/developer-guides/hld/split-dm.html Third Party Advisory
- https://projectacrn.github.io/2.1/asa.html#addressed-in-acrn-v2-1 Third Party Advisory
- https://projectacrn.github.io/latest/ Third Party Advisory
- https://projectacrn.github.io/latest/developer-guides/hld/split-dm.html Third Party Advisory