CVE-2024-43110
Description
The ctl_request_sense function could expose up to three bytes of the kernel heap to userspace. Malicious software running in a guest VM that exposes virtio_scsi can exploit the vulnerabilities to achieve code execution on the host in the bhyve userspace process, which typically runs as root. Note that bhyve runs in a Capsicum sandbox, so malicious code is constrained by the capabilities available to the bhyve process. A malicious iSCSI initiator could achieve remote code execution on the iSCSI target host.
How to fix
- freebsd freebsd13.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| freebsd freebsd | 13.0 ≤ v < 13.3, 13.3, 13.4, 14.0, 14.1 | 13.3 |
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