CVE-2021-29631
N/A
N/A
Summary
In FreeBSD 13.0-STABLE before n246941-20f96f215562, 12.2-STABLE before r370400, 11.4-STABLE before r370399, 13.0-RELEASE before p4, 12.2-RELEASE before p10, and 11.4-RELEASE before p13, certain VirtIO-based device models in bhyve failed to handle errors when fetching I/O descriptors. A malicious guest may cause the device model to operate on uninitialized I/O vectors leading to memory corruption, crashing of the bhyve process, and possibly arbitrary code execution in the bhyve process.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| n/a | FreeBSD | FreeBSD 13.0-RELEASE before p4, 12.2-RELEASE before p10, 11.4-RELEASE before p13 | affected |
Weaknesses
- Use of Uninitialized Resource
ADP Enrichment
CVE Program Container
Additional References
- https://security.FreeBSD.org/advisories/FreeBSD-SA-21:13.bhyve.asc
- https://security.netapp.com/advisory/ntap-20210923-0004/
References
- https://security.FreeBSD.org/advisories/FreeBSD-SA-21:13.bhyve.asc
- https://security.netapp.com/advisory/ntap-20210923-0004/
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