CVE-2021-29631

Summary

CVECVE-2021-29631
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-08-30 18:15:00 UTC
Updated2021-12-14 21:37:00 UTC
DescriptionIn 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.

Risk And Classification

Problem Types: CWE-908

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Freebsd Freebsd 11.4 - All All
Operating System Freebsd Freebsd 11.4 p1 All All
Operating System Freebsd Freebsd 11.4 p10 All All
Operating System Freebsd Freebsd 11.4 p11 All All
Operating System Freebsd Freebsd 11.4 p12 All All
Operating System Freebsd Freebsd 11.4 p13 All All
Operating System Freebsd Freebsd 11.4 p2 All All
Operating System Freebsd Freebsd 11.4 p3 All All
Operating System Freebsd Freebsd 11.4 p4 All All
Operating System Freebsd Freebsd 11.4 p5 All All
Operating System Freebsd Freebsd 11.4 p6 All All
Operating System Freebsd Freebsd 11.4 p7 All All
Operating System Freebsd Freebsd 11.4 p8 All All
Operating System Freebsd Freebsd 11.4 p9 All All
Operating System Freebsd Freebsd 12.2 - All All
Operating System Freebsd Freebsd 12.2 p1 All All
Operating System Freebsd Freebsd 12.2 p10 All All
Operating System Freebsd Freebsd 12.2 p2 All All
Operating System Freebsd Freebsd 12.2 p3 All All
Operating System Freebsd Freebsd 12.2 p4 All All
Operating System Freebsd Freebsd 12.2 p5 All All
Operating System Freebsd Freebsd 12.2 p6 All All
Operating System Freebsd Freebsd 12.2 p7 All All
Operating System Freebsd Freebsd 12.2 p8 All All
Operating System Freebsd Freebsd 12.2 p9 All All
Operating System Freebsd Freebsd 13.0 - All All
Operating System Freebsd Freebsd 13.0 p1 All All
Operating System Freebsd Freebsd 13.0 p2 All All
Operating System Freebsd Freebsd 13.0 p3 All All

References

ReferenceSourceLinkTags
security.FreeBSD.org/advisories/FreeBSD-SA-21:13.bhyve.asc MISC security.FreeBSD.org
CVE-2021-29631 FreeBSD Vulnerability in NetApp Products | NetApp Product Security CONFIRM security.netapp.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 690054 Free Berkeley Software Distribution (FreeBSD) Security Update for FreeBSD (a6d5d4c1-0564-11ec-b69d-4062311215d5)
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