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OpenAdvisories
Medium · 6.2 CVE-2021-32843 EUVD-2021-19575GHSA-x6m4-8q2v-7x97

HyperKit is a toolkit for embedding hypervisor capabilities in an application. In versions 0.20210107 and prior of HyperKit, `virtio.c` has…

Published Feb 17, 2023 · Updated Mar 10, 2025 · Assigned by GitHub_M

Description

HyperKit is a toolkit for embedding hypervisor capabilities in an application. In versions 0.20210107 and prior of HyperKit, `virtio.c` has is a call to `vc_cfgread` that does not check for null which when called makes the host crash. This issue may lead to a guest crashing the host causing a denial of service. This issue is fixed in commit df0e46c7dbfd81a957d85e449ba41b52f6f7beb4.

Affected products

VendorProductAffectedFixed
moby hyperkit 0.20210107 – ≤ 0.20210107 —

References