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CVE-2021-32843

MEDIUM

6.2

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.

CVE Details

CVSS v3.1 Score6.2

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published2/17/2023

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

mobyproject:hyperkit

Weaknesses (CWE)

CWE-476CWE-476

References

https://github.com/moby/hyperkit/commit/df0e46c7dbfd81a957d85e449ba41b52f6f7beb4(security-advisories@github.com)

https://github.com/moby/hyperkit/pull/313(security-advisories@github.com)

https://securitylab.github.com/advisories/GHSL-2021-054_057-moby-hyperkit/(security-advisories@github.com)

https://github.com/moby/hyperkit/commit/df0e46c7dbfd81a957d85e449ba41b52f6f7beb4(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/moby/hyperkit/pull/313(af854a3a-2127-422b-91ae-364da2661108)

https://securitylab.github.com/advisories/GHSL-2021-054_057-moby-hyperkit/(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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