CVE-2021-3546

HIGH

8.2

Description

An out-of-bounds write vulnerability was found in the virtio vhost-user GPU device (vhost-user-gpu) of QEMU in versions up to and including 6.0. The flaw occurs while processing the 'VIRTIO_GPU_CMD_GET_CAPSET' command from the guest. It could allow a privileged guest user to crash the QEMU process on the host, resulting in a denial of service condition, or potential code execution with the privileges of the QEMU process.

CVE Details

CVSS v3.1 Score8.2

SeverityHIGH

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

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredHIGH

User InteractionNONE

Published6/2/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

debian:debian_linuxqemu:qemu

Weaknesses (CWE)

CWE-787CWE-787

References

http://www.openwall.com/lists/oss-security/2021/05/31/1(secalert@redhat.com)

https://bugzilla.redhat.com/show_bug.cgi?id=1958978(secalert@redhat.com)

https://security.gentoo.org/glsa/202208-27(secalert@redhat.com)

https://security.netapp.com/advisory/ntap-20210720-0008/(secalert@redhat.com)

https://www.debian.org/security/2021/dsa-4980(secalert@redhat.com)

http://www.openwall.com/lists/oss-security/2021/05/31/1(af854a3a-2127-422b-91ae-364da2661108)

https://bugzilla.redhat.com/show_bug.cgi?id=1958978(af854a3a-2127-422b-91ae-364da2661108)

https://security.gentoo.org/glsa/202208-27(af854a3a-2127-422b-91ae-364da2661108)

https://security.netapp.com/advisory/ntap-20210720-0008/(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2021/dsa-4980(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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