Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2021-3546

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.

Published

2021-06-02T14:15:11.120

Last Modified

2024-11-21T06:21:48.610

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.2 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:P/I:P/A:P

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

3.9

Impact Score

6.4

Weaknesses

Type: Secondary
CWE-787
Type: Primary
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	qemu	qemu	≤ 6.0.0	Yes
Operating System	debian	debian_linux	11.0	Yes

References

http://www.openwall.com/lists/oss-security/2021/05/31/1 Mailing List, Third Party Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=1958978 Issue Tracking, Third Party Advisory ([email protected])
https://security.gentoo.org/glsa/202208-27 Third Party Advisory ([email protected])
https://security.netapp.com/advisory/ntap-20210720-0008/ Third Party Advisory ([email protected])
https://www.debian.org/security/2021/dsa-4980 Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2021/05/31/1 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=1958978 Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/202208-27 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.netapp.com/advisory/ntap-20210720-0008/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2021/dsa-4980 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)