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CVE-2021-3546

UNKNOWN
Published 2021-06-02T13:30:30
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No CVSS data available

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-m53p-4wch-f983

Advisory Details

A flaw was found in vhost-user-gpu of QEMU in versions up to and including 6.0. An out-of-bounds write vulnerability can allow a malicious guest to crash the QEMU process on the host resulting in a denial of service or potentially execute arbitrary code on the host with the privileges of the QEMU process. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

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

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2021-3546
WEB https://bugzilla.redhat.com/show_bug.cgi?id=1958978
WEB https://security.gentoo.org/glsa/202208-27
WEB https://security.netapp.com/advisory/ntap-20210720-0008
WEB https://www.debian.org/security/2021/dsa-4980
WEB http://www.openwall.com/lists/oss-security/2021/05/31/1

Advisory provided by GitHub Security Advisory Database. Published: May 24, 2022, Modified: August 16, 2022

References

http://www.openwall.com/lists/oss-security/2021/05/31/1
https://bugzilla.redhat.com/show_bug.cgi?id=1958978
https://security.netapp.com/advisory/ntap-20210720-0008/
https://www.debian.org/security/2021/dsa-4980
https://security.gentoo.org/glsa/202208-27
Published: 2021-06-02T13:30:30
Last Modified: 2024-08-03T17:01:07.614Z
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