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CVE-2021-4158 — MEDIUM severity vulnerability | Release Alert

CVE-2021-4158

MEDIUMCVSS v3

Published

August 24, 2022

Affected

5 projects

Assigned by

Red Hat

Severity scale

010

Description

A NULL pointer dereference issue was found in the ACPI code of QEMU. A malicious, privileged user within the guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service condition.

qemu-project/qemu

GitLabQEMU main repository: Please see https://www.qemu.org/docs/master/devel/submitting-a-patch.html for how to submit changes to QEMU. Pull Requests are ignored. Please only use release tarballs from the QEMU website. http://www.qemu.org

>= 6.0.0, < 7.0.0NVD

qemu/qemu

GitHubOfficial QEMU mirror. Please see https://www.qemu.org/contribute/ for how to submit changes to QEMU. Pull Requests are disabled. Please only use release tarballs from the QEMU website.

>= 6.0.0, < 7.0.0NVD

More on this CVE

NVD↗GitHub Advisory↗

bonzini/qemu

GitHubMy QEMU tree

>= 6.0.0, < 7.0.0NVD

birkelund/qemu

>= 6.0.0, < 7.0.0NVD

thuth/qemu

GitLabQEMU mirror for GitLab CI: Please see http://wiki.qemu.org/Contribute/SubmitAPatch for how to submit changes to QEMU. Pull Requests are ignored. Please only use release tarballs from the QEMU website. http://www.qemu.org

>= 6.0.0, < 7.0.0NVD