CVE-2022-0216

Description

A use-after-free vulnerability was found in the LSI53C895A SCSI Host Bus Adapter emulation of QEMU. The flaw occurs while processing repeated messages to cancel the current SCSI request via the lsi_do_msgout function. This flaw allows a malicious privileged user within the guest to crash the QEMU process on the host, resulting in a denial of service.

References

https://starlabs.sg/advisories/22/22-0216/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZTY7TVHX62OJWF6IOBCIGLR2N5K4QN3E/

https://gitlab.com/qemu-project/qemu/-/issues/972

https://gitlab.com/qemu-project/qemu/-/commit/4367a20cc4

https://bugzilla.redhat.com/show_bug.cgi?id=2036953

https://access.redhat.com/security/cve/CVE-2022-0216

Details

Source: Mitre, NVD

Risk Information

CVSS v2

CVSS v3