CVE-2022-0216
MEDIUM 4.4EPSS 0.4%
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.
- Affected
- QEMU
- CVSS v3.1 NVD
- 4.4 MEDIUM
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H - EPSS
- 0.43% chance of exploitation in the next 30 days, 36th percentile
- Published
- 2022-08-26
- Updated
- 2024-08-02
Proof-of-concept exploits (1)
Security advisories
- https://access.redhat.com/security/cve/CVE-2022-0216
- https://bugzilla.redhat.com/show_bug.cgi?id=2036953
- https://gitlab.com/qemu-project/qemu/-/commit/4367a20cc4
- https://gitlab.com/qemu-project/qemu/-/issues/972
- https://starlabs.sg/advisories/22/22-0216