CVE-2022-4172

An integer overflow and buffer overflow issues were found in the ACPI Error Record Serialization Table (ERST) device of QEMU in the read_erst_record() and write_erst_record() functions. Both issues may allow the guest to overrun the host buffer allocated for the ERST memory device. A malicious guest could use these flaws to crash the QEMU process on the host.

Date published : 2022-11-29

https://gitlab.com/qemu-project/qemu/-/commit/defb7098

https://gitlab.com/qemu-project/qemu/-/issues/1268