CVE-2022-4172

 

Published at: - 29-11-2022 07:15

Last modified: - 27-01-2023 09:15

Total changes: - 4

Description

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.

Common Vulnerability Scoring System (CVSS)

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

 

Verification logic

 

Reference

• https://gitlab.com/qemu-project/qemu/-/commit/defb7098
• https://gitlab.com/qemu-project/qemu/-/issues/1268
• https://lore.kernel.org/qemu-devel/20221024154233.1043347-1-lk@c--e.de/
• FEDORA-2022-22b1f8dae2-
• https://security.netapp.com/advisory/ntap-20230127-0013/

 

Keywords

NVD

 

CVE-2022-4172

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures