CVE-2019-20808

CVE Details

Release Date:

2020-12-31

Description

In QEMU 4.1.0, an out-of-bounds read flaw was found in the ATI VGA implementation. It occurs in the ati_cursor_define() routine while handling MMIO write operations through the ati_mm_write() callback. A malicious guest could abuse this flaw to crash the QEMU process, resulting in a denial of service.

See more information about CVE-2019-20808 from MITRE CVE dictionary and NIST NVD

CVSS v3.0 metrics

NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score:	6.5	Base Metrics:	AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Access Vector:	Local network	Attack Complexity:	Low
Privileges Required:	Low	User Interaction:	None
Scope:	Changed	Confidentiality Impact:	None
Integrity Impact:	None	Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 7 (qemu)	ELSA-2021-9104	2021-03-12
Oracle Linux version 7 (qemu)	ELSA-2021-9109	2021-03-15

This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team