CVE-2020-13800 Information

Description

ati-vga in hw/display/ati.c in QEMU 4.2.0 allows guest OS users to trigger infinite recursion via a crafted mm_index value during an ati_mm_read or ati_mm_write call.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00086.html https://cve.openeuler.org/cve/CVEInfo/CVE-2020-13800 https://lists.gnu.org/archive/html/qemu-devel/2020-06/msg00825.html https://security.gentoo.org/glsa/202011-09 https://security.netapp.com/advisory/ntap-20200717-0001/ https://usn.ubuntu.com/4467-1/ https://www.openwall.com/lists/oss-security/2020/06/04/2

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction Required

HIGH

Scope

NONE

Confidentiality Impact

CHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.0