CVE-2020-13800

MEDIUM

QEMU 4.2.0 - Uncontrolled Recursion in ATI VGA mm_index Handling

Title source: llm
STIX 2.1

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.

References (7)

Core 7
Core References
Mailing List, Vendor Advisory x_refsource_misc
https://lists.gnu.org/archive/html/qemu-devel/2020-06/msg00825.html
Mailing List, Third Party Advisory x_refsource_confirm
https://www.openwall.com/lists/oss-security/2020/06/04/2
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20200717-0001/
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00086.html
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4467-1/
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/202011-09

Scores

CVSS v3 6.0
EPSS 0.0010
EPSS Percentile 27.9%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

Details

CWE
CWE-674
Status published
Products (5)
canonical/ubuntu_linux 16.04
canonical/ubuntu_linux 18.04
canonical/ubuntu_linux 20.04
opensuse/leap 15.2
qemu/qemu 4.2.0
Published Jun 04, 2020
Tracked Since Feb 18, 2026