CVE-2020-13754

medium

Description

hw/pci/msix.c in QEMU 4.2.0 allows guest OS users to trigger an out-of-bounds access via a crafted address in an msi-x mmio operation.

References

http://www.openwall.com/lists/oss-security/2020/06/01/6

http://www.openwall.com/lists/oss-security/2020/06/15/8

https://lists.debian.org/debian-lts-announce/2020/07/msg00020.html

https://lists.gnu.org/archive/html/qemu-devel/2020-06/msg00004.html

https://security.gentoo.org/glsa/202011-09

https://security.netapp.com/advisory/ntap-20200608-0007/

https://usn.ubuntu.com/4467-1/

https://www.debian.org/security/2020/dsa-4728

Details

Source: MITRE

Published: 2020-06-02

Updated: 2020-12-14

Type: CWE-119

Risk Information

CVSS v2

Base Score: 4.6

Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 3.9

Severity: MEDIUM

CVSS v3

Base Score: 6.7

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

Impact Score: 5.9

Exploitability Score: 0.8

Severity: MEDIUM