CVE-2020-13754

Name: CVE-2020-13754
Creator: NVD / NIST
Published: 2020-06-02T14:15:10.817+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.7/10EPSS 0.42%

Last modified Jun 17, 2026

CVE-2020-13754 is a medium-severity vulnerability rated 6.7/10 on the CVSS scale. 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.. EPSS estimates a 0.42% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

6.7/10

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

EPSS Probability

0.42%

33.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions
Qemu	Qemu	<= 5.0.1
Canonical	Ubuntu Linux	16.04
Canonical	Ubuntu Linux	18.04
Canonical	Ubuntu Linux	20.04
Debian	Debian Linux	9.0
Debian	Debian Linux	10.0

References

http://www.openwall.com/lists/oss-security/2020/06/01/6Mailing List, Patch, Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/06/15/8Mailing List, Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/07/msg00020.htmlMailing List, Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2020-06/msg00004.htmlIssue Tracking, Patch, Third Party Advisory
https://security.gentoo.org/glsa/202011-09Third Party Advisory
https://security.netapp.com/advisory/ntap-20200608-0007/Third Party Advisory
https://usn.ubuntu.com/4467-1/Third Party Advisory
https://www.debian.org/security/2020/dsa-4728Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/06/01/6Mailing List, Patch, Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/06/15/8Mailing List, Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/07/msg00020.htmlMailing List, Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2020-06/msg00004.htmlIssue Tracking, Patch, Third Party Advisory
https://security.gentoo.org/glsa/202011-09Third Party Advisory
https://security.netapp.com/advisory/ntap-20200608-0007/Third Party Advisory
https://usn.ubuntu.com/4467-1/Third Party Advisory
https://www.debian.org/security/2020/dsa-4728Third Party Advisory

Timeline

Published: Jun 2, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-13754?

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.

How severe is CVE-2020-13754?

CVE-2020-13754 has a CVSS score of 6.7/10 (MEDIUM severity). The EPSS model estimates a 0.42% probability of exploitation in the next 30 days.

How do I fix CVE-2020-13754?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-13754?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST