CVE-2022-26354

Name: CVE-2022-26354
Creator: NVD / NIST
Published: 2022-03-16T15:15:16.84+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 3.2/10EPSS 0.39%

Last modified Jun 17, 2026

CVE-2022-26354 is a low-severity vulnerability rated 3.2/10 on the CVSS scale. A flaw was found in the vhost-vsock device of QEMU. In case of error, an invalid element was not detached from the virtqueue before freeing its memory, leading to memory leakage and other unexpected results. EPSS estimates a 0.39% chance of exploitation in the next 30 days.

Description

A flaw was found in the vhost-vsock device of QEMU. In case of error, an invalid element was not detached from the virtqueue before freeing its memory, leading to memory leakage and other unexpected results. Affected QEMU versions <= 6.2.0.

Metrics

CVSS 3.1

3.2/10

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

EPSS Probability

0.39%

30.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Qemu	Qemu	<= 6.2.0
Debian	Debian Linux	9.0
Debian	Debian Linux	10.0

References

https://gitlab.com/qemu-project/qemu/-/commit/8d1b247f3748ac4078524130c6d7ae42b6140aafPatch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/04/msg00002.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/09/msg00008.htmlMailing List, Third Party Advisory
https://security.gentoo.org/glsa/202208-27Third Party Advisory
https://security.netapp.com/advisory/ntap-20220425-0003/Third Party Advisory
https://www.debian.org/security/2022/dsa-5133Third Party Advisory
https://gitlab.com/qemu-project/qemu/-/commit/8d1b247f3748ac4078524130c6d7ae42b6140aafPatch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/04/msg00002.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/09/msg00008.htmlMailing List, Third Party Advisory
https://security.gentoo.org/glsa/202208-27Third Party Advisory
https://security.netapp.com/advisory/ntap-20220425-0003/Third Party Advisory
https://www.debian.org/security/2022/dsa-5133Third Party Advisory

Timeline

Published: Mar 16, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-26354?

How severe is CVE-2022-26354?

CVE-2022-26354 has a CVSS score of 3.2/10 (LOW severity). The EPSS model estimates a 0.39% probability of exploitation in the next 30 days.

How do I fix CVE-2022-26354?

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-2022-26354?

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

Scan your code now

Source: NVD / NIST