Home/CVE/A flaw was found in the vhost-vsock device of QEMU. In case of error, an invalid element was not detached from the virtq
CVE

CVE-2022-26354

A flaw was found in the vhost-vsock device of QEMU. In case of error, an invalid element was not detached from the virtq

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.

LOW · CVSS 3.2 EPSS 0.00011
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-772Missing Release of Resource after Effective Lifetime
CWE-772Missing Release of Resource after Effective Lifetime
▤

Affected Products & Versions

2
qemu<= 6.2.0
debian linuxall versions
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumPotentially Suspicious Usage Of Qemu
▣

Scoring & Timeline

3.2
LOW · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD16 Mar 2022 · 03:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:L
⚑

Vendor Advisories

11
msrcCVE-2022-26354
suse-csafopenSUSE-SU-2024:12209-1
suse-csafSUSE-SU-2023:3800-1
suse-csafSUSE-SU-2023:3721-1
suse-csafSUSE-SU-2023:0761-1
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://gitlab.com/qemu-project/qemu/-/commit/8d1b247f3748ac4078524130c6d7ae42b6140aafPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/04/msg00002.htmlMailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/09/msg00008.htmlMailing ListThird 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
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