CVE-2022-26353

A flaw was found in the virtio-net device of QEMU. This flaw was inadvertently introduced with the fix for CVE-2021-3748, which forgot to unmap the cached virtqueue elements on error, leading to memory leakage and other unexpected results. Affected QEMU version: 6.2.0.

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://lists.nongnu.org/archive/html/qemu-devel/2022-03/msg02438.html	Mailing List Patch Vendor Advisory
https://gitlab.com/qemu-project/qemu/-/commit/abe300d9d894f7138e1af7c8e9c88c04bfe98b37	Patch Third Party Advisory
https://security.netapp.com/advisory/ntap-20220425-0003/	Third Party Advisory
https://www.debian.org/security/2022/dsa-5133	Third Party Advisory
https://security.gentoo.org/glsa/202208-27	Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:qemu:qemu:6.2.0:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

Information

Published : 2022-03-16 08:15

Updated : 2023-02-12 14:15

NVD link : CVE-2022-26353

Mitre link : CVE-2022-26353

JSON object : View

CWE

CWE-772

Missing Release of Resource after Effective Lifetime

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Products Affected

debian

debian_linux

qemu

qemu

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