PT-2022-4821 · Qemu+9 · Qemu+9

Victor Tom · Published 2022-03-08 · Updated 2024-06-15 · CVE-2022-26353

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions QEMU version 6.2.0

Description A flaw in the virtio-net device of QEMU is related to an error in handling cached virtqueue elements, which can lead to memory leakage and other unexpected results. This issue allows a remote attacker to cause a denial of service.

Recommendations For QEMU version 6.2.0, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Missing Release of Resource after Effective Lifetime

Weakness Enumeration

CWE-772

Related Identifiers

ALSA-2022:5263

ALSA-2022:5821

ALT-PU-2022-2009

ALT-PU-2022-3081

ALT-PU-2022-3390

ALT-PU-2023-1830

ALT-PU-2023-1869

AZL-35157

AZL-9748

BDU:2022-05847

CESA-2022_5821

CVE-2022-26353

DSA-5133-1

OESA-2022-1662

OPENSUSE-SU-2022_2260-1

OPENSUSE-SU-2024:12209-1

RHSA-2022:5002

RHSA-2022:5263

RHSA-2022:5821

RHSA-2022_5263

RHSA-2022_5821

RLSA-2022:5821

SUSE-SU-2022:2260-1

USN-5489-1

Affected Products

Alt Linux

Almalinux

Astra Linux

Centos

Linuxmint

Qemu

Red Hat

Rocky Linux

Suse

Ubuntu

References · 87

• 🔥 https://github.com/QiuhaoLi/CVE-2021-3929-3947 · Exploit
• https://osv.dev/vulnerability/DSA-5133-1 · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2022-9432.html · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2022-9493.html · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2022-9460.html · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2022-9492.html · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-05847 · Security Note
• https://osv.dev/vulnerability/AZL-9748 · Vendor Advisory
• https://debian.org/security/2022/dsa-5133 · Vendor Advisory
• https://lists.nongnu.org/archive/html/qemu-devel/2022-03/msg02438.html · Vendor Advisory
• https://osv.dev/vulnerability/ALSA-2022:5821 · Vendor Advisory
• https://osv.dev/vulnerability/RLSA-2022:5821 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-26353 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-26354 · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2022-9494.html · Vendor Advisory