Missing Release of Resource after Effective Lifetime Affecting qemu-kvm-core package, versions <15:6.2.0-11.module+el8.6.0+15668+464a1f31.2


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
0.72% (82nd percentile)

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  • Snyk IDSNYK-CENTOS8-QEMUKVMCORE-2421869
  • published12 Mar 2022
  • disclosed8 Mar 2022

Introduced: 8 Mar 2022

CVE-2022-26353  (opens in a new tab)
CWE-772  (opens in a new tab)

How to fix?

Upgrade Centos:8 qemu-kvm-core to version 15:6.2.0-11.module+el8.6.0+15668+464a1f31.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream qemu-kvm-core package and not the qemu-kvm-core package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

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 Scores

version 3.1