CVE-2022-4744 Affecting redhat-virtualization-host-image-update package, versions *


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.46% (38th percentile)

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  • Snyk IDSNYK-RHEL10-REDHATVIRTUALIZATIONHOSTIMAGEUPDATE-10885459
  • published24 Jul 2025
  • disclosed1 Jan 2022

Introduced: 1 Jan 2022

CVE-2022-4744  (opens in a new tab)
CWE-1341  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:10 redhat-virtualization-host-image-update.

NVD Description

Note: Versions mentioned in the description apply only to the upstream redhat-virtualization-host-image-update package and not the redhat-virtualization-host-image-update package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

A double-free flaw was found in the Linux kernel’s TUN/TAP device driver functionality in how a user registers the device when the register_netdevice function fails (NETDEV_REGISTER notifier). This flaw allows a local user to crash or potentially escalate their privileges on the system.

CVSS Base Scores

version 3.1