Rapid7

vulnerability

Ubuntu: (CVE-2022-4744): linux-oem-5.14 vulnerability

Severity
7
CVSS
(AV:L/AC:L/Au:S/C:C/I:C/A:C)
Published
Mar 30, 2023
Added
Nov 19, 2024
Modified
Apr 16, 2026

Description

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.

Solution

ubuntu-upgrade-linux-oem-5-14
Title
Rapid7 Labs

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