CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
5.1%
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.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 20.04 | noarch | linux-oem-5.14 | < 5.14.0-1022.24 | UNKNOWN |