CVE-2026-43103

MEDIUM

net: lapbether: handle NETDEV_PRE_TYPE_CHANGE

Title source: cna
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: net: lapbether: handle NETDEV_PRE_TYPE_CHANGE lapbeth_data_transmit() expects the underlying device type to be ARPHRD_ETHER. Returning NOTIFY_BAD from lapbeth_device_event() makes sure bonding driver can not break this expectation.

Scores

CVSS v3 5.5
EPSS 0.0001
EPSS Percentile 2.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

Status published
Products (14)
Linux/Linux < 2.6.24
Linux/Linux 2.6.24
Linux/Linux 6.12.83 - 6.12.*
Linux/Linux 6.18.24 - 6.18.*
Linux/Linux 6.19.14 - 6.19.*
Linux/Linux 6.6.136 - 6.6.*
Linux/Linux 7.0
Linux/Linux 872254dd6b1f80cb95ee9e2e22980888533fc293 - 328bb2cff5c2ed973f595ded769e15f4b7a117be
Linux/Linux 872254dd6b1f80cb95ee9e2e22980888533fc293 - 363a38044b8cd5b496d241651a1fb666e7c5fe3e
Linux/Linux 872254dd6b1f80cb95ee9e2e22980888533fc293 - 63851f60781aa89258c8f0952cd13940aab0888e
... and 4 more
Published May 06, 2026
Tracked Since May 06, 2026