CVE-2026-43103

MEDIUM EPSS 2.4%
Published May 6, 20261mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published May 6, 2026 1mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
2.4% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 11

VendorProductVersionRange
linuxlinux_kernel*≥2.6.24  –  <6.6.136
linuxlinux_kernel*≥6.7  –  <6.12.83
linuxlinux_kernel*≥6.13  –  <6.18.24
linuxlinux_kernel*≥6.19  –  <6.19.14
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any

References 8

  • git.kernel.org https://git.kernel.org/stable/c/328bb2cff5c2ed973f595ded769e15f4b7a117be
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/363a38044b8cd5b496d241651a1fb666e7c5fe3e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/63851f60781aa89258c8f0952cd13940aab0888e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/698642a01d53107ce9b3fc08bd801284af478a2b
  • git.kernel.org https://git.kernel.org/stable/c/a10570973619cba9dfa6d723177251b846fae587
  • git.kernel.org https://git.kernel.org/stable/c/b117056768ab7deb434e7d72065e48d2083a0c2a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b120e4432f9f56c7103133d6a11245e617695adb
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ffc5ed59f6dc87c51e8775f002619310225742e8

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/328bb2cff5c2ed973f595ded769e15f4b7a117be
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/363a38044b8cd5b496d241651a1fb666e7c5fe3e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/63851f60781aa89258c8f0952cd13940aab0888e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b117056768ab7deb434e7d72065e48d2083a0c2a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b120e4432f9f56c7103133d6a11245e617695adb
    Patch