CVE-2026-43103In 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.
Updated under an hour ago ()
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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
- 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Modified
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
linux linux_kernel linux:linux_kernel | from 2.6.24 before 6.6.136; from 6.7 before 6.12.83; from 6.13 before 6.18.24; from 6.19 before 6.19.14; 7.0; 7.0; 7.0; 7.0; and 3 more ranges | NVD |
References
- https://git.kernel.org/stable/c/328bb2cff5c2ed973f595ded769e15f4b7a117bepatch
- https://git.kernel.org/stable/c/363a38044b8cd5b496d241651a1fb666e7c5fe3epatch
- https://git.kernel.org/stable/c/63851f60781aa89258c8f0952cd13940aab0888epatch
- https://git.kernel.org/stable/c/698642a01d53107ce9b3fc08bd801284af478a2b
- https://git.kernel.org/stable/c/a10570973619cba9dfa6d723177251b846fae587
- https://git.kernel.org/stable/c/b117056768ab7deb434e7d72065e48d2083a0c2apatch
- https://git.kernel.org/stable/c/b120e4432f9f56c7103133d6a11245e617695adbpatch
- https://git.kernel.org/stable/c/ffc5ed59f6dc87c51e8775f002619310225742e8
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.